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Merge branch 'master' into multi-monitor

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Conflicts:
	src/CMakeLists.txt
	src/internal.h
	src/x11_platform.h
This commit is contained in:
Camilla Berglund 2012-08-29 20:36:07 +02:00
commit 560b6b5a11
49 changed files with 633 additions and 2722 deletions
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45
cmake_uninstall.cmake.in
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@ -1,22 +1,29 @@
IF(NOT EXISTS "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt")
MESSAGE(FATAL_ERROR "Cannot find install manifest: \"@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt\"")
ENDIF(NOT EXISTS "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt")
FILE(READ "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt" files)
STRING(REGEX REPLACE "\n" ";" files "${files}")
FOREACH(file ${files})
MESSAGE(STATUS "Uninstalling \"$ENV{DESTDIR}${file}\"")
IF(EXISTS "$ENV{DESTDIR}${file}")
EXEC_PROGRAM(
"@CMAKE_COMMAND@" ARGS "-E remove \"$ENV{DESTDIR}${file}\""
OUTPUT_VARIABLE rm_out
RETURN_VALUE rm_retval
)
IF(NOT "${rm_retval}" STREQUAL 0)
if (NOT EXISTS "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt")
message(FATAL_ERROR "Cannot find install manifest: \"@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt\"")
endif()
file(READ "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt" files)
string(REGEX REPLACE "\n" ";" files "${files}")
foreach (file ${files})
message(STATUS "Uninstalling \"$ENV{DESTDIR}${file}\"")
if (EXISTS "$ENV{DESTDIR}${file}")
exec_program("@CMAKE_COMMAND@" ARGS "-E remove \"$ENV{DESTDIR}${file}\""
OUTPUT_VARIABLE rm_out
RETURN_VALUE rm_retval)
if (NOT "${rm_retval}" STREQUAL 0)
MESSAGE(FATAL_ERROR "Problem when removing \"$ENV{DESTDIR}${file}\"")
ENDIF(NOT "${rm_retval}" STREQUAL 0)
ELSE(EXISTS "$ENV{DESTDIR}${file}")
MESSAGE(STATUS "File \"$ENV{DESTDIR}${file}\" does not exist.")
ENDIF(EXISTS "$ENV{DESTDIR}${file}")
ENDFOREACH(file)
endif()
elseif (IS_SYMLINK "$ENV{DESTDIR}${file}")
EXEC_PROGRAM("@CMAKE_COMMAND@" ARGS "-E remove \"$ENV{DESTDIR}${file}\""
OUTPUT_VARIABLE rm_out
RETURN_VALUE rm_retval)
if (NOT "${rm_retval}" STREQUAL 0)
message(FATAL_ERROR "Problem when removing symlink \"$ENV{DESTDIR}${file}\"")
endif()
else()
message(STATUS "File \"$ENV{DESTDIR}${file}\" does not exist.")
endif()
endforeach()

1152
examples/particles.c
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File diff suppressed because it is too large Load Diff

854
examples/pong3d.c
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@ -1,854 +0,0 @@
//========================================================================
// This is a small test application for GLFW.
// This is an OpenGL port of the famous "PONG" game (the first computer
// game ever?). It is very simple, and could be improved alot. It was
// created in order to show off the gaming capabilities of GLFW.
//========================================================================
#include <GL/glfw.h>
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
//========================================================================
// Constants
//========================================================================
// Screen resolution
#define WIDTH 640
#define HEIGHT 480
// Player size (units)
#define PLAYER_XSIZE 0.05f
#define PLAYER_YSIZE 0.15f
// Ball size (units)
#define BALL_SIZE 0.02f
// Maximum player movement speed (units / second)
#define MAX_SPEED 1.5f
// Player movement acceleration (units / seconds^2)
#define ACCELERATION 4.0f
// Player movement deceleration (units / seconds^2)
#define DECELERATION 2.0f
// Ball movement speed (units / second)
#define BALL_SPEED 0.4f
// Menu options
#define MENU_NONE 0
#define MENU_PLAY 1
#define MENU_QUIT 2
// Game events
#define NOBODY_WINS 0
#define PLAYER1_WINS 1
#define PLAYER2_WINS 2
// Winner ID
#define NOBODY 0
#define PLAYER1 1
#define PLAYER2 2
// Camera positions
#define CAMERA_CLASSIC 0
#define CAMERA_ABOVE 1
#define CAMERA_SPECTATOR 2
#define CAMERA_DEFAULT CAMERA_CLASSIC
//========================================================================
// Textures
//========================================================================
#define TEX_TITLE 0
#define TEX_MENU 1
#define TEX_INSTR 2
#define TEX_WINNER1 3
#define TEX_WINNER2 4
#define TEX_FIELD 5
#define NUM_TEXTURES 6
// Texture names
char * tex_name[ NUM_TEXTURES ] = {
"pong3d_title.tga",
"pong3d_menu.tga",
"pong3d_instr.tga",
"pong3d_winner1.tga",
"pong3d_winner2.tga",
"pong3d_field.tga"
};
// OpenGL texture object IDs
GLuint tex_id[ NUM_TEXTURES ];
//========================================================================
// Global variables
//========================================================================
// Display information
int width, height;
// Frame information
double thistime, oldtime, dt, starttime;
// Camera information
int camerapos;
// Player information
struct {
double ypos; // -1.0 to +1.0
double yspeed; // -MAX_SPEED to +MAX_SPEED
} player1, player2;
// Ball information
struct {
double xpos, ypos;
double xspeed, yspeed;
} ball;
// And the winner is...
int winner;
// Lighting configuration
const GLfloat env_ambient[4] = {1.0f,1.0f,1.0f,1.0f};
const GLfloat light1_position[4] = {-3.0f,3.0f,2.0f,1.0f};
const GLfloat light1_diffuse[4] = {1.0f,1.0f,1.0f,0.0f};
const GLfloat light1_ambient[4] = {0.0f,0.0f,0.0f,0.0f};
// Object material properties
const GLfloat player1_diffuse[4] = {1.0f,0.3f,0.3f,1.0f};
const GLfloat player1_ambient[4] = {0.3f,0.1f,0.0f,1.0f};
const GLfloat player2_diffuse[4] = {0.3f,1.0f,0.3f,1.0f};
const GLfloat player2_ambient[4] = {0.1f,0.3f,0.1f,1.0f};
const GLfloat ball_diffuse[4] = {1.0f,1.0f,0.5f,1.0f};
const GLfloat ball_ambient[4] = {0.3f,0.3f,0.1f,1.0f};
const GLfloat border_diffuse[4] = {0.3f,0.3f,1.0f,1.0f};
const GLfloat border_ambient[4] = {0.1f,0.1f,0.3f,1.0f};
const GLfloat floor_diffuse[4] = {1.0f,1.0f,1.0f,1.0f};
const GLfloat floor_ambient[4] = {0.3f,0.3f,0.3f,1.0f};
//========================================================================
// LoadTextures() - Load textures from disk and upload to OpenGL card
//========================================================================
GLboolean LoadTextures( void )
{
int i;
// Generate texture objects
glGenTextures( NUM_TEXTURES, tex_id );
// Load textures
for( i = 0; i < NUM_TEXTURES; i ++ )
{
// Select texture object
glBindTexture( GL_TEXTURE_2D, tex_id[ i ] );
// Set texture parameters
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT );
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT );
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
// Upload texture from file to texture memory
if( !glfwLoadTexture2D( tex_name[ i ], 0 ) )
{
fprintf( stderr, "Failed to load texture %s\n", tex_name[ i ] );
return GL_FALSE;
}
}
return GL_TRUE;
}
//========================================================================
// DrawImage() - Draw a 2D image as a texture
//========================================================================
void DrawImage( int texnum, float x1, float x2, float y1, float y2 )
{
glEnable( GL_TEXTURE_2D );
glBindTexture( GL_TEXTURE_2D, tex_id[ texnum ] );
glBegin( GL_QUADS );
glTexCoord2f( 0.0f, 1.0f );
glVertex2f( x1, y1 );
glTexCoord2f( 1.0f, 1.0f );
glVertex2f( x2, y1 );
glTexCoord2f( 1.0f, 0.0f );
glVertex2f( x2, y2 );
glTexCoord2f( 0.0f, 0.0f );
glVertex2f( x1, y2 );
glEnd();
glDisable( GL_TEXTURE_2D );
}
//========================================================================
// GameMenu() - Game menu (returns menu option)
//========================================================================
int GameMenu( void )
{
int option;
// Enable sticky keys
glfwEnable( GLFW_STICKY_KEYS );
// Wait for a game menu key to be pressed
do
{
// Get window size
glfwGetWindowSize( &width, &height );
// Set viewport
glViewport( 0, 0, width, height );
// Clear display
glClearColor( 0.0f, 0.0f, 0.0f, 0.0f );
glClear( GL_COLOR_BUFFER_BIT );
// Setup projection matrix
glMatrixMode( GL_PROJECTION );
glLoadIdentity();
glOrtho( 0.0f, 1.0f, 1.0f, 0.0f, -1.0f, 1.0f );
// Setup modelview matrix
glMatrixMode( GL_MODELVIEW );
glLoadIdentity();
// Display title
glColor3f( 1.0f, 1.0f, 1.0f );
DrawImage( TEX_TITLE, 0.1f, 0.9f, 0.0f, 0.3f );
// Display menu
glColor3f( 1.0f, 1.0f, 0.0f );
DrawImage( TEX_MENU, 0.38f, 0.62f, 0.35f, 0.5f );
// Display instructions
glColor3f( 0.0f, 1.0f, 1.0f );
DrawImage( TEX_INSTR, 0.32f, 0.68f, 0.65f, 0.85f );
// Swap buffers
glfwSwapBuffers();
// Check for keys
if( glfwGetKey( 'Q' ) || !glfwGetWindowParam( GLFW_OPENED ) )
{
option = MENU_QUIT;
}
else if( glfwGetKey( GLFW_KEY_F1 ) )
{
option = MENU_PLAY;
}
else
{
option = MENU_NONE;
}
// To avoid horrible busy waiting, sleep for at least 20 ms
glfwSleep( 0.02 );
}
while( option == MENU_NONE );
// Disable sticky keys
glfwDisable( GLFW_STICKY_KEYS );
return option;
}
//========================================================================
// NewGame() - Initialize a new game
//========================================================================
void NewGame( void )
{
// Frame information
starttime = thistime = glfwGetTime();
// Camera information
camerapos = CAMERA_DEFAULT;
// Player 1 information
player1.ypos = 0.0;
player1.yspeed = 0.0;
// Player 2 information
player2.ypos = 0.0;
player2.yspeed = 0.0;
// Ball information
ball.xpos = -1.0 + PLAYER_XSIZE;
ball.ypos = player1.ypos;
ball.xspeed = 1.0;
ball.yspeed = 1.0;
}
//========================================================================
// PlayerControl() - Player control
//========================================================================
void PlayerControl( void )
{
float joy1pos[ 2 ], joy2pos[ 2 ];
// Get joystick X & Y axis positions
glfwGetJoystickPos( GLFW_JOYSTICK_1, joy1pos, 2 );
glfwGetJoystickPos( GLFW_JOYSTICK_2, joy2pos, 2 );
// Player 1 control
if( glfwGetKey( 'A' ) || joy1pos[ 1 ] > 0.2f )
{
player1.yspeed += dt * ACCELERATION;
if( player1.yspeed > MAX_SPEED )
{
player1.yspeed = MAX_SPEED;
}
}
else if( glfwGetKey( 'Z' ) || joy1pos[ 1 ] < -0.2f )
{
player1.yspeed -= dt * ACCELERATION;
if( player1.yspeed < -MAX_SPEED )
{
player1.yspeed = -MAX_SPEED;
}
}
else
{
player1.yspeed /= exp( DECELERATION * dt );
}
// Player 2 control
if( glfwGetKey( 'K' ) || joy2pos[ 1 ] > 0.2f )
{
player2.yspeed += dt * ACCELERATION;
if( player2.yspeed > MAX_SPEED )
{
player2.yspeed = MAX_SPEED;
}
}
else if( glfwGetKey( 'M' ) || joy2pos[ 1 ] < -0.2f )
{
player2.yspeed -= dt * ACCELERATION;
if( player2.yspeed < -MAX_SPEED )
{
player2.yspeed = -MAX_SPEED;
}
}
else
{
player2.yspeed /= exp( DECELERATION * dt );
}
// Update player 1 position
player1.ypos += dt * player1.yspeed;
if( player1.ypos > 1.0 - PLAYER_YSIZE )
{
player1.ypos = 1.0 - PLAYER_YSIZE;
player1.yspeed = 0.0;
}
else if( player1.ypos < -1.0 + PLAYER_YSIZE )
{
player1.ypos = -1.0 + PLAYER_YSIZE;
player1.yspeed = 0.0;
}
// Update player 2 position
player2.ypos += dt * player2.yspeed;
if( player2.ypos > 1.0 - PLAYER_YSIZE )
{
player2.ypos = 1.0 - PLAYER_YSIZE;
player2.yspeed = 0.0;
}
else if( player2.ypos < -1.0 + PLAYER_YSIZE )
{
player2.ypos = -1.0 + PLAYER_YSIZE;
player2.yspeed = 0.0;
}
}
//========================================================================
// BallControl() - Ball control
//========================================================================
int BallControl( void )
{
int event;
double ballspeed;
// Calculate new ball speed
ballspeed = BALL_SPEED * (1.0 + 0.02*(thistime-starttime));
ball.xspeed = ball.xspeed > 0 ? ballspeed : -ballspeed;
ball.yspeed = ball.yspeed > 0 ? ballspeed : -ballspeed;
ball.yspeed *= 0.74321;
// Update ball position
ball.xpos += dt * ball.xspeed;
ball.ypos += dt * ball.yspeed;
// Did the ball hit a top/bottom wall?
if( ball.ypos >= 1.0 )
{
ball.ypos = 2.0 - ball.ypos;
ball.yspeed = -ball.yspeed;
}
else if( ball.ypos <= -1.0 )
{
ball.ypos = -2.0 - ball.ypos;
ball.yspeed = -ball.yspeed;
}
// Did the ball hit/miss a player?
event = NOBODY_WINS;
// Is the ball entering the player 1 goal?
if( ball.xpos < -1.0 + PLAYER_XSIZE )
{
// Did player 1 catch the ball?
if( ball.ypos > (player1.ypos-PLAYER_YSIZE) &&
ball.ypos < (player1.ypos+PLAYER_YSIZE) )
{
ball.xpos = -2.0 + 2.0*PLAYER_XSIZE - ball.xpos;
ball.xspeed = -ball.xspeed;
}
else
{
event = PLAYER2_WINS;
}
}
// Is the ball entering the player 2 goal?
if( ball.xpos > 1.0 - PLAYER_XSIZE )
{
// Did player 2 catch the ball?
if( ball.ypos > (player2.ypos-PLAYER_YSIZE) &&
ball.ypos < (player2.ypos+PLAYER_YSIZE) )
{
ball.xpos = 2.0 - 2.0*PLAYER_XSIZE - ball.xpos;
ball.xspeed = -ball.xspeed;
}
else
{
event = PLAYER1_WINS;
}
}
return event;
}
//========================================================================
// DrawBox() - Draw a 3D box
//========================================================================
#define TEX_SCALE 4.0f
void DrawBox( float x1, float y1, float z1, float x2, float y2, float z2 )
{
// Draw six sides of a cube
glBegin( GL_QUADS );
// Side 1 (down)
glNormal3f( 0.0f, 0.0f, -1.0f );
glTexCoord2f( 0.0f, 0.0f );
glVertex3f( x1,y2,z1 );
glTexCoord2f( TEX_SCALE, 0.0f );
glVertex3f( x2,y2,z1 );
glTexCoord2f( TEX_SCALE, TEX_SCALE );
glVertex3f( x2,y1,z1 );
glTexCoord2f( 0.0f, TEX_SCALE );
glVertex3f( x1,y1,z1 );
// Side 2 (up)
glNormal3f( 0.0f, 0.0f, 1.0f );
glTexCoord2f( 0.0f, 0.0f );
glVertex3f( x1,y1,z2 );
glTexCoord2f( TEX_SCALE, 0.0f );
glVertex3f( x2,y1,z2 );
glTexCoord2f( TEX_SCALE, TEX_SCALE );
glVertex3f( x2,y2,z2 );
glTexCoord2f( 0.0f, TEX_SCALE );
glVertex3f( x1,y2,z2 );
// Side 3 (backward)
glNormal3f( 0.0f, -1.0f, 0.0f );
glTexCoord2f( 0.0f, 0.0f );
glVertex3f( x1,y1,z1 );
glTexCoord2f( TEX_SCALE, 0.0f );
glVertex3f( x2,y1,z1 );
glTexCoord2f( TEX_SCALE, TEX_SCALE );
glVertex3f( x2,y1,z2 );
glTexCoord2f( 0.0f, TEX_SCALE );
glVertex3f( x1,y1,z2 );
// Side 4 (forward)
glNormal3f( 0.0f, 1.0f, 0.0f );
glTexCoord2f( 0.0f, 0.0f );
glVertex3f( x1,y2,z2 );
glTexCoord2f( TEX_SCALE, 0.0f );
glVertex3f( x2,y2,z2 );
glTexCoord2f( TEX_SCALE, TEX_SCALE );
glVertex3f( x2,y2,z1 );
glTexCoord2f( 0.0f, TEX_SCALE );
glVertex3f( x1,y2,z1 );
// Side 5 (left)
glNormal3f( -1.0f, 0.0f, 0.0f );
glTexCoord2f( 0.0f, 0.0f );
glVertex3f( x1,y1,z2 );
glTexCoord2f( TEX_SCALE, 0.0f );
glVertex3f( x1,y2,z2 );
glTexCoord2f( TEX_SCALE, TEX_SCALE );
glVertex3f( x1,y2,z1 );
glTexCoord2f( 0.0f, TEX_SCALE );
glVertex3f( x1,y1,z1 );
// Side 6 (right)
glNormal3f( 1.0f, 0.0f, 0.0f );
glTexCoord2f( 0.0f, 0.0f );
glVertex3f( x2,y1,z1 );
glTexCoord2f( TEX_SCALE, 0.0f );
glVertex3f( x2,y2,z1 );
glTexCoord2f( TEX_SCALE, TEX_SCALE );
glVertex3f( x2,y2,z2 );
glTexCoord2f( 0.0f, TEX_SCALE );
glVertex3f( x2,y1,z2 );
glEnd();
}
//========================================================================
// UpdateDisplay() - Draw graphics (all game related OpenGL stuff goes
// here)
//========================================================================
void UpdateDisplay( void )
{
// Get window size
glfwGetWindowSize( &width, &height );
// Set viewport
glViewport( 0, 0, width, height );
// Clear display
glClearColor( 0.02f, 0.02f, 0.02f, 0.0f );
glClearDepth( 1.0f );
glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
// Setup projection matrix
glMatrixMode( GL_PROJECTION );
glLoadIdentity();
gluPerspective(
55.0f, // Angle of view
(GLfloat)width/(GLfloat)height, // Aspect
1.0f, // Near Z
100.0f // Far Z
);
// Setup modelview matrix
glMatrixMode( GL_MODELVIEW );
glLoadIdentity();
switch( camerapos )
{
default:
case CAMERA_CLASSIC:
gluLookAt(
0.0f, 0.0f, 2.5f,
0.0f, 0.0f, 0.0f,
0.0f, 1.0f, 0.0f
);
break;
case CAMERA_ABOVE:
gluLookAt(
0.0f, 0.0f, 2.5f,
(float)ball.xpos, (float)ball.ypos, 0.0f,
0.0f, 1.0f, 0.0f
);
break;
case CAMERA_SPECTATOR:
gluLookAt(
0.0f, -2.0, 1.2f,
(float)ball.xpos, (float)ball.ypos, 0.0f,
0.0f, 0.0f, 1.0f
);
break;
}
// Enable depth testing
glEnable( GL_DEPTH_TEST );
glDepthFunc( GL_LEQUAL );
// Enable lighting
glEnable( GL_LIGHTING );
glLightModelfv( GL_LIGHT_MODEL_AMBIENT, env_ambient );
glLightModeli( GL_LIGHT_MODEL_LOCAL_VIEWER, GL_TRUE );
glLightModeli( GL_LIGHT_MODEL_TWO_SIDE, GL_FALSE );
glLightfv( GL_LIGHT1, GL_POSITION, light1_position );
glLightfv( GL_LIGHT1, GL_DIFFUSE, light1_diffuse );
glLightfv( GL_LIGHT1, GL_AMBIENT, light1_ambient );
glEnable( GL_LIGHT1 );
// Front face is counter-clock-wise
glFrontFace( GL_CCW );
// Enable face culling (not necessary, but speeds up rendering)
glCullFace( GL_BACK );
glEnable( GL_CULL_FACE );
// Draw Player 1
glMaterialfv( GL_FRONT, GL_DIFFUSE, player1_diffuse );
glMaterialfv( GL_FRONT, GL_AMBIENT, player1_ambient );
DrawBox( -1.f, (GLfloat)player1.ypos-PLAYER_YSIZE, 0.f,
-1.f+PLAYER_XSIZE, (GLfloat)player1.ypos+PLAYER_YSIZE, 0.1f );
// Draw Player 2
glMaterialfv( GL_FRONT, GL_DIFFUSE, player2_diffuse );
glMaterialfv( GL_FRONT, GL_AMBIENT, player2_ambient );
DrawBox( 1.f-PLAYER_XSIZE, (GLfloat)player2.ypos-PLAYER_YSIZE, 0.f,
1.f, (GLfloat)player2.ypos+PLAYER_YSIZE, 0.1f );
// Draw Ball
glMaterialfv( GL_FRONT, GL_DIFFUSE, ball_diffuse );
glMaterialfv( GL_FRONT, GL_AMBIENT, ball_ambient );
DrawBox( (GLfloat)ball.xpos-BALL_SIZE, (GLfloat)ball.ypos-BALL_SIZE, 0.f,
(GLfloat)ball.xpos+BALL_SIZE, (GLfloat)ball.ypos+BALL_SIZE, BALL_SIZE*2 );
// Top game field border
glMaterialfv( GL_FRONT, GL_DIFFUSE, border_diffuse );
glMaterialfv( GL_FRONT, GL_AMBIENT, border_ambient );
DrawBox( -1.1f, 1.0f, 0.0f, 1.1f, 1.1f, 0.1f );
// Bottom game field border
glColor3f( 0.0f, 0.0f, 0.7f );
DrawBox( -1.1f, -1.1f, 0.0f, 1.1f, -1.0f, 0.1f );
// Left game field border
DrawBox( -1.1f, -1.0f, 0.0f, -1.0f, 1.0f, 0.1f );
// Left game field border
DrawBox( 1.0f, -1.0f, 0.0f, 1.1f, 1.0f, 0.1f );
// Enable texturing
glEnable( GL_TEXTURE_2D );
glBindTexture( GL_TEXTURE_2D, tex_id[ TEX_FIELD ] );
// Game field floor
glMaterialfv( GL_FRONT, GL_DIFFUSE, floor_diffuse );
glMaterialfv( GL_FRONT, GL_AMBIENT, floor_ambient );
DrawBox( -1.01f, -1.01f, -0.01f, 1.01f, 1.01f, 0.0f );
// Disable texturing
glDisable( GL_TEXTURE_2D );
// Disable face culling
glDisable( GL_CULL_FACE );
// Disable lighting
glDisable( GL_LIGHTING );
// Disable depth testing
glDisable( GL_DEPTH_TEST );
}
//========================================================================
// GameOver()
//========================================================================
void GameOver( void )
{
// Enable sticky keys
glfwEnable( GLFW_STICKY_KEYS );
// Until the user presses ESC or SPACE
while( !glfwGetKey( GLFW_KEY_ESC ) && !glfwGetKey( ' ' ) &&
glfwGetWindowParam( GLFW_OPENED ) )
{
// Draw display
UpdateDisplay();
// Setup projection matrix
glMatrixMode( GL_PROJECTION );
glLoadIdentity();
glOrtho( 0.0f, 1.0f, 1.0f, 0.0f, -1.0f, 1.0f );
// Setup modelview matrix
glMatrixMode( GL_MODELVIEW );
glLoadIdentity();
// Enable blending
glEnable( GL_BLEND );
// Dim background
glBlendFunc( GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA );
glColor4f( 0.3f, 0.3f, 0.3f, 0.3f );
glBegin( GL_QUADS );
glVertex2f( 0.0f, 0.0f );
glVertex2f( 1.0f, 0.0f );
glVertex2f( 1.0f, 1.0f );
glVertex2f( 0.0f, 1.0f );
glEnd();
// Display winner text
glBlendFunc( GL_ONE, GL_ONE_MINUS_SRC_COLOR );
if( winner == PLAYER1 )
{
glColor4f( 1.0f, 0.5f, 0.5f, 1.0f );
DrawImage( TEX_WINNER1, 0.35f, 0.65f, 0.46f, 0.54f );
}
else if( winner == PLAYER2 )
{
glColor4f( 0.5f, 1.0f, 0.5f, 1.0f );
DrawImage( TEX_WINNER2, 0.35f, 0.65f, 0.46f, 0.54f );
}
// Disable blending
glDisable( GL_BLEND );
// Swap buffers
glfwSwapBuffers();
}
// Disable sticky keys
glfwDisable( GLFW_STICKY_KEYS );
}
//========================================================================
// GameLoop() - Game loop
//========================================================================
void GameLoop( void )
{
int playing, event;
// Initialize a new game
NewGame();
// Enable sticky keys
glfwEnable( GLFW_STICKY_KEYS );
// Loop until the game ends
playing = GL_TRUE;
while( playing && glfwGetWindowParam( GLFW_OPENED ) )
{
// Frame timer
oldtime = thistime;
thistime = glfwGetTime();
dt = thistime - oldtime;
// Get user input and update player positions
PlayerControl();
// Move the ball, and check if a player hits/misses the ball
event = BallControl();
// Did we have a winner?
switch( event )
{
case PLAYER1_WINS:
winner = PLAYER1;
playing = GL_FALSE;
break;
case PLAYER2_WINS:
winner = PLAYER2;
playing = GL_FALSE;
break;
default:
break;
}
// Did the user press ESC?
if( glfwGetKey( GLFW_KEY_ESC ) )
{
playing = GL_FALSE;
}
// Did the user change camera view?
if( glfwGetKey( '1' ) )
{
camerapos = CAMERA_CLASSIC;
}
else if( glfwGetKey( '2' ) )
{
camerapos = CAMERA_ABOVE;
}
else if( glfwGetKey( '3' ) )
{
camerapos = CAMERA_SPECTATOR;
}
// Draw display
UpdateDisplay();
// Swap buffers
glfwSwapBuffers();
}
// Disable sticky keys
glfwDisable( GLFW_STICKY_KEYS );
// Show winner
GameOver();
}
//========================================================================
// main() - Program entry point
//========================================================================
int main( void )
{
int menuoption;
// Initialize GLFW
if( !glfwInit() )
{
fprintf( stderr, "Failed to initialize GLFW\n" );
exit( EXIT_FAILURE );
}
// Open OpenGL window
if( !glfwCreateWindow( WIDTH, HEIGHT, 0,0,0,0, 16,0, GLFW_FULLSCREEN ) )
{
fprintf( stderr, "Failed to open GLFW window\n" );
glfwTerminate();
exit( EXIT_FAILURE );
}
glfwSwapInterval( 1 );
// Load all textures
if( !LoadTextures() )
{
glfwTerminate();
exit( EXIT_FAILURE );
}
// Main loop
do
{
// Get menu option
menuoption = GameMenu();
// If the user wants to play, let him...
if( menuoption == MENU_PLAY )
{
GameLoop();
}
}
while( menuoption != MENU_QUIT );
// Unload all textures
if( glfwGetWindowParam( GLFW_OPENED ) )
{
glDeleteTextures( NUM_TEXTURES, tex_id );
}
// Terminate GLFW
glfwTerminate();
exit( EXIT_SUCCESS );
}

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8
include/GL/glfw3.h
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@ -67,12 +67,6 @@ extern "C" {
#endif
#endif /* APIENTRY */
/* TEMPORARY MinGW-w64 hacks.
*/
#if __MINGW64__
#define WINAPI
#endif
/* The following three defines are here solely to make some Windows-based
* <GL/gl.h> files happy. Theoretically we could include <windows.h>, but
* it has the major drawback of severely polluting our namespace.
@ -595,7 +589,7 @@ GLFWAPI void glfwSetScrollCallback(GLFWscrollfun cbfun);
/* Joystick input */
GLFWAPI int glfwGetJoystickParam(int joy, int param);
GLFWAPI int glfwGetJoystickPos(int joy, float* pos, int numaxes);
GLFWAPI int glfwGetJoystickAxes(int joy, float* axes, int numaxes);
GLFWAPI int glfwGetJoystickButtons(int joy, unsigned char* buttons, int numbuttons);
/* Clipboard */

3
readme.html
View File

@ -300,6 +300,7 @@ version of GLFW.</p>
<li>Renamed <code>GLFW_BUILD_DLL</code> to <code>_GLFW_BUILD_DLL</code></li>
<li>Renamed <code>version</code> test to <code>glfwinfo</code></li>
<li>Renamed <code>GLFW_NO_GLU</code> to <code>GLFW_INCLUDE_GLU</code> and made it disabled by default</li>
<li>Renamed <code>glfwGetJoystickPos</code> to <code>glfwGetJoystickAxes</code> to match <code>glfwGetJoystickButtons</code></li>
<li>Renamed mouse position functions to cursor position equivalents</li>
<li>Replaced <code>glfwOpenWindow</code> and <code>glfwCloseWindow</code> with <code>glfwCreateWindow</code> and <code>glfwDestroyWindow</code></li>
<li>Replaced ad hoc build system with CMake</li>
@ -953,6 +954,8 @@ their skills. Special thanks go out to:</p>
<li>Samuli Tuomola, for support, bug reports and testing</li>
<li>Torsten Walluhn, for fixing various compilation issues on OS X</li>
<li>Frank Wille, for helping with the AmigaOS port and making GLFW
compile under IRIX 5.3</li>

13
src/CMakeLists.txt
View File

@ -3,7 +3,7 @@ include_directories(${GLFW_SOURCE_DIR}/src
${glfw_INCLUDE_DIRS})
set(common_HEADERS ${GLFW_SOURCE_DIR}/include/GL/glfw3.h internal.h)
set(common_SOURCES clipboard.c error.c fullscreen.c gamma.c init.c input.c
set(common_SOURCES clipboard.c fullscreen.c gamma.c init.c input.c
joystick.c monitor.c opengl.c time.c window.c)
if (_GLFW_COCOA_NSGL)
@ -40,10 +40,13 @@ if (BUILD_SHARED_LIBS)
if (_GLFW_WIN32_WGL)
# The GLFW DLL needs a special compile-time macro and import library name
set_target_properties(glfw PROPERTIES
PREFIX ""
IMPORT_PREFIX ""
IMPORT_SUFFIX "dll.lib")
set_target_properties(glfw PROPERTIES PREFIX "" IMPORT_PREFIX "")
if (MINGW)
set_target_properties(glfw PROPERTIES IMPORT_SUFFIX "dll.a")
else()
set_target_properties(glfw PROPERTIES IMPORT_SUFFIX "dll.lib")
endif()
elseif (_GLFW_COCOA_NSGL)
# Append -fno-common to the compile flags to work around a bug in the Apple GCC
get_target_property(glfw_CFLAGS glfw COMPILE_FLAGS)

4
src/cocoa_clipboard.m
View File

@ -1,6 +1,6 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: Cocoa/NSOpenGL
// Platform: Cocoa
// API version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------
@ -70,7 +70,7 @@ const char* _glfwPlatformGetClipboardString(_GLFWwindow* window)
if (!object)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"Cocoa/NSGL: Failed to retrieve object from pasteboard");
"Cocoa: Failed to retrieve object from pasteboard");
return NULL;
}

2
src/cocoa_fullscreen.m
View File

@ -1,6 +1,6 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: Cocoa/NSOpenGL
// Platform: Cocoa
// API Version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------

4
src/cocoa_gamma.c
View File

@ -1,6 +1,6 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: Cocoa/NSOpenGL
// Platform: Cocoa
// API version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------
@ -40,7 +40,7 @@
//************************************************************************
//========================================================================
// Save the original gamma ramp so that we can restore it later
// Save the original gamma ramp so that it can be restored later
//========================================================================
void _glfwPlatformGetGammaRamp(GLFWgammaramp* ramp)

9
src/cocoa_input.m
View File

@ -1,6 +1,6 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: Cocoa/NSOpenGL
// Platform: Cocoa
// API Version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------
@ -40,13 +40,14 @@
void _glfwPlatformEnableSystemKeys(_GLFWwindow* window)
{
// This is checked in macosx_window.m; we take no action here
// This is checked in cocoa_window.m; no action needed here
}
void _glfwPlatformDisableSystemKeys(_GLFWwindow* window)
{
// This is checked in macosx_window.m; we take no action here
// I don't think it's really possible to disable stuff like Exposé
// This is checked in cocoa_window.m; no action needed here
// Note that it may not be possible to disable things like Exposé
// except in full-screen mode.
}

37
src/cocoa_joystick.m
View File

@ -1,10 +1,11 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: Cocoa/NSOpenGL
// Platform: Cocoa
// API Version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------
// Copyright (c) 2009-2010 Camilla Berglund <elmindreda@elmindreda.org>
// Copyright (c) 2012 Torsten Walluhn <tw@mad-cad.net>
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
@ -46,7 +47,6 @@
//------------------------------------------------------------------------
// Joystick element information
//------------------------------------------------------------------------
typedef struct
{
IOHIDElementCookie cookie;
@ -65,7 +65,6 @@ typedef struct
//------------------------------------------------------------------------
// Joystick information & state
//------------------------------------------------------------------------
typedef struct
{
int present;
@ -86,7 +85,7 @@ typedef struct
static _glfwJoystick _glfwJoysticks[GLFW_JOYSTICK_LAST + 1];
void getElementsCFArrayHandler(const void* value, void* parameter);
static void getElementsCFArrayHandler(const void* value, void* parameter);
//========================================================================
@ -213,7 +212,7 @@ static long getElementValue(_glfwJoystick* joystick, _glfwJoystickElement* eleme
&hidEvent);
if (kIOReturnSuccess == result)
{
/* record min and max for auto calibration */
// Record min and max for auto calibration
if (hidEvent.value < element->minReport)
element->minReport = hidEvent.value;
if (hidEvent.value > element->maxReport)
@ -221,7 +220,7 @@ static long getElementValue(_glfwJoystick* joystick, _glfwJoystickElement* eleme
}
}
/* auto user scale */
// Auto user scale
return (long) hidEvent.value;
}
@ -284,7 +283,7 @@ static void removalCallback(void* target, IOReturn result, void* refcon, void* s
//========================================================================
// Polls for joystick events and updates GFLW state
// Polls for joystick events and updates GLFW state
//========================================================================
static void pollJoystickEvents(void)
@ -384,14 +383,14 @@ void _glfwInitJoysticks(void)
if (result != kIOReturnSuccess)
continue;
/* Check device type */
// Check device type
refCF = CFDictionaryGetValue(hidProperties, CFSTR(kIOHIDPrimaryUsagePageKey));
if (refCF)
{
CFNumberGetValue(refCF, kCFNumberLongType, &usagePage);
if (usagePage != kHIDPage_GenericDesktop)
{
/* We are not interested in this device */
// This device is not relevant to GLFW
continue;
}
}
@ -405,7 +404,7 @@ void _glfwInitJoysticks(void)
usage != kHIDUsage_GD_GamePad &&
usage != kHIDUsage_GD_MultiAxisController))
{
/* We are not interested in this device */
// This device is not relevant to GLFW
continue;
}
}
@ -439,7 +438,7 @@ void _glfwInitJoysticks(void)
joystick,
joystick);
/* Get product string */
// Get product string
refCF = CFDictionaryGetValue(hidProperties, CFSTR(kIOHIDProductKey));
if (refCF)
{
@ -529,7 +528,7 @@ int _glfwPlatformGetJoystickParam(int joy, int param)
// Get joystick axis positions
//========================================================================
int _glfwPlatformGetJoystickPos(int joy, float* pos, int numaxes)
int _glfwPlatformGetJoystickAxes(int joy, float* axes, int numaxes)
{
int i;
@ -557,14 +556,12 @@ int _glfwPlatformGetJoystickPos(int joy, float* pos, int numaxes)
long readScale = axes->maxReport - axes->minReport;
if (readScale == 0)
pos[i] = axes->value;
axes[i] = axes->value;
else
pos[i] = (2.0f * (axes->value - axes->minReport) / readScale) - 1.0f;
//printf("%ld, %ld, %ld\n", axes->value, axes->minReport, axes->maxReport);
axes[i] = (2.0f * (axes->value - axes->minReport) / readScale) - 1.0f;
if (i & 1)
pos[i] = -pos[i];
axes[i] = -axes[i];
}
return numaxes;
@ -610,16 +607,16 @@ int _glfwPlatformGetJoystickButtons(int joy, unsigned char* buttons,
{
_glfwJoystickElement* hat = (_glfwJoystickElement*) CFArrayGetValueAtIndex(joystick.hats, i);
const int value = hat->value;
int value = hat->value;
if (value < 0 || value > 8)
value = 8;
for (j = 0; j < 4 && button < numbuttons; j++)
{
if (directions[value] & (1 << j))
buttons[button = GLFW_PRESS;
buttons[button] = GLFW_PRESS;
else
buttons[button = GLFW_RELEASE;
buttons[button] = GLFW_RELEASE;
button++;
}

2
src/cocoa_time.c
View File

@ -1,6 +1,6 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: Cocoa/NSOpenGL
// Platform: Cocoa
// API Version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------

44
src/cocoa_window.m
View File

@ -277,9 +277,6 @@ static int convertMacKeyCode(unsigned int macKeyCode)
if (macKeyCode >= 128)
return -1;
// This treats keycodes as *positional*; that is, we'll return 'a'
// for the key left of 's', even on an AZERTY keyboard. The charInput
// function should still get 'q' though.
return table[macKeyCode];
}
@ -541,7 +538,7 @@ static NSString* findAppName(void)
}
}
// If we get here, we're unbundled
// If we get here, the application is unbundled
ProcessSerialNumber psn = { 0, kCurrentProcess };
TransformProcessType(&psn, kProcessTransformToForegroundApplication);
@ -551,10 +548,7 @@ static NSString* findAppName(void)
char** progname = _NSGetProgname();
if (progname && *progname)
{
// TODO: UTF-8?
return [NSString stringWithUTF8String:*progname];
}
// Really shouldn't get here
return @"GLFW Application";
@ -680,8 +674,7 @@ static GLboolean createWindow(_GLFWwindow* window,
if (window->NS.object == nil)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"Cocoa/NSOpenGL: Failed to create window");
_glfwSetError(GLFW_PLATFORM_ERROR, "Cocoa: Failed to create window");
return GL_FALSE;
}
@ -723,8 +716,8 @@ static GLboolean createContext(_GLFWwindow* window,
(wndconfig->glMajor == 3 && wndconfig->glMinor != 2))
{
_glfwSetError(GLFW_VERSION_UNAVAILABLE,
"Cocoa/NSOpenGL: The targeted version of Mac OS X does "
"not support any OpenGL version above 2.1 except 3.2");
"NSOpenGL: The targeted version of Mac OS X does not "
"support any OpenGL version above 2.1 except 3.2");
return GL_FALSE;
}
@ -733,8 +726,8 @@ static GLboolean createContext(_GLFWwindow* window,
if (!wndconfig->glForward)
{
_glfwSetError(GLFW_VERSION_UNAVAILABLE,
"Cocoa/NSOpenGL: The targeted version of Mac OS X "
"only supports OpenGL 3.2 contexts if they are "
"NSOpenGL: The targeted version of Mac OS X only "
"supports OpenGL 3.2 contexts if they are "
"forward-compatible");
return GL_FALSE;
}
@ -742,8 +735,8 @@ static GLboolean createContext(_GLFWwindow* window,
if (wndconfig->glProfile != GLFW_OPENGL_CORE_PROFILE)
{
_glfwSetError(GLFW_VERSION_UNAVAILABLE,
"Cocoa/NSOpenGL: The targeted version of Mac OS X "
"only supports OpenGL 3.2 contexts if they use the "
"NSOpenGL: The targeted version of Mac OS X only "
"supports OpenGL 3.2 contexts if they use the "
"core profile");
return GL_FALSE;
}
@ -753,8 +746,8 @@ static GLboolean createContext(_GLFWwindow* window,
if (wndconfig->glMajor > 2)
{
_glfwSetError(GLFW_VERSION_UNAVAILABLE,
"Cocoa/NSOpenGL: The targeted version of Mac OS X does "
"not support OpenGL version 3.0 or above");
"NSOpenGL: The targeted version of Mac OS X does not "
"support OpenGL version 3.0 or above");
return GL_FALSE;
}
#endif /*MAC_OS_X_VERSION_MAX_ALLOWED*/
@ -763,8 +756,8 @@ static GLboolean createContext(_GLFWwindow* window,
if (wndconfig->glRobustness)
{
_glfwSetError(GLFW_VERSION_UNAVAILABLE,
"Cocoa/NSOpenGL: Mac OS X does not support OpenGL "
"robustness strategies");
"NSOpenGL: Mac OS X does not support OpenGL robustness "
"strategies");
return GL_FALSE;
}
@ -827,7 +820,7 @@ static GLboolean createContext(_GLFWwindow* window,
if (window->NSGL.pixelFormat == nil)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"Cocoa/NSOpenGL: Failed to create OpenGL pixel format");
"NSOpenGL: Failed to create OpenGL pixel format");
return GL_FALSE;
}
@ -842,7 +835,7 @@ static GLboolean createContext(_GLFWwindow* window,
if (window->NSGL.context == nil)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"Cocoa/NSOpenGL: Failed to create OpenGL context");
"NSOpenGL: Failed to create OpenGL context");
return GL_FALSE;
}
@ -866,16 +859,15 @@ int _glfwPlatformCreateWindow(_GLFWwindow* window,
if (!initializeAppKit())
return GL_FALSE;
// We can only have one application delegate, but we only allocate it the
// first time we create a window to keep all window code in this file
// There can only be one application delegate, but we allocate it the
// first time a window is created to keep all window code in this file
if (_glfwLibrary.NS.delegate == nil)
{
_glfwLibrary.NS.delegate = [[GLFWApplicationDelegate alloc] init];
if (_glfwLibrary.NS.delegate == nil)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"Cocoa/NSOpenGL: Failed to create application "
"delegate");
"Cocoa: Failed to create application delegate");
return GL_FALSE;
}
@ -886,7 +878,7 @@ int _glfwPlatformCreateWindow(_GLFWwindow* window,
if (window->NS.delegate == nil)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"Cocoa/NSOpenGL: Failed to create window delegate");
"Cocoa: Failed to create window delegate");
return GL_FALSE;
}

149
src/error.c
View File

@ -1,149 +0,0 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: All
// API version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------
// Copyright (c) 2008-2010 Camilla Berglund <elmindreda@elmindreda.org>
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented; you must not
// claim that you wrote the original software. If you use this software
// in a product, an acknowledgment in the product documentation would
// be appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such, and must not
// be misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source
// distribution.
//
//========================================================================
#include "internal.h"
#include <stdio.h>
#include <stdarg.h>
//////////////////////////////////////////////////////////////////////////
////// GLFW internal API //////
//////////////////////////////////////////////////////////////////////////
//========================================================================
// The current error value and callback
// These are not in _glfwLibrary since they need to be initialized and
// accessible before glfwInit so it can report errors
//========================================================================
static int _glfwError = GLFW_NO_ERROR;
static GLFWerrorfun _glfwErrorCallback = NULL;
//========================================================================
// Sets the current error value
// This function may be called without GLFW having been initialized
//========================================================================
void _glfwSetError(int error, const char* format, ...)
{
if (_glfwErrorCallback)
{
char buffer[16384];
const char* description;
if (format)
{
int count;
va_list vl;
va_start(vl, format);
count = vsnprintf(buffer, sizeof(buffer), format, vl);
va_end(vl);
if (count < 0)
buffer[sizeof(buffer) - 1] = '\0';
description = buffer;
}
else
description = glfwErrorString(error);
_glfwErrorCallback(error, description);
}
else
_glfwError = error;
}
//////////////////////////////////////////////////////////////////////////
////// GLFW public API //////
//////////////////////////////////////////////////////////////////////////
//========================================================================
// Returns the current error value
// This function may be called without GLFW having been initialized
//========================================================================
GLFWAPI int glfwGetError(void)
{
int error = _glfwError;
_glfwError = GLFW_NO_ERROR;
return error;
}
//========================================================================
// Returns a string representation of the specified error value
// This function may be called without GLFW having been initialized
//========================================================================
GLFWAPI const char* glfwErrorString(int error)
{
switch (error)
{
case GLFW_NO_ERROR:
return "No error";
case GLFW_NOT_INITIALIZED:
return "The GLFW library is not initialized";
case GLFW_NO_CURRENT_CONTEXT:
return "There is no current OpenGL context";
case GLFW_INVALID_ENUM:
return "Invalid argument for enum parameter";
case GLFW_INVALID_VALUE:
return "Invalid value for parameter";
case GLFW_OUT_OF_MEMORY:
return "Out of memory";
case GLFW_OPENGL_UNAVAILABLE:
return "OpenGL is not available on this machine";
case GLFW_VERSION_UNAVAILABLE:
return "The requested OpenGL version is unavailable";
case GLFW_PLATFORM_ERROR:
return "A platform-specific error occurred";
case GLFW_WINDOW_NOT_ACTIVE:
return "The specified window is not active";
case GLFW_FORMAT_UNAVAILABLE:
return "The requested format is unavailable";
}
return "ERROR: UNKNOWN ERROR TOKEN PASSED TO glfwErrorString";
}
//========================================================================
// Sets the callback function for GLFW errors
// This function may be called without GLFW having been initialized
//========================================================================
GLFWAPI void glfwSetErrorCallback(GLFWerrorfun cbfun)
{
_glfwErrorCallback = cbfun;
}

7
src/fullscreen.c
View File

@ -6,6 +6,7 @@
//------------------------------------------------------------------------
// Copyright (c) 2002-2006 Marcus Geelnard
// Copyright (c) 2006-2010 Camilla Berglund <elmindreda@elmindreda.org>
// Copyright (c) 2012 Torsten Walluhn <tw@mad-cad.net>
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
@ -31,7 +32,11 @@
#include "internal.h"
#include <stdlib.h>
#ifdef __APPLE__
#include <sys/malloc.h>
#else
#include <malloc.h>
#endif
//========================================================================
@ -87,7 +92,7 @@ void _glfwSplitBPP(int bpp, int* red, int* green, int* blue)
{
int delta;
// We assume that by 32 they really meant 24
// We assume that by 32 the user really meant 24
if (bpp == 32)
bpp = 24;

139
src/init.c
View File

@ -28,11 +28,82 @@
//
//========================================================================
#define _init_c_
#include "internal.h"
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <stdarg.h>
//------------------------------------------------------------------------
// Flag indicating whether GLFW has been successfully initialized
//------------------------------------------------------------------------
GLboolean _glfwInitialized = GL_FALSE;
//------------------------------------------------------------------------
// All shared and API-specific global data protected by _glfwInitialized
// This should only be touched after a call to glfwInit that has not been
// followed by a call to glfwTerminate
//------------------------------------------------------------------------
_GLFWlibrary _glfwLibrary;
//------------------------------------------------------------------------
// The current GLFW error code
// This is outside of _glfwLibrary so it can be initialized and usable
// before glfwInit is called, which lets that function report errors
// TODO: Make this thread-local
//------------------------------------------------------------------------
static int _glfwError = GLFW_NO_ERROR;
//------------------------------------------------------------------------
// The current error callback
// This is outside of _glfwLibrary so it can be initialized and usable
// before glfwInit is called, which lets that function report errors
//------------------------------------------------------------------------
static GLFWerrorfun _glfwErrorCallback = NULL;
//////////////////////////////////////////////////////////////////////////
////// GLFW internal API //////
//////////////////////////////////////////////////////////////////////////
//========================================================================
// Sets the current error value
//========================================================================
void _glfwSetError(int error, const char* format, ...)
{
if (_glfwErrorCallback)
{
char buffer[16384];
const char* description;
if (format)
{
int count;
va_list vl;
va_start(vl, format);
count = vsnprintf(buffer, sizeof(buffer), format, vl);
va_end(vl);
if (count < 0)
buffer[sizeof(buffer) - 1] = '\0';
description = buffer;
}
else
description = glfwErrorString(error);
_glfwErrorCallback(error, description);
}
else
_glfwError = error;
}
//////////////////////////////////////////////////////////////////////////
@ -50,8 +121,7 @@ GLFWAPI int glfwInit(void)
memset(&_glfwLibrary, 0, sizeof(_glfwLibrary));
// Not all window hints have zero as their default value, so this
// needs to be here despite the memset above
// Not all window hints have zero as their default value
_glfwSetDefaultWindowHints();
if (!_glfwPlatformInit())
@ -90,6 +160,7 @@ GLFWAPI void glfwTerminate(void)
//========================================================================
// Get GLFW version
// This function may be called without GLFW having been initialized
//========================================================================
GLFWAPI void glfwGetVersion(int* major, int* minor, int* rev)
@ -107,6 +178,7 @@ GLFWAPI void glfwGetVersion(int* major, int* minor, int* rev)
//========================================================================
// Get the GLFW version string
// This function may be called without GLFW having been initialized
//========================================================================
GLFWAPI const char* glfwGetVersionString(void)
@ -114,3 +186,64 @@ GLFWAPI const char* glfwGetVersionString(void)
return _glfwPlatformGetVersionString();
}
//========================================================================
// Returns the current error value
// This function may be called without GLFW having been initialized
//========================================================================
GLFWAPI int glfwGetError(void)
{
int error = _glfwError;
_glfwError = GLFW_NO_ERROR;
return error;
}
//========================================================================
// Returns a string representation of the specified error value
// This function may be called without GLFW having been initialized
//========================================================================
GLFWAPI const char* glfwErrorString(int error)
{
switch (error)
{
case GLFW_NO_ERROR:
return "No error";
case GLFW_NOT_INITIALIZED:
return "The GLFW library is not initialized";
case GLFW_NO_CURRENT_CONTEXT:
return "There is no current OpenGL context";
case GLFW_INVALID_ENUM:
return "Invalid argument for enum parameter";
case GLFW_INVALID_VALUE:
return "Invalid value for parameter";
case GLFW_OUT_OF_MEMORY:
return "Out of memory";
case GLFW_OPENGL_UNAVAILABLE:
return "OpenGL is not available on this machine";
case GLFW_VERSION_UNAVAILABLE:
return "The requested OpenGL version is unavailable";
case GLFW_PLATFORM_ERROR:
return "A platform-specific error occurred";
case GLFW_WINDOW_NOT_ACTIVE:
return "The specified window is not active";
case GLFW_FORMAT_UNAVAILABLE:
return "The requested format is unavailable";
}
return "ERROR: UNKNOWN ERROR TOKEN PASSED TO glfwErrorString";
}
//========================================================================
// Sets the callback function for GLFW errors
// This function may be called without GLFW having been initialized
//========================================================================
GLFWAPI void glfwSetErrorCallback(GLFWerrorfun cbfun)
{
_glfwErrorCallback = cbfun;
}

85
src/internal.h
View File

@ -31,17 +31,6 @@
#ifndef _internal_h_
#define _internal_h_
//========================================================================
// GLFWGLOBAL is a macro that places all global variables in the init.c
// module (all other modules reference global variables as 'extern')
//========================================================================
#if defined(_init_c_)
#define GLFWGLOBAL
#else
#define GLFWGLOBAL extern
#endif
//========================================================================
// Input handling definitions
@ -269,53 +258,50 @@ struct _GLFWlibrary
};
//========================================================================
// System independent global variables (GLFW internals)
//========================================================================
// Flag indicating if GLFW has been initialized
#if defined(_init_c_)
GLboolean _glfwInitialized = GL_FALSE;
#else
GLFWGLOBAL GLboolean _glfwInitialized;
#endif
GLFWGLOBAL _GLFWlibrary _glfwLibrary;
//------------------------------------------------------------------------
// Global state shared between compilation units of GLFW
// These are exported from and documented in init.c
//------------------------------------------------------------------------
extern GLboolean _glfwInitialized;
extern _GLFWlibrary _glfwLibrary;
//========================================================================
// Prototypes for platform specific implementation functions
// Prototypes for the platform API
// This is the interface exposed by the platform-specific code for each
// platform and is called by the shared code of the public API
// It mirrors the public API except it uses objects instead of handles
//========================================================================
// Init/terminate
// Platform init and version
int _glfwPlatformInit(void);
int _glfwPlatformTerminate(void);
const char* _glfwPlatformGetVersionString(void);
// Input
// Input mode support
void _glfwPlatformEnableSystemKeys(_GLFWwindow* window);
void _glfwPlatformDisableSystemKeys(_GLFWwindow* window);
void _glfwPlatformSetCursorPos(_GLFWwindow* window, int x, int y);
void _glfwPlatformSetCursorMode(_GLFWwindow* window, int mode);
// Fullscreen
// Video mode support
GLFWvidmode* _glfwPlatformGetVideoModes(_GLFWmonitor* monitor, int* count);
void _glfwPlatformGetDesktopMode(GLFWvidmode* mode);
// Gamma ramp
// Gamma ramp support
void _glfwPlatformGetGammaRamp(GLFWgammaramp* ramp);
void _glfwPlatformSetGammaRamp(const GLFWgammaramp* ramp);
// Clipboard
// Clipboard support
void _glfwPlatformSetClipboardString(_GLFWwindow* window, const char* string);
const char* _glfwPlatformGetClipboardString(_GLFWwindow* window);
// Joystick
// Joystick input
int _glfwPlatformGetJoystickParam(int joy, int param);
int _glfwPlatformGetJoystickPos(int joy, float* pos, int numaxes);
int _glfwPlatformGetJoystickAxes(int joy, float* axes, int numaxes);
int _glfwPlatformGetJoystickButtons(int joy, unsigned char* buttons, int numbuttons);
// Time
// Time input
double _glfwPlatformGetTime(void);
void _glfwPlatformSetTime(double time);
@ -328,7 +314,7 @@ void _glfwPlatformSetWindowPos(_GLFWwindow* window, int x, int y);
void _glfwPlatformIconifyWindow(_GLFWwindow* window);
void _glfwPlatformRestoreWindow(_GLFWwindow* window);
// Event management
// Event processing
void _glfwPlatformPollEvents(void);
void _glfwPlatformWaitEvents(void);
@ -343,19 +329,12 @@ void _glfwPlatformCopyContext(_GLFWwindow* src, _GLFWwindow* dst, unsigned long
//========================================================================
// Prototypes for platform independent internal functions
// Prototypes for the event API
// This is used by the platform-specific code to notify the shared code of
// events that can be translated into state changes and/or callback calls,
// instead of directly calling callbacks or modifying shared state
//========================================================================
// Fullscren management (fullscreen.c)
int _glfwCompareVideoModes(const GLFWvidmode* first, const GLFWvidmode* second);
void _glfwSplitBPP(int bpp, int* red, int* green, int* blue);
// Error handling (error.c)
void _glfwSetError(int error, const char* format, ...);
// Window management (window.c)
void _glfwSetDefaultWindowHints(void);
// Window event notification (window.c)
void _glfwInputWindowFocus(_GLFWwindow* window, GLboolean activated);
void _glfwInputWindowPos(_GLFWwindow* window, int x, int y);
@ -372,6 +351,24 @@ void _glfwInputMouseClick(_GLFWwindow* window, int button, int action);
void _glfwInputCursorMotion(_GLFWwindow* window, int x, int y);
void _glfwInputCursorEnter(_GLFWwindow* window, int entered);
//========================================================================
// Prototypes for internal utility functions
// These functions are shared code and may be used by any part of GLFW
// Each platform may add its own utility functions, but those may only be
// called by the platform-specific code
//========================================================================
// Fullscren management (fullscreen.c)
int _glfwCompareVideoModes(const GLFWvidmode* first, const GLFWvidmode* second);
void _glfwSplitBPP(int bpp, int* red, int* green, int* blue);
// Error handling (init.c)
void _glfwSetError(int error, const char* format, ...);
// Window management (window.c)
void _glfwSetDefaultWindowHints(void);
// OpenGL context helpers (opengl.c)
int _glfwStringInExtensionString(const char* string, const GLubyte* extensions);
const _GLFWfbconfig* _glfwChooseFBConfig(const _GLFWfbconfig* desired,

36
src/joystick.c
View File

@ -47,6 +47,12 @@ GLFWAPI int glfwGetJoystickParam(int joy, int param)
return 0;
}
if (joy < 0 || joy > GLFW_JOYSTICK_LAST)
{
_glfwSetError(GLFW_INVALID_ENUM, NULL);
return 0;
}
return _glfwPlatformGetJoystickParam(joy, param);
}
@ -55,7 +61,7 @@ GLFWAPI int glfwGetJoystickParam(int joy, int param)
// Get joystick axis positions
//========================================================================
GLFWAPI int glfwGetJoystickPos(int joy, float* pos, int numaxes)
GLFWAPI int glfwGetJoystickAxes(int joy, float* axes, int numaxes)
{
int i;
@ -65,11 +71,23 @@ GLFWAPI int glfwGetJoystickPos(int joy, float* pos, int numaxes)
return 0;
}
if (joy < 0 || joy > GLFW_JOYSTICK_LAST)
{
_glfwSetError(GLFW_INVALID_ENUM, NULL);
return 0;
}
if (axes == NULL || numaxes < 0)
{
_glfwSetError(GLFW_INVALID_VALUE, NULL);
return 0;
}
// Clear positions
for (i = 0; i < numaxes; i++)
pos[i] = 0.0f;
axes[i] = 0.0f;
return _glfwPlatformGetJoystickPos(joy, pos, numaxes);
return _glfwPlatformGetJoystickAxes(joy, axes, numaxes);
}
@ -89,6 +107,18 @@ GLFWAPI int glfwGetJoystickButtons(int joy,
return 0;
}
if (joy < 0 || joy > GLFW_JOYSTICK_LAST)
{
_glfwSetError(GLFW_INVALID_ENUM, NULL);
return 0;
}
if (buttons == NULL || numbuttons < 0)
{
_glfwSetError(GLFW_INVALID_VALUE, NULL);
return 0;
}
// Clear button states
for (i = 0; i < numbuttons; i++)
buttons[i] = GLFW_RELEASE;

2
src/opengl.c
View File

@ -509,7 +509,7 @@ GLFWAPI GLFWwindow glfwGetCurrentContext(void)
if (!_glfwInitialized)
{
_glfwSetError(GLFW_NOT_INITIALIZED, NULL);
return GL_FALSE;
return NULL;
}
return _glfwLibrary.currentWindow;

14
src/win32_clipboard.c
View File

@ -1,6 +1,6 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: Win32/WGL
// Platform: Win32
// API version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------
@ -53,7 +53,7 @@ void _glfwPlatformSetClipboardString(_GLFWwindow* window, const char* string)
if (!wideString)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"Win32/WGL: Failed to convert clipboard string to "
"Win32: Failed to convert clipboard string to "
"wide string");
return;
}
@ -66,7 +66,7 @@ void _glfwPlatformSetClipboardString(_GLFWwindow* window, const char* string)
free(wideString);
_glfwSetError(GLFW_PLATFORM_ERROR,
"Win32/WGL: Failed to allocate global handle for clipboard");
"Win32: Failed to allocate global handle for clipboard");
return;
}
@ -79,7 +79,7 @@ void _glfwPlatformSetClipboardString(_GLFWwindow* window, const char* string)
free(wideString);
_glfwSetError(GLFW_PLATFORM_ERROR,
"Win32/WGL: Failed to open clipboard");
"Win32: Failed to open clipboard");
return;
}
@ -108,7 +108,7 @@ const char* _glfwPlatformGetClipboardString(_GLFWwindow* window)
if (!OpenClipboard(window->Win32.handle))
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"Win32/WGL: Failed to open clipboard");
"Win32: Failed to open clipboard");
return NULL;
}
@ -118,7 +118,7 @@ const char* _glfwPlatformGetClipboardString(_GLFWwindow* window)
CloseClipboard();
_glfwSetError(GLFW_PLATFORM_ERROR,
"Win32/WGL: Failed to retrieve clipboard data");
"Win32: Failed to retrieve clipboard data");
return NULL;
}
@ -132,7 +132,7 @@ const char* _glfwPlatformGetClipboardString(_GLFWwindow* window)
if (!_glfwLibrary.Win32.clipboardString)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"Win32/WGL: Failed to convert wide string to UTF-8");
"Win32: Failed to convert wide string to UTF-8");
return NULL;
}

2
src/win32_dllmain.c
View File

@ -1,6 +1,6 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: Win32/WGL
// Platform: Win32
// API version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------

2
src/win32_fullscreen.c
View File

@ -1,6 +1,6 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: Win32/WGL
// Platform: Win32
// API version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------

2
src/win32_gamma.c
View File

@ -1,6 +1,6 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: Win32/WGL
// Platform: Win32
// API version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------

2
src/win32_input.c
View File

@ -1,6 +1,6 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: Win32/WGL
// Platform: Win32
// API version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------

16
src/win32_joystick.c
View File

@ -1,6 +1,6 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: Win32/WGL
// Platform: Win32
// API version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------
@ -116,7 +116,7 @@ int _glfwPlatformGetJoystickParam(int joy, int param)
// Get joystick axis positions
//========================================================================
int _glfwPlatformGetJoystickPos(int joy, float* pos, int numaxes)
int _glfwPlatformGetJoystickAxes(int joy, float* axes, int numaxes)
{
JOYCAPS jc;
JOYINFOEX ji;
@ -137,22 +137,22 @@ int _glfwPlatformGetJoystickPos(int joy, float* pos, int numaxes)
// Get position values for all axes
axis = 0;
if (axis < numaxes)
pos[axis++] = calcJoystickPos(ji.dwXpos, jc.wXmin, jc.wXmax);
axes[axis++] = calcJoystickPos(ji.dwXpos, jc.wXmin, jc.wXmax);
if (axis < numaxes)
pos[axis++] = -calcJoystickPos(ji.dwYpos, jc.wYmin, jc.wYmax);
axes[axis++] = -calcJoystickPos(ji.dwYpos, jc.wYmin, jc.wYmax);
if (axis < numaxes && jc.wCaps & JOYCAPS_HASZ)
pos[axis++] = calcJoystickPos(ji.dwZpos, jc.wZmin, jc.wZmax);
axes[axis++] = calcJoystickPos(ji.dwZpos, jc.wZmin, jc.wZmax);
if (axis < numaxes && jc.wCaps & JOYCAPS_HASR)
pos[axis++] = calcJoystickPos(ji.dwRpos, jc.wRmin, jc.wRmax);
axes[axis++] = calcJoystickPos(ji.dwRpos, jc.wRmin, jc.wRmax);
if (axis < numaxes && jc.wCaps & JOYCAPS_HASU)
pos[axis++] = calcJoystickPos(ji.dwUpos, jc.wUmin, jc.wUmax);
axes[axis++] = calcJoystickPos(ji.dwUpos, jc.wUmin, jc.wUmax);
if (axis < numaxes && jc.wCaps & JOYCAPS_HASV)
pos[axis++] = -calcJoystickPos(ji.dwVpos, jc.wVmin, jc.wVmax);
axes[axis++] = -calcJoystickPos(ji.dwVpos, jc.wVmin, jc.wVmax);
return axis;
}

40
src/win32_opengl.c
View File

@ -171,15 +171,14 @@ static _GLFWfbconfig* getFBConfigs(_GLFWwindow* window, unsigned int* found)
if (!available)
{
_glfwSetError(GLFW_OPENGL_UNAVAILABLE, "Win32/WGL: No pixel formats found");
_glfwSetError(GLFW_OPENGL_UNAVAILABLE, "WGL: No pixel formats found");
return NULL;
}
fbconfigs = (_GLFWfbconfig*) malloc(sizeof(_GLFWfbconfig) * available);
if (!fbconfigs)
{
_glfwSetError(GLFW_OUT_OF_MEMORY,
"Win32/WGL: Failed to allocate _GLFWfbconfig array");
_glfwSetError(GLFW_OUT_OF_MEMORY, NULL);
return NULL;
}
@ -285,6 +284,9 @@ static _GLFWfbconfig* getFBConfigs(_GLFWwindow* window, unsigned int* found)
if (*found == 0)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"Win32/WGL: No usable pixel formats found");
free(fbconfigs);
return NULL;
}
@ -310,15 +312,15 @@ static GLboolean createContext(_GLFWwindow* window,
if (!DescribePixelFormat(window->WGL.DC, pixelFormat, sizeof(pfd), &pfd))
{
_glfwSetError(GLFW_OPENGL_UNAVAILABLE,
"Win32/WGL: Failed to retrieve PFD for selected pixel format");
_glfwSetError(GLFW_PLATFORM_ERROR,
"Win32: Failed to retrieve PFD for selected pixel format");
return GL_FALSE;
}
if (!SetPixelFormat(window->WGL.DC, pixelFormat, &pfd))
{
_glfwSetError(GLFW_OPENGL_UNAVAILABLE,
"Win32/WGL: Failed to set selected pixel format");
_glfwSetError(GLFW_PLATFORM_ERROR,
"Win32: Failed to set selected pixel format");
return GL_FALSE;
}
@ -360,7 +362,7 @@ static GLboolean createContext(_GLFWwindow* window,
if (!window->WGL.ARB_create_context_profile)
{
_glfwSetError(GLFW_VERSION_UNAVAILABLE,
"Win32/WGL: OpenGL profile requested but "
"WGL: OpenGL profile requested but "
"WGL_ARB_create_context_profile is unavailable");
return GL_FALSE;
}
@ -369,7 +371,7 @@ static GLboolean createContext(_GLFWwindow* window,
!window->WGL.EXT_create_context_es2_profile)
{
_glfwSetError(GLFW_VERSION_UNAVAILABLE,
"Win32/WGL: OpenGL ES 2.x profile requested but "
"WGL: OpenGL ES 2.x profile requested but "
"WGL_EXT_create_context_es2_profile is unavailable");
return GL_FALSE;
}
@ -392,7 +394,7 @@ static GLboolean createContext(_GLFWwindow* window,
if (!window->WGL.ARB_create_context_robustness)
{
_glfwSetError(GLFW_VERSION_UNAVAILABLE,
"Win32/WGL: An OpenGL robustness strategy was "
"WGL: An OpenGL robustness strategy was "
"requested but WGL_ARB_create_context_robustness "
"is unavailable");
return GL_FALSE;
@ -415,7 +417,7 @@ static GLboolean createContext(_GLFWwindow* window,
if (!window->WGL.context)
{
_glfwSetError(GLFW_VERSION_UNAVAILABLE,
"Win32/WGL: Failed to create OpenGL context");
"WGL: Failed to create OpenGL context");
return GL_FALSE;
}
}
@ -425,7 +427,7 @@ static GLboolean createContext(_GLFWwindow* window,
if (!window->WGL.context)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"Win32/WGL: Failed to create OpenGL context");
"WGL: Failed to create OpenGL context");
return GL_FALSE;
}
@ -434,8 +436,8 @@ static GLboolean createContext(_GLFWwindow* window,
if (!wglShareLists(share, window->WGL.context))
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"Win32/WGL: Failed to enable sharing with "
"specified OpenGL context");
"WGL: Failed to enable sharing with specified "
"OpenGL context");
return GL_FALSE;
}
}
@ -466,7 +468,7 @@ int _glfwCreateContext(_GLFWwindow* window,
if (!window->WGL.DC)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"Win32/WGL: Failed to retrieve DC for window");
"Win32: Failed to retrieve DC for window");
return GL_FALSE;
}
@ -478,16 +480,12 @@ int _glfwCreateContext(_GLFWwindow* window,
fbconfigs = getFBConfigs(window, &fbcount);
if (!fbconfigs)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"Win32/WGL: No usable pixel formats found");
return GL_FALSE;
}
result = _glfwChooseFBConfig(fbconfig, fbconfigs, fbcount);
if (!result)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
_glfwSetError(GLFW_FORMAT_UNAVAILABLE,
"Win32/WGL: No pixel format matched the criteria");
free(fbconfigs);
@ -620,7 +618,7 @@ void _glfwPlatformCopyContext(_GLFWwindow* src, _GLFWwindow* dst, unsigned long
if (!wglCopyContext(src->WGL.context, dst->WGL.context, mask))
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"Win32/WGL: Failed to copy OpenGL context attributes");
"WGL: Failed to copy OpenGL context attributes");
}
}

2
src/win32_time.c
View File

@ -1,6 +1,6 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: Win32/WGL
// Platform: Win32
// API version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------

14
src/win32_window.c
View File

@ -822,7 +822,7 @@ static ATOM registerWindowClass(void)
if (!classAtom)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"Win32/WGL: Failed to register window class");
"Win32: Failed to register window class");
return 0;
}
@ -895,7 +895,7 @@ static int createWindow(_GLFWwindow* window,
if (!wideTitle)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"glfwCreateWindow: Failed to convert title to wide string");
"Win32: Failed to convert title to wide string");
return GL_FALSE;
}
@ -913,7 +913,7 @@ static int createWindow(_GLFWwindow* window,
if (!window->Win32.handle)
{
_glfwSetError(GLFW_PLATFORM_ERROR, "Win32/WGL: Failed to create window");
_glfwSetError(GLFW_PLATFORM_ERROR, "Win32: Failed to create window");
return GL_FALSE;
}
@ -1017,8 +1017,8 @@ int _glfwPlatformCreateWindow(_GLFWwindow* window,
if (!window->WGL.ARB_create_context)
{
_glfwSetError(GLFW_VERSION_UNAVAILABLE,
"Win32/WGL: A forward compatible OpenGL context "
"requested but WGL_ARB_create_context is unavailable");
"WGL: A forward compatible OpenGL context requested "
"but WGL_ARB_create_context is unavailable");
return GL_FALSE;
}
@ -1030,7 +1030,7 @@ int _glfwPlatformCreateWindow(_GLFWwindow* window,
if (!window->WGL.ARB_create_context_profile)
{
_glfwSetError(GLFW_VERSION_UNAVAILABLE,
"Win32/WGL: OpenGL profile requested but "
"WGL: OpenGL profile requested but "
"WGL_ARB_create_context_profile is unavailable");
return GL_FALSE;
}
@ -1116,7 +1116,7 @@ void _glfwPlatformSetWindowTitle(_GLFWwindow* window, const char* title)
if (!wideTitle)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"glfwSetWindowTitle: Failed to convert title to wide string");
"Win32: Failed to convert title to wide string");
return;
}

16
src/window.c
View File

@ -6,6 +6,7 @@
//------------------------------------------------------------------------
// Copyright (c) 2002-2006 Marcus Geelnard
// Copyright (c) 2006-2010 Camilla Berglund <elmindreda@elmindreda.org>
// Copyright (c) 2012 Torsten Walluhn <tw@mad-cad.net>
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
@ -32,7 +33,11 @@
#include <string.h>
#include <stdlib.h>
#ifdef __APPLE__
#include <sys/malloc.h>
#else
#include <malloc.h>
#endif
//========================================================================
@ -79,6 +84,12 @@ void _glfwSetDefaultWindowHints(void)
// The default is to allow window resizing
_glfwLibrary.hints.resizable = GL_TRUE;
// The default is 24 bits of depth, 8 bits of color
_glfwLibrary.hints.depthBits = 24;
_glfwLibrary.hints.redBits = 8;
_glfwLibrary.hints.greenBits = 8;
_glfwLibrary.hints.blueBits = 8;
}
@ -262,7 +273,7 @@ GLFWAPI GLFWwindow glfwCreateWindow(int width, int height,
if (mode != GLFW_WINDOWED && mode != GLFW_FULLSCREEN)
{
_glfwSetError(GLFW_INVALID_ENUM,
"glfwCreateWindow: Invalid enum for 'mode' parameter");
"glfwCreateWindow: Invalid window mode");
return GL_FALSE;
}
@ -287,8 +298,7 @@ GLFWAPI GLFWwindow glfwCreateWindow(int width, int height,
window = (_GLFWwindow*) malloc(sizeof(_GLFWwindow));
if (!window)
{
_glfwSetError(GLFW_OUT_OF_MEMORY,
"glfwCreateWindow: Failed to allocate window structure");
_glfwSetError(GLFW_OUT_OF_MEMORY, NULL);
return NULL;
}

4
src/x11_clipboard.c
View File

@ -1,6 +1,6 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: X11/GLX
// Platform: X11
// API version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------
@ -182,7 +182,7 @@ const char* _glfwPlatformGetClipboardString(_GLFWwindow* window)
if (_glfwLibrary.X11.selection.status == _GLFW_CONVERSION_FAILED)
{
_glfwSetError(GLFW_FORMAT_UNAVAILABLE,
"X11/GLX: Failed to convert selection to string");
"X11: Failed to convert selection to string");
return NULL;
}

4
src/x11_fullscreen.c
View File

@ -1,6 +1,6 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: X11/GLX
// Platform: X11
// API version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------
@ -441,7 +441,7 @@ GLFWvidmode* _glfwPlatformGetVideoModes(_GLFWmonitor* monitor, int* found)
if (visuals == NULL)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"X11/GLX: Failed to retrieve the available visuals");
"X11: Failed to retrieve the available visuals");
return 0;
}

6
src/x11_gamma.c
View File

@ -1,6 +1,6 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: X11/GLX
// Platform: X11
// API version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------
@ -115,7 +115,7 @@ void _glfwPlatformGetGammaRamp(GLFWgammaramp* ramp)
if (_glfwLibrary.originalRampSize != GLFW_GAMMA_RAMP_SIZE)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"X11/GLX: Failed to get gamma ramp due to size "
"X11: Failed to get gamma ramp due to size "
"incompatibility");
return;
}
@ -166,7 +166,7 @@ void _glfwPlatformSetGammaRamp(const GLFWgammaramp* ramp)
if (_glfwLibrary.originalRampSize != GLFW_GAMMA_RAMP_SIZE)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"X11/GLX: Failed to set gamma ramp due to size "
"X11: Failed to set gamma ramp due to size "
"incompatibility");
return;
}

4
src/x11_init.c
View File

@ -491,7 +491,7 @@ static GLboolean initDisplay(void)
_glfwLibrary.X11.display = XOpenDisplay(NULL);
if (!_glfwLibrary.X11.display)
{
_glfwSetError(GLFW_OPENGL_UNAVAILABLE, "X11/GLX: Failed to open X display");
_glfwSetError(GLFW_OPENGL_UNAVAILABLE, "X11: Failed to open X display");
return GL_FALSE;
}
@ -525,7 +525,7 @@ static GLboolean initDisplay(void)
&_glfwLibrary.X11.RandR.minorVersion))
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"X11/GLX: Failed to query RandR version");
"X11: Failed to query RandR version");
return GL_FALSE;
}
}

2
src/x11_input.c
View File

@ -1,6 +1,6 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: X11 (Unix)
// Platform: X11
// API version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------

384
src/x11_joystick.c
View File

@ -1,6 +1,6 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: X11/GLX
// Platform: X11
// API version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------
@ -30,47 +30,139 @@
#include "internal.h"
//========================================================================
// Note: Only Linux joystick input is supported at the moment. Other
// systems will behave as if there are no joysticks connected.
//========================================================================
#ifdef _GLFW_USE_LINUX_JOYSTICKS
#include <linux/joystick.h>
//------------------------------------------------------------------------
// Here are the Linux joystick driver v1.x interface definitions that we
// use (we do not want to rely on <linux/joystick.h>):
//------------------------------------------------------------------------
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
// Joystick event types
#define JS_EVENT_BUTTON 0x01 /* button pressed/released */
#define JS_EVENT_AXIS 0x02 /* joystick moved */
#define JS_EVENT_INIT 0x80 /* initial state of device */
// Joystick event structure
struct js_event {
unsigned int time; /* (u32) event timestamp in milliseconds */
signed short value; /* (s16) value */
unsigned char type; /* (u8) event type */
unsigned char number; /* (u8) axis/button number */
};
// Joystick IOCTL commands
#define JSIOCGVERSION _IOR('j', 0x01, int) /* get driver version (u32) */
#define JSIOCGAXES _IOR('j', 0x11, char) /* get number of axes (u8) */
#define JSIOCGBUTTONS _IOR('j', 0x12, char) /* get number of buttons (u8) */
#endif // _GLFW_USE_LINUX_JOYSTICKS
//========================================================================
// Attempt to open the specified joystick device
//========================================================================
static int openJoystickDevice(int joy, const char* path)
{
#ifdef _GLFW_USE_LINUX_JOYSTICKS
char numAxes, numButtons;
int fd, version;
fd = open(path, O_NONBLOCK);
if (fd == -1)
return GL_FALSE;
_glfwLibrary.X11.joystick[joy].fd = fd;
// Verify that the joystick driver version is at least 1.0
ioctl(fd, JSIOCGVERSION, &version);
if (version < 0x010000)
{
// It's an old 0.x interface (we don't support it)
close(fd);
return GL_FALSE;
}
ioctl(fd, JSIOCGAXES, &numAxes);
_glfwLibrary.X11.joystick[joy].numAxes = (int) numAxes;
ioctl(fd, JSIOCGBUTTONS, &numButtons);
_glfwLibrary.X11.joystick[joy].numButtons = (int) numButtons;
_glfwLibrary.X11.joystick[joy].axis =
(float*) malloc(sizeof(float) * numAxes);
if (_glfwLibrary.X11.joystick[joy].axis == NULL)
{
close(fd);
_glfwSetError(GLFW_OUT_OF_MEMORY, NULL);
return GL_FALSE;
}
_glfwLibrary.X11.joystick[joy].button =
(unsigned char*) malloc(sizeof(char) * numButtons);
if (_glfwLibrary.X11.joystick[joy].button == NULL)
{
free(_glfwLibrary.X11.joystick[joy].axis);
close(fd);
_glfwSetError(GLFW_OUT_OF_MEMORY, NULL);
return GL_FALSE;
}
_glfwLibrary.X11.joystick[joy].present = GL_TRUE;
#endif // _GLFW_USE_LINUX_JOYSTICKS
return GL_TRUE;
}
//========================================================================
// Polls for and processes events for all present joysticks
//========================================================================
static void pollJoystickEvents(void)
{
#ifdef _GLFW_USE_LINUX_JOYSTICKS
int i;
ssize_t result;
struct js_event e;
for (i = 0; i <= GLFW_JOYSTICK_LAST; i++)
{
if (!_glfwLibrary.X11.joystick[i].present)
continue;
// Read all queued events (non-blocking)
for (;;)
{
errno = 0;
result = read(_glfwLibrary.X11.joystick[i].fd, &e, sizeof(e));
if (errno == ENODEV)
_glfwLibrary.X11.joystick[i].present = GL_FALSE;
if (result < sizeof(e))
break;
// We don't care if it's an init event or not
e.type &= ~JS_EVENT_INIT;
switch (e.type)
{
case JS_EVENT_AXIS:
_glfwLibrary.X11.joystick[i].axis[e.number] =
(float) e.value / 32767.0f;
// We need to change the sign for the Y axes, so that
// positive = up/forward, according to the GLFW spec.
if (e.number & 1)
{
_glfwLibrary.X11.joystick[i].axis[e.number] =
-_glfwLibrary.X11.joystick[i].axis[e.number];
}
break;
case JS_EVENT_BUTTON:
_glfwLibrary.X11.joystick[i].button[e.number] =
e.value ? GLFW_PRESS : GLFW_RELEASE;
break;
default:
break;
}
}
}
#endif // _GLFW_USE_LINUX_JOYSTICKS
}
//////////////////////////////////////////////////////////////////////////
////// GLFW internal API //////
//////////////////////////////////////////////////////////////////////////
@ -82,97 +174,24 @@ struct js_event {
void _glfwInitJoysticks(void)
{
#ifdef _GLFW_USE_LINUX_JOYSTICKS
int k, n, fd, joy_count;
const char* joy_base_name;
char joy_dev_name[20];
int driver_version = 0x000800;
char ret_data;
#endif // _GLFW_USE_LINUX_JOYSTICKS
int i;
// Start by saying that there are no sticks
for (i = 0; i <= GLFW_JOYSTICK_LAST; i++)
_glfwJoy[i].Present = GL_FALSE;
#ifdef _GLFW_USE_LINUX_JOYSTICKS
// Try to open joysticks (nonblocking)
joy_count = 0;
for (k = 0; k <= 1 && joy_count <= GLFW_JOYSTICK_LAST; k++)
int i, j, joy = 0;
char path[20];
const char* bases[] =
{
// Pick joystick base name
switch (k)
"/dev/input/js",
"/dev/js"
};
for (i = 0; i < sizeof(bases) / sizeof(bases[0]); i++)
{
for (j = 0; j < 50; j++)
{
case 0:
// USB joysticks
joy_base_name = "/dev/input/js";
if (joy > GLFW_JOYSTICK_LAST)
break;
case 1:
// "Legacy" joysticks
joy_base_name = "/dev/js";
break;
default:
// This should never happen
continue;
}
// Try to open a few of these sticks
for (i = 0; i <= 50 && joy_count <= GLFW_JOYSTICK_LAST; i++)
{
sprintf(joy_dev_name, "%s%d", joy_base_name, i);
fd = open(joy_dev_name, O_NONBLOCK);
if (fd != -1)
{
// Remember fd
_glfwJoy[joy_count].fd = fd;
// Check that the joystick driver version is 1.0+
ioctl(fd, JSIOCGVERSION, &driver_version);
if (driver_version < 0x010000)
{
// It's an old 0.x interface (we don't support it)
close(fd);
continue;
}
// Get number of joystick axes
ioctl(fd, JSIOCGAXES, &ret_data);
_glfwJoy[joy_count].NumAxes = (int) ret_data;
// Get number of joystick buttons
ioctl(fd, JSIOCGBUTTONS, &ret_data);
_glfwJoy[joy_count].NumButtons = (int) ret_data;
// Allocate memory for joystick state
_glfwJoy[joy_count].Axis =
(float*) malloc(sizeof(float) *
_glfwJoy[joy_count].NumAxes);
if (_glfwJoy[joy_count].Axis == NULL)
{
close(fd);
continue;
}
_glfwJoy[joy_count].Button =
(unsigned char*) malloc(sizeof(char) *
_glfwJoy[joy_count].NumButtons);
if (_glfwJoy[joy_count].Button == NULL)
{
free(_glfwJoy[joy_count].Axis);
close(fd);
continue;
}
// Clear joystick state
for (n = 0; n < _glfwJoy[joy_count].NumAxes; n++)
_glfwJoy[joy_count].Axis[n] = 0.0f;
for (n = 0; n < _glfwJoy[joy_count].NumButtons; n++)
_glfwJoy[joy_count].Button[n] = GLFW_RELEASE;
// The joystick is supported and connected
_glfwJoy[joy_count].Present = GL_TRUE;
joy_count++;
}
sprintf(path, "%s%i", bases[i], j);
if (openJoystickDevice(joy, path))
joy++;
}
}
#endif // _GLFW_USE_LINUX_JOYSTICKS
@ -185,72 +204,18 @@ void _glfwInitJoysticks(void)
void _glfwTerminateJoysticks(void)
{
#ifdef _GLFW_USE_LINUX_JOYSTICKS
int i;
// Close any opened joysticks
for (i = 0; i <= GLFW_JOYSTICK_LAST; i++)
{
if (_glfwJoy[i].Present)
if (_glfwLibrary.X11.joystick[i].present)
{
close(_glfwJoy[i].fd);
free(_glfwJoy[i].Axis);
free(_glfwJoy[i].Button);
close(_glfwLibrary.X11.joystick[i].fd);
free(_glfwLibrary.X11.joystick[i].axis);
free(_glfwLibrary.X11.joystick[i].button);
_glfwJoy[i].Present = GL_FALSE;
}
}
#endif // _GLFW_USE_LINUX_JOYSTICKS
}
//========================================================================
// Empty joystick event queue
//========================================================================
static void pollJoystickEvents(void)
{
#ifdef _GLFW_USE_LINUX_JOYSTICKS
struct js_event e;
int i;
// Get joystick events for all GLFW joysticks
for (i = 0; i <= GLFW_JOYSTICK_LAST; i++)
{
// Is the stick present?
if (_glfwJoy[i].Present)
{
// Read all queued events (non-blocking)
while (read(_glfwJoy[i].fd, &e, sizeof(struct js_event)) > 0)
{
// We don't care if it's an init event or not
e.type &= ~JS_EVENT_INIT;
// Check event type
switch (e.type)
{
case JS_EVENT_AXIS:
_glfwJoy[i].Axis[e.number] = (float) e.value / 32767.0f;
// We need to change the sign for the Y axes, so that
// positive = up/forward, according to the GLFW spec.
if (e.number & 1)
_glfwJoy[i].Axis[e.number] = -_glfwJoy[i].Axis[e.number];
break;
case JS_EVENT_BUTTON:
_glfwJoy[i].Button[e.number] =
e.value ? GLFW_PRESS : GLFW_RELEASE;
break;
default:
break;
}
}
_glfwLibrary.X11.joystick[i].present = GL_FALSE;
}
}
#endif // _GLFW_USE_LINUX_JOYSTICKS
@ -267,11 +232,10 @@ static void pollJoystickEvents(void)
int _glfwPlatformGetJoystickParam(int joy, int param)
{
if (!_glfwJoy[joy].Present)
{
// TODO: Figure out if this is an error
pollJoystickEvents();
if (!_glfwLibrary.X11.joystick[joy].present)
return 0;
}
switch (param)
{
@ -279,13 +243,13 @@ int _glfwPlatformGetJoystickParam(int joy, int param)
return GL_TRUE;
case GLFW_AXES:
return _glfwJoy[joy].NumAxes;
return _glfwLibrary.X11.joystick[joy].numAxes;
case GLFW_BUTTONS:
return _glfwJoy[joy].NumButtons;
return _glfwLibrary.X11.joystick[joy].numButtons;
default:
break;
_glfwSetError(GLFW_INVALID_ENUM, NULL);
}
return 0;
@ -296,28 +260,22 @@ int _glfwPlatformGetJoystickParam(int joy, int param)
// Get joystick axis positions
//========================================================================
int _glfwPlatformGetJoystickPos(int joy, float* pos, int numaxes)
int _glfwPlatformGetJoystickAxes(int joy, float* axes, int numAxes)
{
int i;
if (!_glfwJoy[joy].Present)
{
// TODO: Figure out if this is an error
return 0;
}
// Update joystick state
pollJoystickEvents();
// Does the joystick support less axes than requested?
if (_glfwJoy[joy].NumAxes < numaxes)
numaxes = _glfwJoy[joy].NumAxes;
if (!_glfwLibrary.X11.joystick[joy].present)
return 0;
// Copy axis positions from internal state
for (i = 0; i < numaxes; i++)
pos[i] = _glfwJoy[joy].Axis[i];
if (_glfwLibrary.X11.joystick[joy].numAxes < numAxes)
numAxes = _glfwLibrary.X11.joystick[joy].numAxes;
return numaxes;
for (i = 0; i < numAxes; i++)
axes[i] = _glfwLibrary.X11.joystick[joy].axis[i];
return numAxes;
}
@ -326,27 +284,21 @@ int _glfwPlatformGetJoystickPos(int joy, float* pos, int numaxes)
//========================================================================
int _glfwPlatformGetJoystickButtons(int joy, unsigned char* buttons,
int numbuttons)
int numButtons)
{
int i;
if (!_glfwJoy[joy].Present)
{
// TODO: Figure out if this is an error
return 0;
}
// Update joystick state
pollJoystickEvents();
// Does the joystick support less buttons than requested?
if (_glfwJoy[joy].NumButtons < numbuttons)
numbuttons = _glfwJoy[joy].NumButtons;
if (!_glfwLibrary.X11.joystick[joy].present)
return 0;
// Copy button states from internal state
for (i = 0; i < numbuttons; i++)
buttons[i] = _glfwJoy[joy].Button[i];
if (_glfwLibrary.X11.joystick[joy].numButtons < numButtons)
numButtons = _glfwLibrary.X11.joystick[joy].numButtons;
return numbuttons;
for (i = 0; i < numButtons; i++)
buttons[i] = _glfwLibrary.X11.joystick[joy].button[i];
return numButtons;
}

2
src/x11_keysym2unicode.c
View File

@ -1,6 +1,6 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: X11/GLX
// Platform: X11
// API version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------

33
src/x11_opengl.c
View File

@ -78,7 +78,7 @@ static _GLFWfbconfig* getFBConfigs(_GLFWwindow* window, unsigned int* found)
if (!_glfwLibrary.GLX.SGIX_fbconfig)
{
_glfwSetError(GLFW_OPENGL_UNAVAILABLE,
"X11/GLX: GLXFBConfig support not found");
"GLX: GLXFBConfig support not found");
return NULL;
}
}
@ -101,7 +101,7 @@ static _GLFWfbconfig* getFBConfigs(_GLFWwindow* window, unsigned int* found)
if (!count)
{
_glfwSetError(GLFW_OPENGL_UNAVAILABLE,
"X11/GLX: No GLXFBConfigs returned");
"GLX: No GLXFBConfigs returned");
return NULL;
}
}
@ -113,7 +113,7 @@ static _GLFWfbconfig* getFBConfigs(_GLFWwindow* window, unsigned int* found)
if (!count)
{
_glfwSetError(GLFW_OPENGL_UNAVAILABLE,
"X11/GLX: No GLXFBConfigs returned");
"GLX: No GLXFBConfigs returned");
return NULL;
}
}
@ -121,8 +121,7 @@ static _GLFWfbconfig* getFBConfigs(_GLFWwindow* window, unsigned int* found)
result = (_GLFWfbconfig*) malloc(sizeof(_GLFWfbconfig) * count);
if (!result)
{
_glfwSetError(GLFW_OUT_OF_MEMORY,
"X11/GLX: Failed to allocate _GLFWfbconfig array");
_glfwSetError(GLFW_OUT_OF_MEMORY, NULL);
return NULL;
}
@ -242,7 +241,7 @@ static int createContext(_GLFWwindow* window,
if (fbconfig == NULL)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"X11/GLX: Failed to retrieve the selected GLXFBConfig");
"GLX: Failed to retrieve the selected GLXFBConfig");
return GL_FALSE;
}
}
@ -264,7 +263,7 @@ static int createContext(_GLFWwindow* window,
XFree(fbconfig);
_glfwSetError(GLFW_PLATFORM_ERROR,
"X11/GLX: Failed to retrieve visual for GLXFBConfig");
"GLX: Failed to retrieve visual for GLXFBConfig");
return GL_FALSE;
}
@ -303,7 +302,7 @@ static int createContext(_GLFWwindow* window,
if (!_glfwLibrary.GLX.ARB_create_context_profile)
{
_glfwSetError(GLFW_VERSION_UNAVAILABLE,
"X11/GLX: An OpenGL profile requested but "
"GLX: An OpenGL profile requested but "
"GLX_ARB_create_context_profile is unavailable");
return GL_FALSE;
}
@ -312,7 +311,7 @@ static int createContext(_GLFWwindow* window,
!_glfwLibrary.GLX.EXT_create_context_es2_profile)
{
_glfwSetError(GLFW_VERSION_UNAVAILABLE,
"X11/GLX: OpenGL ES 2.x profile requested but "
"GLX: OpenGL ES 2.x profile requested but "
"GLX_EXT_create_context_es2_profile is unavailable");
return GL_FALSE;
}
@ -334,7 +333,7 @@ static int createContext(_GLFWwindow* window,
if (!_glfwLibrary.GLX.ARB_create_context_robustness)
{
_glfwSetError(GLFW_VERSION_UNAVAILABLE,
"X11/GLX: An OpenGL robustness strategy was "
"GLX: An OpenGL robustness strategy was "
"requested but GLX_ARB_create_context_robustness "
"is unavailable");
return GL_FALSE;
@ -397,7 +396,7 @@ static int createContext(_GLFWwindow* window,
// TODO: Handle all the various error codes here
_glfwSetError(GLFW_PLATFORM_ERROR,
"X11/GLX: Failed to create OpenGL context");
"GLX: Failed to create OpenGL context");
return GL_FALSE;
}
@ -437,7 +436,7 @@ int _glfwInitOpenGL(void)
if (!_glfwLibrary.GLX.libGL)
{
_glfwSetError(GLFW_PLATFORM_ERROR, "X11/GLX: Failed to find libGL");
_glfwSetError(GLFW_PLATFORM_ERROR, "GLX: Failed to find libGL");
return GL_FALSE;
}
#endif
@ -445,7 +444,7 @@ int _glfwInitOpenGL(void)
// Check if GLX is supported on this display
if (!glXQueryExtension(_glfwLibrary.X11.display, NULL, NULL))
{
_glfwSetError(GLFW_OPENGL_UNAVAILABLE, "X11/GLX: GLX support not found");
_glfwSetError(GLFW_OPENGL_UNAVAILABLE, "GLX: GLX support not found");
return GL_FALSE;
}
@ -454,7 +453,7 @@ int _glfwInitOpenGL(void)
&_glfwLibrary.GLX.minorVersion))
{
_glfwSetError(GLFW_OPENGL_UNAVAILABLE,
"X11/GLX: Failed to query GLX version");
"GLX: Failed to query GLX version");
return GL_FALSE;
}
@ -565,17 +564,13 @@ int _glfwCreateContext(_GLFWwindow* window,
fbconfigs = getFBConfigs(window, &fbcount);
if (!fbconfigs)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"X11/GLX: No usable GLXFBConfigs found");
return GL_FALSE;
}
result = _glfwChooseFBConfig(fbconfig, fbconfigs, fbcount);
if (!result)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"X11/GLX: No GLXFBConfig matched the criteria");
"GLX: No GLXFBConfig matched the criteria");
free(fbconfigs);
return GL_FALSE;

31
src/x11_platform.h
View File

@ -42,20 +42,21 @@
#include <GL/glx.h>
// This path may need to be changed if you build GLFW using your own setup
// We ship and use our own copy of glxext.h since GLFW uses fairly new
// GLFW comes with its own copy of glxext.h since it uses some fairly new
// extensions and not all operating systems come with an up-to-date version
#include "../support/GL/glxext.h"
// With XFree86, we can use the XF86VidMode extension
// The XF86VidMode extension provides mode setting and gamma control
#if defined(_GLFW_HAS_XF86VIDMODE)
#include <X11/extensions/xf86vmode.h>
#endif
// The XRandR extension provides mode setting and gamma control
#if defined(_GLFW_HAS_XRANDR)
#include <X11/extensions/Xrandr.h>
#endif
// Do we have support for dlopen/dlsym?
// dlopen is used as a fallback function retrieval mechanism
#if defined(_GLFW_HAS_DLOPEN)
#include <dlfcn.h>
#endif
@ -65,7 +66,7 @@
#include <X11/XKBlib.h>
#endif
// We support four different ways for getting addresses for GL/GLX
// GLFW supports four different ways for getting addresses for GL/GLX
// extension functions: glXGetProcAddress, glXGetProcAddressARB,
// glXGetProcAddressEXT, and dlsym
#if defined(_GLFW_HAS_GLXGETPROCADDRESSARB)
@ -235,6 +236,15 @@ typedef struct _GLFWlibraryX11
int status;
} selection;
struct {
int present;
int fd;
int numAxes;
int numButtons;
float* axis;
unsigned char* button;
} joystick[GLFW_JOYSTICK_LAST + 1];
} _GLFWlibraryX11;
@ -271,19 +281,6 @@ typedef struct _GLFWlibraryGLX
} _GLFWlibraryGLX;
//------------------------------------------------------------------------
// Joystick information & state
//------------------------------------------------------------------------
GLFWGLOBAL struct {
int Present;
int fd;
int NumAxes;
int NumButtons;
float* Axis;
unsigned char* Button;
} _glfwJoy[GLFW_JOYSTICK_LAST + 1];
//------------------------------------------------------------------------
// Platform-specific window structure
//------------------------------------------------------------------------

2
src/x11_time.c
View File

@ -1,6 +1,6 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: X11/GLX
// Platform: X11
// API version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------

127
src/x11_window.c
View File

@ -43,21 +43,18 @@
#define Button6 6
#define Button7 7
//========================================================================
// Translates an X Window key to internal coding
//========================================================================
static int translateKey(int keycode)
{
// Use the pre-filled LUT (see updateKeyCodeLUT() ).
// Use the pre-filled LUT (see updateKeyCodeLUT() in x11_init.c)
if ((keycode >= 0) && (keycode < 256))
{
return _glfwLibrary.X11.keyCodeLUT[keycode];
}
else
{
return -1;
}
}
@ -90,6 +87,7 @@ static GLboolean createWindow(_GLFWwindow* window,
// Every window needs a colormap
// Create one based on the visual used by the current context
// TODO: Decouple this from context creation
window->X11.colormap = XCreateColormap(_glfwLibrary.X11.display,
_glfwLibrary.X11.root,
@ -109,33 +107,31 @@ static GLboolean createWindow(_GLFWwindow* window,
if (wndconfig->mode == GLFW_WINDOWED)
{
// The /only/ reason we are setting the background pixel here is
// that otherwise our window wont get any decorations on systems
// using Compiz on Intel hardware
// The /only/ reason for setting the background pixel here is that
// otherwise our window won't get any decorations on systems using
// certain versions of Compiz on Intel hardware
wa.background_pixel = BlackPixel(_glfwLibrary.X11.display,
_glfwLibrary.X11.screen);
wamask |= CWBackPixel;
}
window->X11.handle = XCreateWindow(
_glfwLibrary.X11.display,
_glfwLibrary.X11.root,
0, 0, // Upper left corner of this window on root
window->width, window->height,
0, // Border width
visual->depth, // Color depth
InputOutput,
visual->visual,
wamask,
&wa
);
window->X11.handle = XCreateWindow(_glfwLibrary.X11.display,
_glfwLibrary.X11.root,
0, 0, // Position
window->width, window->height,
0, // Border width
visual->depth, // Color depth
InputOutput,
visual->visual,
wamask,
&wa);
if (!window->X11.handle)
{
// TODO: Handle all the various error codes here
// TODO: Handle all the various error codes here and translate them
// to GLFW errors
_glfwSetError(GLFW_PLATFORM_ERROR,
"X11/GLX: Failed to create window");
_glfwSetError(GLFW_PLATFORM_ERROR, "X11: Failed to create window");
return GL_FALSE;
}
}
@ -147,8 +143,8 @@ static GLboolean createWindow(_GLFWwindow* window,
// manager ignore the window completely (ICCCM, section 4)
// The good thing is that this makes undecorated fullscreen windows
// easy to do; the bad thing is that we have to do everything manually
// and some things (like iconify/restore) won't work at all, as they're
// usually performed by the window manager
// and some things (like iconify/restore) won't work at all, as those
// are tasks usually performed by the window manager
XSetWindowAttributes attributes;
attributes.override_redirect = True;
@ -165,7 +161,7 @@ static GLboolean createWindow(_GLFWwindow* window,
"WM_DELETE_WINDOW",
False);
// Declare the WM protocols we support
// Declare the WM protocols supported by GLFW
{
int count = 0;
Atom protocols[2];
@ -176,8 +172,8 @@ static GLboolean createWindow(_GLFWwindow* window,
protocols[count++] = _glfwLibrary.X11.wmDeleteWindow;
// The _NET_WM_PING EWMH protocol
// Tells the WM to ping our window and flag us as unresponsive if we
// don't reply within a few seconds
// Tells the WM to ping the GLFW window and flag the application as
// unresponsive if the WM doesn't get a reply within a few seconds
if (_glfwLibrary.X11.wmPing != None)
protocols[count++] = _glfwLibrary.X11.wmPing;
@ -194,7 +190,7 @@ static GLboolean createWindow(_GLFWwindow* window,
if (!hints)
{
_glfwSetError(GLFW_OUT_OF_MEMORY,
"X11/GLX: Failed to allocate WM hints");
"X11: Failed to allocate WM hints");
return GL_FALSE;
}
@ -211,7 +207,7 @@ static GLboolean createWindow(_GLFWwindow* window,
if (!hints)
{
_glfwSetError(GLFW_OUT_OF_MEMORY,
"X11/GLX: Failed to allocate size hints");
"X11: Failed to allocate size hints");
return GL_FALSE;
}
@ -283,7 +279,7 @@ static void captureCursor(_GLFWwindow* window)
static void showCursor(_GLFWwindow* window)
{
// Un-grab cursor (only in windowed mode: in fullscreen mode we still
// Un-grab cursor (in windowed mode only; in fullscreen mode we still
// want the cursor grabbed in order to confine the cursor to the window
// area)
if (window->X11.cursorGrabbed)
@ -377,7 +373,7 @@ static void enterFullscreenMode(_GLFWwindow* window)
}
else if (window->X11.overrideRedirect)
{
// In override-redirect mode, we have divorced ourselves from the
// In override-redirect mode we have divorced ourselves from the
// window manager, so we need to do everything manually
XRaiseWindow(_glfwLibrary.X11.display, window->X11.handle);
@ -405,7 +401,6 @@ static void leaveFullscreenMode(_GLFWwindow* window)
{
_glfwRestoreVideoMode();
// Did we change the screen saver setting?
if (_glfwLibrary.X11.saver.changed)
{
// Restore old screen saver settings
@ -482,17 +477,10 @@ static void processSingleEvent(void)
// A keyboard key was pressed
window = findWindow(event.xkey.window);
if (window == NULL)
{
fprintf(stderr, "Cannot find GLFW window structure for KeyPress event\n");
return;
}
// Translate and report key press
_glfwInputKey(window, translateKey(event.xkey.keycode), GLFW_PRESS);
// Translate and report character input
_glfwInputChar(window, translateChar(&event.xkey));
break;
}
@ -501,10 +489,7 @@ static void processSingleEvent(void)
// A keyboard key was released
window = findWindow(event.xkey.window);
if (window == NULL)
{
fprintf(stderr, "Cannot find GLFW window structure for KeyRelease event\n");
return;
}
// Do not report key releases for key repeats. For key repeats we
// will get KeyRelease/KeyPress pairs with similar or identical
@ -532,9 +517,7 @@ static void processSingleEvent(void)
}
}
// Translate and report key release
_glfwInputKey(window, translateKey(event.xkey.keycode), GLFW_RELEASE);
break;
}
@ -543,10 +526,7 @@ static void processSingleEvent(void)
// A mouse button was pressed or a scrolling event occurred
window = findWindow(event.xbutton.window);
if (window == NULL)
{
fprintf(stderr, "Cannot find GLFW window structure for ButtonPress event\n");
return;
}
if (event.xbutton.button == Button1)
_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_LEFT, GLFW_PRESS);
@ -575,10 +555,7 @@ static void processSingleEvent(void)
// A mouse button was released
window = findWindow(event.xbutton.window);
if (window == NULL)
{
fprintf(stderr, "Cannot find GLFW window structure for ButtonRelease event\n");
return;
}
if (event.xbutton.button == Button1)
{
@ -606,10 +583,7 @@ static void processSingleEvent(void)
// The cursor entered the window
window = findWindow(event.xcrossing.window);
if (window == NULL)
{
fprintf(stderr, "Cannot find GLFW window structure for EnterNotify event\n");
return;
}
if (window->cursorMode == GLFW_CURSOR_HIDDEN)
hideCursor(window);
@ -623,10 +597,7 @@ static void processSingleEvent(void)
// The cursor left the window
window = findWindow(event.xcrossing.window);
if (window == NULL)
{
fprintf(stderr, "Cannot find GLFW window structure for LeaveNotify event\n");
return;
}
if (window->cursorMode == GLFW_CURSOR_HIDDEN)
showCursor(window);
@ -640,15 +611,13 @@ static void processSingleEvent(void)
// The cursor was moved
window = findWindow(event.xmotion.window);
if (window == NULL)
{
fprintf(stderr, "Cannot find GLFW window structure for MotionNotify event\n");
return;
}
if (event.xmotion.x != window->X11.cursorPosX ||
event.xmotion.y != window->X11.cursorPosY)
{
// The cursor was moved and we didn't do it
// The cursor was moved by something other than GLFW
int x, y;
if (window->cursorMode == GLFW_CURSOR_CAPTURED)
@ -680,10 +649,7 @@ static void processSingleEvent(void)
// The window configuration changed somehow
window = findWindow(event.xconfigure.window);
if (window == NULL)
{
fprintf(stderr, "Cannot find GLFW window structure for ConfigureNotify event\n");
return;
}
_glfwInputWindowSize(window,
event.xconfigure.width,
@ -701,10 +667,7 @@ static void processSingleEvent(void)
// Custom client message, probably from the window manager
window = findWindow(event.xclient.window);
if (window == NULL)
{
fprintf(stderr, "Cannot find GLFW window structure for ClientMessage event\n");
return;
}
if ((Atom) event.xclient.data.l[0] == _glfwLibrary.X11.wmDeleteWindow)
{
@ -716,8 +679,8 @@ static void processSingleEvent(void)
else if (_glfwLibrary.X11.wmPing != None &&
(Atom) event.xclient.data.l[0] == _glfwLibrary.X11.wmPing)
{
// The window manager is pinging us to make sure we are still
// responding to events
// The window manager is pinging the application to ensure it's
// still responding to events
event.xclient.window = _glfwLibrary.X11.root;
XSendEvent(_glfwLibrary.X11.display,
@ -735,10 +698,7 @@ static void processSingleEvent(void)
// The window was mapped
window = findWindow(event.xmap.window);
if (window == NULL)
{
fprintf(stderr, "Cannot find GLFW window structure for MapNotify event\n");
return;
}
_glfwInputWindowIconify(window, GL_FALSE);
break;
@ -749,10 +709,7 @@ static void processSingleEvent(void)
// The window was unmapped
window = findWindow(event.xmap.window);
if (window == NULL)
{
fprintf(stderr, "Cannot find GLFW window structure for UnmapNotify event\n");
return;
}
_glfwInputWindowIconify(window, GL_TRUE);
break;
@ -763,10 +720,7 @@ static void processSingleEvent(void)
// The window gained focus
window = findWindow(event.xfocus.window);
if (window == NULL)
{
fprintf(stderr, "Cannot find GLFW window structure for FocusIn event\n");
return;
}
_glfwInputWindowFocus(window, GL_TRUE);
@ -781,10 +735,7 @@ static void processSingleEvent(void)
// The window lost focus
window = findWindow(event.xfocus.window);
if (window == NULL)
{
fprintf(stderr, "Cannot find GLFW window structure for FocusOut event\n");
return;
}
_glfwInputWindowFocus(window, GL_FALSE);
@ -799,10 +750,7 @@ static void processSingleEvent(void)
// The window's contents was damaged
window = findWindow(event.xexpose.window);
if (window == NULL)
{
fprintf(stderr, "Cannot find GLFW window structure for Expose event\n");
return;
}
_glfwInputWindowDamage(window);
break;
@ -864,7 +812,6 @@ static void processSingleEvent(void)
{
case RRScreenChangeNotify:
{
// Show XRandR that we really care
XRRUpdateConfiguration(&event);
_glfwRefreshMonitors();
break;
@ -1072,8 +1019,8 @@ void _glfwPlatformIconifyWindow(_GLFWwindow* window)
{
if (window->X11.overrideRedirect)
{
// We can't iconify/restore override-redirect windows, as that's
// performed by the window manager
// Override-redirect windows cannot be iconified or restored, as those
// tasks are performed by the window manager
return;
}
@ -1091,8 +1038,8 @@ void _glfwPlatformRestoreWindow(_GLFWwindow* window)
{
if (window->X11.overrideRedirect)
{
// We can't iconify/restore override-redirect windows, as that's
// performed by the window manager
// Override-redirect windows cannot be iconified or restored, as those
// tasks are performed by the window manager
return;
}
@ -1196,7 +1143,7 @@ void _glfwPlatformWaitEvents(void)
void _glfwPlatformSetCursorPos(_GLFWwindow* window, int x, int y)
{
// Store the new position so we can recognise it later
// Store the new position so it can be recognized later
window->X11.cursorPosX = x;
window->X11.cursorPosY = y;

7
tests/events.c
View File

@ -255,8 +255,11 @@ static void window_refresh_callback(GLFWwindow window)
{
printf("%08x at %0.3f: Window refresh\n", counter++, glfwGetTime());
glClear(GL_COLOR_BUFFER_BIT);
glfwSwapBuffers(window);
if (glfwGetCurrentContext())
{
glClear(GL_COLOR_BUFFER_BIT);
glfwSwapBuffers(window);
}
}
static void window_focus_callback(GLFWwindow window, int activated)

42
tests/glfwinfo.c
View File

@ -181,6 +181,28 @@ int main(int argc, char** argv)
argc -= optind;
argv += optind;
// Report GLFW version
glfwGetVersion(&major, &minor, &revision);
printf("GLFW header version: %u.%u.%u\n",
GLFW_VERSION_MAJOR,
GLFW_VERSION_MINOR,
GLFW_VERSION_REVISION);
printf("GLFW library version: %u.%u.%u\n", major, minor, revision);
if (major != GLFW_VERSION_MAJOR ||
minor != GLFW_VERSION_MINOR ||
revision != GLFW_VERSION_REVISION)
{
printf("*** WARNING: GLFW version mismatch! ***\n");
}
printf("GLFW library version string: \"%s\"\n", glfwGetVersionString());
// Initialize GLFW and create window
glfwSetErrorCallback(error_callback);
if (!glfwInit())
@ -216,26 +238,6 @@ int main(int argc, char** argv)
glfwMakeContextCurrent(window);
// Report GLFW version
glfwGetVersion(&major, &minor, &revision);
printf("GLFW header version: %u.%u.%u\n",
GLFW_VERSION_MAJOR,
GLFW_VERSION_MINOR,
GLFW_VERSION_REVISION);
printf("GLFW library version: %u.%u.%u\n", major, minor, revision);
if (major != GLFW_VERSION_MAJOR ||
minor != GLFW_VERSION_MINOR ||
revision != GLFW_VERSION_REVISION)
{
printf("*** WARNING: GLFW version mismatch! ***\n");
}
printf("GLFW library version string: \"%s\"\n", glfwGetVersionString());
// Report OpenGL version
printf("OpenGL context version string: \"%s\"\n", glGetString(GL_VERSION));

2
tests/joysticks.c
View File

@ -137,7 +137,7 @@ static void refresh_joysticks(void)
j->axes = realloc(j->axes, j->axis_count * sizeof(float));
}
glfwGetJoystickPos(GLFW_JOYSTICK_1 + i, j->axes, j->axis_count);
glfwGetJoystickAxes(GLFW_JOYSTICK_1 + i, j->axes, j->axis_count);
button_count = glfwGetJoystickParam(GLFW_JOYSTICK_1 + i, GLFW_BUTTONS);
if (button_count != j->button_count)