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Merge branch 'EGL'

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This commit is contained in:
Camilla Berglund 2012-12-02 19:02:49 +01:00
commit 0aaa120f12
24 changed files with 1659 additions and 227 deletions
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16
CMake/modules/FindEGL.cmake Normal file
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@ -0,0 +1,16 @@
# Find EGL
#
# EGL_INCLUDE_DIR
# EGL_LIBRARY
# EGL_FOUND
find_path(EGL_INCLUDE_DIR NAMES EGL/egl.h)
set(EGL_NAMES ${EGL_NAMES} egl EGL)
find_library(EGL_LIBRARY NAMES ${EGL_NAMES})
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(EGL DEFAULT_MSG EGL_LIBRARY EGL_INCLUDE_DIR)
mark_as_advanced(EGL_INCLUDE_DIR EGL_LIBRARY)

136
CMakeLists.txt
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@ -15,7 +15,20 @@ option(GLFW_BUILD_TESTS "Build the GLFW test programs" ON)
option(GLFW_NATIVE_API "Build the GLFW native API" OFF)
option(BUILD_SHARED_LIBS "Build shared libraries" OFF)
if (NOT APPLE)
option(GLFW_USE_EGL "Use EGL for context creation" OFF)
endif()
if (GLFW_USE_EGL)
set(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/CMake/modules)
find_package(EGL REQUIRED)
set(GLFW_BUILD_EXAMPLES OFF)
set(GLFW_BUILD_TESTS OFF)
message(STATUS "NOTE: Examples and tests are disabled for EGL")
else()
find_package(OpenGL REQUIRED)
endif()
if (NOT WIN32)
set(CMAKE_THREAD_PREFER_PTHREADS YES)
@ -41,17 +54,40 @@ if (BUILD_SHARED_LIBS)
endif()
#--------------------------------------------------------------------
# Detect and select target platform
# Detect and select target APIs
#--------------------------------------------------------------------
if (WIN32)
set(_GLFW_WIN32_WGL 1)
message(STATUS "Building GLFW for WGL on a Win32 system")
elseif (UNIX AND APPLE)
set(_GLFW_COCOA_NSGL 1)
message(STATUS "Building GLFW for Cocoa and NSOpenGL on Mac OS X")
elseif (UNIX AND NOT APPLE)
set(_GLFW_X11_GLX 1)
message(STATUS "Building GLFW for X11 and GLX on a Unix-like system")
set(_GLFW_WIN32 1)
message(STATUS "Using Win32 for window creation")
if (GLFW_USE_EGL)
set(_GLFW_EGL 1)
message(STATUS "Using EGL for context creation")
else()
set(_GLFW_WGL 1)
message(STATUS "Using WGL for context creation")
endif()
elseif (APPLE)
set(_GLFW_COCOA 1)
message(STATUS "Using Cocoa for window creation")
if (GLFW_USE_EGL)
message(FATAL_ERROR "EGL not supported on Mac OS X")
else()
set(_GLFW_NSGL 1)
message(STATUS "Using NSGL for context creation")
endif()
elseif (UNIX)
set(_GLFW_X11 1)
message(STATUS "Using X11 for window creation")
if (GLFW_USE_EGL)
set(_GLFW_EGL 1)
message(STATUS "Using EGL for context creation")
else()
set(_GLFW_GLX 1)
message(STATUS "Using GLX for context creation")
endif()
else()
message(FATAL_ERROR "No supported platform was detected")
endif()
@ -59,7 +95,7 @@ endif()
#--------------------------------------------------------------------
# Set up GLFW for Win32 and WGL on Windows
#--------------------------------------------------------------------
if (_GLFW_WIN32_WGL)
if (_GLFW_WIN32)
# Set up library and include paths
list(APPEND glfw_INCLUDE_DIRS ${OPENGL_INCLUDE_DIR})
@ -88,20 +124,18 @@ if (_GLFW_WIN32_WGL)
endif()
#--------------------------------------------------------------------
# Set up GLFW for Xlib and GLX on Unix-like systems with X Windows
# Set up GLFW for Xlib and GLX or EGL on Unix-like systems with X Windows
#--------------------------------------------------------------------
if (_GLFW_X11_GLX)
if (_GLFW_X11)
find_package(X11 REQUIRED)
# Set up library and include paths
list(APPEND glfw_INCLUDE_DIRS ${X11_X11_INCLUDE_PATH} ${OPENGL_INCLUDE_DIR})
list(APPEND glfw_LIBRARIES ${X11_X11_LIB} ${OPENGL_gl_LIBRARY})
set(GLFW_PKG_DEPS "gl x11")
set(GLFW_PKG_LIBS "")
set(GLFW_PKG_DEPS "x11")
include(CheckFunctionExists)
# Set up library and include paths
list(APPEND glfw_INCLUDE_DIRS ${X11_X11_INCLUDE_PATH})
list(APPEND glfw_LIBRARIES ${X11_X11_LIB})
# Check for XRandR (modern resolution switching extension)
if (X11_Xrandr_FOUND)
@ -147,6 +181,21 @@ if (_GLFW_X11_GLX)
set(GLFW_PKG_LIBS "${GLFW_PKG_LIBS} -lm")
endif()
endif()
#--------------------------------------------------------------------
# GLX Context
#--------------------------------------------------------------------
if (_GLFW_GLX)
# Set up library and include paths
list(APPEND glfw_INCLUDE_DIRS ${OPENGL_INCLUDE_DIR})
list(APPEND glfw_LIBRARIES ${OPENGL_gl_LIBRARY})
set(GLFW_PKG_DEPS "${GLFW_PKG_DEPS} gl")
include(CheckFunctionExists)
set(CMAKE_REQUIRED_LIBRARIES ${OPENGL_gl_LIBRARY})
check_function_exists(glXGetProcAddress _GLFW_HAS_GLXGETPROCADDRESS)
@ -185,12 +234,59 @@ if (_GLFW_X11_GLX)
set(GLFW_PKG_LIBS "${GLFW_PKG_LIBS} -ldl")
endif()
endif()
endif()
#--------------------------------------------------------------------
# EGL Context
#--------------------------------------------------------------------
if (_GLFW_EGL)
# Set up library and include paths
list(APPEND glfw_INCLUDE_DIRS ${EGL_INCLUDE_DIR})
list(APPEND glfw_LIBRARIES ${EGL_LIBRARY})
set(CMAKE_REQUIRED_LIBRARIES ${EGL_LIBRARY})
if (_GLFW_X11)
set(GLFW_PKG_DEPS "${GLFW_PKG_DEPS} egl")
include(CheckFunctionExists)
check_function_exists(eglGetProcAddress _GLFW_HAS_EGLGETPROCADDRESS)
if (NOT _GLFW_HAS_EGLGETPROCADDRESS)
message(WARNING "No eglGetProcAddress found")
# Check for dlopen support as a fallback
find_library(DL_LIBRARY dl)
mark_as_advanced(DL_LIBRARY)
if (DL_LIBRARY)
set(CMAKE_REQUIRED_LIBRARIES ${DL_LIBRARY})
else()
set(CMAKE_REQUIRED_LIBRARIES "")
endif()
check_function_exists(dlopen _GLFW_HAS_DLOPEN)
if (NOT _GLFW_HAS_DLOPEN)
message(FATAL_ERROR "No entry point retrieval mechanism found")
endif()
if (DL_LIBRARY)
list(APPEND glfw_LIBRARIES ${DL_LIBRARY})
set(GLFW_PKG_LIBS "${GLFW_PKG_LIBS} -ldl")
endif()
endif()
endif()
endif()
#--------------------------------------------------------------------
# Set up GLFW for Cocoa and NSOpenGL on Mac OS X
#--------------------------------------------------------------------
if (_GLFW_COCOA_NSGL)
if (_GLFW_COCOA AND _GLFW_NSGL)
option(GLFW_BUILD_UNIVERSAL "Build GLFW as a Universal Binary" OFF)
@ -272,7 +368,7 @@ install(FILES COPYING.txt readme.html
#--------------------------------------------------------------------
# Create and install pkg-config file on supported platforms
#--------------------------------------------------------------------
if (_GLFW_X11_GLX OR _GLFW_COCOA_NSGL)
if (UNIX)
configure_file(${GLFW_SOURCE_DIR}/src/glfw3.pc.in
${GLFW_BINARY_DIR}/src/glfw3.pc @ONLY)

4
include/GL/glfw3.h
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@ -188,6 +188,10 @@ extern "C" {
#else
#if defined(GLFW_INCLUDE_GLCOREARB)
#include <GL/glcorearb.h>
#elif defined(GLFW_INCLUDE_ES1)
#include <GLES/gl.h>
#elif defined(GLFW_INCLUDE_ES2)
#include <GLES2/gl2.h>
#else
#include <GL/gl.h>
#endif

1
readme.html
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@ -285,6 +285,7 @@ version of GLFW.</p>
<li>Added <code>GLFW_OPENGL_ROBUSTNESS</code> window hint and associated strategy tokens for <code>GL_ARB_robustness</code> support</li>
<li>Added <code>GLFW_OPENGL_REVISION</code> window parameter to make up for removal of <code>glfwGetGLVersion</code></li>
<li>Added <code>GLFW_INCLUDE_GLCOREARB</code> macro for including <code>glcorearb.h</code> instead of <code>gl.h</code></li>
<li>Added <code>GLFW_INCLUDE_ES2</code> macro for telling the GLFW header to include the OpenGL ES 2.0 header instead of <code>gl.h</code></li>
<li>Added <code>GLFW_VISIBLE</code> window hint and parameter for controlling and polling window visibility</li>
<li>Added <code>GLFW_POSITION_X</code> and <code>GLFW_POSITION_Y</code> window hints and parameter for controlling and polling window position</li>
<li>Added <code>windows</code> simple multi-window test program</li>

51
src/CMakeLists.txt
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@ -7,41 +7,57 @@ if (MSVC)
endif()
set(common_HEADERS ${GLFW_SOURCE_DIR}/include/GL/glfw3.h internal.h)
set(common_SOURCES clipboard.c fullscreen.c gamma.c init.c input.c
joystick.c opengl.c time.c window.c)
set(common_SOURCES clipboard.c context.c fullscreen.c gamma.c init.c input.c
joystick.c time.c window.c)
if (_GLFW_COCOA_NSGL)
if (_GLFW_COCOA)
set(glfw_HEADERS ${common_HEADERS} cocoa_platform.h)
set(glfw_SOURCES ${common_SOURCES} cocoa_clipboard.m cocoa_fullscreen.m
cocoa_gamma.c cocoa_init.m cocoa_joystick.m
cocoa_opengl.m cocoa_time.c cocoa_window.m)
cocoa_gamma.c cocoa_init.m cocoa_joystick.m cocoa_time.c
cocoa_window.m)
if (GLFW_NATIVE_API)
list(APPEND glfw_SOURCES cocoa_native.m)
endif()
# For some reason, CMake doesn't know about .m
set_source_files_properties(${glfw_SOURCES} PROPERTIES LANGUAGE C)
elseif (_GLFW_WIN32_WGL)
elseif (_GLFW_WIN32)
set(glfw_HEADERS ${common_HEADERS} win32_platform.h)
set(glfw_SOURCES ${common_SOURCES} win32_clipboard.c win32_fullscreen.c
win32_gamma.c win32_init.c win32_joystick.c
win32_opengl.c win32_time.c win32_window.c)
win32_gamma.c win32_init.c win32_joystick.c win32_time.c
win32_window.c)
if (GLFW_NATIVE_API)
list(APPEND glfw_SOURCES win32_native.c)
endif()
elseif (_GLFW_X11_GLX)
elseif (_GLFW_X11)
set(glfw_HEADERS ${common_HEADERS} x11_platform.h)
set(glfw_SOURCES ${common_SOURCES} x11_clipboard.c x11_fullscreen.c
x11_gamma.c x11_init.c x11_joystick.c
x11_keysym2unicode.c x11_opengl.c x11_time.c x11_window.c)
x11_gamma.c x11_init.c x11_joystick.c x11_keysym2unicode.c
x11_time.c x11_window.c)
if (GLFW_NATIVE_API)
list(APPEND glfw_SOURCES x11_native.c)
endif()
endif()
if (_GLFW_EGL)
list(APPEND glfw_HEADERS ${common_HEADERS} egl_platform.h)
list(APPEND glfw_SOURCES ${common_SOURCES} egl_context.c)
elseif (_GLFW_NSGL)
list(APPEND glfw_HEADERS ${common_HEADERS} nsgl_platform.h)
list(APPEND glfw_SOURCES ${common_SOURCES} nsgl_context.m)
elseif (_GLFW_WGL)
list(APPEND glfw_HEADERS ${common_HEADERS} wgl_platform.h)
list(APPEND glfw_SOURCES ${common_SOURCES} wgl_context.c)
elseif (_GLFW_X11)
list(APPEND glfw_HEADERS ${common_HEADERS} glx_platform.h)
list(APPEND glfw_SOURCES ${common_SOURCES} glx_context.c)
endif()
if (_GLFW_NSGL)
# For some reason, CMake doesn't know about .m
set_source_files_properties(${glfw_SOURCES} PROPERTIES LANGUAGE C)
endif()
add_library(glfw ${glfw_SOURCES} ${glfw_HEADERS})
set_target_properties(glfw PROPERTIES OUTPUT_NAME "${GLFW_LIB_NAME}")
@ -52,7 +68,7 @@ if (BUILD_SHARED_LIBS)
set_target_properties(glfw PROPERTIES SOVERSION ${GLFW_VERSION_MAJOR})
endif()
if (_GLFW_WIN32_WGL)
if (_GLFW_WIN32)
# The GLFW DLL needs a special compile-time macro and import library name
set_target_properties(glfw PROPERTIES PREFIX "" IMPORT_PREFIX "")
@ -61,8 +77,9 @@ if (BUILD_SHARED_LIBS)
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
elseif (_GLFW_COCOA)
# Append -fno-common to the compile flags to work around a bug in
# Apple's GCC
get_target_property(glfw_CFLAGS glfw COMPILE_FLAGS)
if (NOT glfw_CFLAGS)
set(glfw_CFLAGS "")

36
src/cocoa_platform.h
View File

@ -1,6 +1,6 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: Cocoa/NSOpenGL
// Platform: Cocoa
// API Version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------
@ -27,13 +27,12 @@
//
//========================================================================
#ifndef _platform_h_
#define _platform_h_
#ifndef _cocoa_platform_h_
#define _cocoa_platform_h_
#include <stdint.h>
#if defined(__OBJC__)
#import <Cocoa/Cocoa.h>
#else
@ -41,11 +40,14 @@
typedef void* id;
#endif
#if defined(_GLFW_NSGL)
#include "nsgl_platform.h"
#else
#error "No supported context creation API selected"
#endif
#define _GLFW_PLATFORM_WINDOW_STATE _GLFWwindowNS NS
#define _GLFW_PLATFORM_CONTEXT_STATE _GLFWcontextNSGL NSGL
#define _GLFW_PLATFORM_LIBRARY_WINDOW_STATE _GLFWlibraryNS NS
#define _GLFW_PLATFORM_LIBRARY_OPENGL_STATE _GLFWlibraryNSGL NSGL
//========================================================================
@ -58,16 +60,6 @@ typedef void* id;
typedef intptr_t GLFWintptr;
//------------------------------------------------------------------------
// Platform-specific OpenGL context structure
//------------------------------------------------------------------------
typedef struct _GLFWcontextNSGL
{
id pixelFormat;
id context;
} _GLFWcontextNSGL;
//------------------------------------------------------------------------
// Platform-specific window structure
//------------------------------------------------------------------------
@ -99,16 +91,6 @@ typedef struct _GLFWlibraryNS
} _GLFWlibraryNS;
//------------------------------------------------------------------------
// Platform-specific library global data for NSGL
//------------------------------------------------------------------------
typedef struct _GLFWlibraryNSGL
{
// dlopen handle for dynamically loading OpenGL extension entry points
void* framework;
} _GLFWlibraryNSGL;
//========================================================================
// Prototypes for platform specific internal functions
//========================================================================
@ -128,4 +110,4 @@ void _glfwRestoreVideoMode(void);
int _glfwInitOpenGL(void);
void _glfwTerminateOpenGL(void);
#endif // _platform_h_
#endif // _cocoa_platform_h_

24
src/config.h.in
View File

@ -35,12 +35,21 @@
// it. Instead, you should modify the config.h.in file.
//========================================================================
// Define this to 1 if building GLFW for X11/GLX
#cmakedefine _GLFW_X11_GLX
// Define this to 1 if building GLFW for Win32/WGL
#cmakedefine _GLFW_WIN32_WGL
// Define this to 1 if building GLFW for Cocoa/NSOpenGL
#cmakedefine _GLFW_COCOA_NSGL
// Define this to 1 if building GLFW for X11
#cmakedefine _GLFW_X11
// Define this to 1 if building GLFW for Win32
#cmakedefine _GLFW_WIN32
// Define this to 1 if building GLFW for Cocoa
#cmakedefine _GLFW_COCOA
// Define this to 1 if building GLFW for EGL
#cmakedefine _GLFW_EGL
// Define this to 1 if building GLFW for GLX
#cmakedefine _GLFW_GLX
// Define this to 1 if building GLFW for WGL
#cmakedefine _GLFW_WGL
// Define this to 1 if building GLFW for NSGL
#cmakedefine _GLFW_NSGL
// Define this to 1 if building as a shared library / dynamic library / DLL
#cmakedefine _GLFW_BUILD_DLL
@ -63,6 +72,9 @@
// Define this to 1 if glXGetProcAddressEXT is available
#cmakedefine _GLFW_HAS_GLXGETPROCADDRESSEXT
// Define this to 1 if eglGetProcAddress is available
#cmakedefine _GLFW_HAS_EGLGETPROCADDRESS
// The GLFW version as used by glfwGetVersionString
#define _GLFW_VERSION_FULL "@GLFW_VERSION_FULL@"

17
src/opengl.c → src/context.c
View File

@ -33,6 +33,7 @@
#include <stdio.h>
#include <string.h>
#include <limits.h>
#include <stdio.h>
//========================================================================
@ -253,8 +254,8 @@ const _GLFWfbconfig* _glfwChooseFBConfig(const _GLFWfbconfig* desired,
//========================================================================
// Checks whether the OpenGL part of the window config is sane
// It blames glfwCreateWindow because that's the only caller
// Checks whether the client API part of the window config is sane
// It blames glfwOpenWindow because that's the only caller
//========================================================================
GLboolean _glfwIsValidContextConfig(_GLFWwndconfig* wndconfig)
@ -488,7 +489,7 @@ GLboolean _glfwIsValidContext(_GLFWwndconfig* wndconfig)
//========================================================================
// Check if a string can be found in an OpenGL extension string
// Check if a string can be found in a client API extension string
//========================================================================
int _glfwStringInExtensionString(const char* string,
@ -527,7 +528,7 @@ int _glfwStringInExtensionString(const char* string,
//////////////////////////////////////////////////////////////////////////
//========================================================================
// Make the OpenGL context associated with the specified window current
// Make the context associated with the specified window current
//========================================================================
GLFWAPI void glfwMakeContextCurrent(GLFWwindow handle)
@ -548,7 +549,7 @@ GLFWAPI void glfwMakeContextCurrent(GLFWwindow handle)
//========================================================================
// Return the window object whose context is current
// Returns the window whose context is current
//========================================================================
GLFWAPI GLFWwindow glfwGetCurrentContext(void)
@ -604,7 +605,7 @@ GLFWAPI void glfwSwapInterval(int interval)
//========================================================================
// Check if an OpenGL extension is available at runtime
// Check if a client API extension is available at runtime
//========================================================================
GLFWAPI int glfwExtensionSupported(const char* extension)
@ -667,8 +668,8 @@ GLFWAPI int glfwExtensionSupported(const char* extension)
//========================================================================
// Get the function pointer to an OpenGL function.
// This function can be used to get access to extended OpenGL functions.
// Get the function pointer to a client API function
// This can be used to get access to client API extension functions
//========================================================================
GLFWAPI GLFWglproc glfwGetProcAddress(const char* procname)

595
src/egl_context.c Normal file
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@ -0,0 +1,595 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: EGL
// API version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------
// Copyright (c) 2002-2006 Marcus Geelnard
// Copyright (c) 2006-2010 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 <stdlib.h>
//========================================================================
// Thread local storage attribute macro
//========================================================================
#if defined(_MSC_VER)
#define _GLFW_TLS __declspec(thread)
#elif defined(__GNUC__)
#define _GLFW_TLS __thread
#else
#define _GLFW_TLS
#endif
//========================================================================
// The per-thread current context/window pointer
//========================================================================
static _GLFW_TLS _GLFWwindow* _glfwCurrentWindow = NULL;
//========================================================================
// Returns the specified attribute of the specified EGLConfig
//========================================================================
static int getConfigAttrib(EGLConfig config, int attrib)
{
int value;
eglGetConfigAttrib(_glfwLibrary.EGL.display, config, attrib, &value);
return value;
}
//========================================================================
// Return a list of available and usable framebuffer configs
//========================================================================
static _GLFWfbconfig* getFBConfigs(_GLFWwindow* window,
const _GLFWwndconfig* wndconfig,
unsigned int* found)
{
EGLConfig* configs;
_GLFWfbconfig* result;
int i, count = 0;
*found = 0;
eglGetConfigs(_glfwLibrary.EGL.display, NULL, 0, &count);
configs = (EGLConfig*) malloc(sizeof(EGLConfig) * count);
if (!configs)
{
_glfwSetError(GLFW_OUT_OF_MEMORY, NULL);
return NULL;
}
eglGetConfigs(_glfwLibrary.EGL.display, configs, count, &count);
if (!count)
{
free(configs);
_glfwSetError(GLFW_API_UNAVAILABLE,
"EGL: No EGLConfigs returned");
return NULL;
}
result = (_GLFWfbconfig*) malloc(sizeof(_GLFWfbconfig) * count);
if (!result)
{
free(configs);
_glfwSetError(GLFW_OUT_OF_MEMORY, NULL);
return NULL;
}
for (i = 0; i < count; i++)
{
_GLFWfbconfig* f = result + *found;
if (!getConfigAttrib(configs[i], EGL_NATIVE_VISUAL_ID))
{
// Only consider EGLConfigs with associated visuals
continue;
}
if (!(getConfigAttrib(configs[i], EGL_COLOR_BUFFER_TYPE) & EGL_RGB_BUFFER))
{
// Only consider RGB(A) EGLConfigs
continue;
}
if (!(getConfigAttrib(configs[i], EGL_SURFACE_TYPE) & EGL_WINDOW_BIT))
{
// Only consider window EGLConfigs
continue;
}
if (wndconfig->clientAPI == GLFW_OPENGL_ES_API)
{
if (wndconfig->glMajor == 1)
{
if (!(getConfigAttrib(configs[i], EGL_RENDERABLE_TYPE) & EGL_OPENGL_ES_BIT))
continue;
}
else
{
if (!(getConfigAttrib(configs[i], EGL_RENDERABLE_TYPE) & EGL_OPENGL_ES2_BIT))
continue;
}
}
else if (wndconfig->clientAPI == GLFW_OPENGL_API)
{
if (!(getConfigAttrib(configs[i], EGL_RENDERABLE_TYPE) & EGL_OPENGL_BIT))
continue;
}
f->redBits = getConfigAttrib(configs[i], EGL_RED_SIZE);
f->greenBits = getConfigAttrib(configs[i], EGL_GREEN_SIZE);
f->blueBits = getConfigAttrib(configs[i], EGL_BLUE_SIZE);
f->alphaBits = getConfigAttrib(configs[i], EGL_ALPHA_SIZE);
f->depthBits = getConfigAttrib(configs[i], EGL_DEPTH_SIZE);
f->stencilBits = getConfigAttrib(configs[i], EGL_STENCIL_SIZE);
f->samples = getConfigAttrib(configs[i], EGL_SAMPLES);
// NOTE: There does not appear to be any way to request sRGB
// framebuffers for OpenGL or GLES contexts; only for OpenVG ones
f->sRGB = GL_FALSE;
f->platformID = (GLFWintptr) getConfigAttrib(configs[i], EGL_CONFIG_ID);
(*found)++;
}
free(configs);
return result;
}
//========================================================================
// Create the actual OpenGL(|ES) context
//========================================================================
#define setEGLattrib(attribs, index, attribName, attribValue) \
{ \
attribs[index++] = attribName; \
attribs[index++] = attribValue; \
}
static int createContext(_GLFWwindow* window,
const _GLFWwndconfig* wndconfig,
EGLint fbconfigID)
{
int attribs[40];
EGLint count, index;
EGLConfig config;
EGLContext share = NULL;
if (wndconfig->share)
share = wndconfig->share->EGL.context;
// Retrieve the previously selected EGLConfig
{
index = 0;
setEGLattrib(attribs, index, EGL_CONFIG_ID, fbconfigID);
setEGLattrib(attribs, index, EGL_NONE, EGL_NONE);
eglChooseConfig(_glfwLibrary.EGL.display, attribs, &config, 1, &count);
if (!count)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"EGL: Failed to retrieve the selected EGLConfig");
return GL_FALSE;
}
}
// Retrieve the corresponding visual
// NOTE: This is the only non-portable code in this file.
// Maybe it would not hurt too much to add #ifdefs for different platforms?
#if defined(_GLFW_X11)
{
int mask;
EGLint redBits, greenBits, blueBits, alphaBits, visualID = 0;
XVisualInfo info;
eglGetConfigAttrib(_glfwLibrary.EGL.display, config,
EGL_NATIVE_VISUAL_ID, &visualID);
info.screen = _glfwLibrary.X11.screen;
mask = VisualScreenMask;
if (visualID)
{
// The X window visual must match the EGL config
info.visualid = visualID;
mask |= VisualIDMask;
}
else
{
// some EGL drivers don't implement the EGL_NATIVE_VISUAL_ID
// attribute, so attempt to find the closest match.
eglGetConfigAttrib(_glfwLibrary.EGL.display, config,
EGL_RED_SIZE, &redBits);
eglGetConfigAttrib(_glfwLibrary.EGL.display, config,
EGL_GREEN_SIZE, &greenBits);
eglGetConfigAttrib(_glfwLibrary.EGL.display, config,
EGL_BLUE_SIZE, &blueBits);
eglGetConfigAttrib(_glfwLibrary.EGL.display, config,
EGL_ALPHA_SIZE, &alphaBits);
info.depth = redBits + greenBits + blueBits + alphaBits;
mask |= VisualDepthMask;
}
window->EGL.visual = XGetVisualInfo(_glfwLibrary.X11.display,
mask, &info, &count);
if (window->EGL.visual == NULL)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"EGL: Failed to retrieve visual for EGLConfig");
return GL_FALSE;
}
}
#endif
if (wndconfig->clientAPI == GLFW_OPENGL_ES_API)
{
if (!eglBindAPI(EGL_OPENGL_ES_API))
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"EGL: OpenGL ES is not supported");
return GL_FALSE;
}
}
else
{
if (!eglBindAPI(EGL_OPENGL_API))
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"EGL: OpenGL is not supported");
return GL_FALSE;
}
}
index = 0;
if (_glfwLibrary.EGL.KHR_create_context)
{
setEGLattrib(attribs, index, EGL_CONTEXT_MAJOR_VERSION_KHR, wndconfig->glMajor);
setEGLattrib(attribs, index, EGL_CONTEXT_MINOR_VERSION_KHR, wndconfig->glMinor);
if (wndconfig->glForward || wndconfig->glDebug || wndconfig->glRobustness)
{
int flags = 0;
if (wndconfig->glForward)
flags |= EGL_CONTEXT_OPENGL_FORWARD_COMPATIBLE_BIT_KHR;
if (wndconfig->glDebug)
flags |= EGL_CONTEXT_OPENGL_DEBUG_BIT_KHR;
if (wndconfig->glRobustness)
flags |= EGL_CONTEXT_OPENGL_ROBUST_ACCESS_BIT_KHR;
setEGLattrib(attribs, index, EGL_CONTEXT_FLAGS_KHR, flags);
}
if (wndconfig->glProfile)
{
int flags = 0;
if (wndconfig->glProfile == GLFW_OPENGL_CORE_PROFILE)
flags = EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR;
else if (wndconfig->glProfile == GLFW_OPENGL_COMPAT_PROFILE)
flags = EGL_CONTEXT_OPENGL_COMPATIBILITY_PROFILE_BIT_KHR;
setEGLattrib(attribs, index, EGL_CONTEXT_OPENGL_PROFILE_MASK_KHR, flags);
}
if (wndconfig->glRobustness)
{
int strategy;
if (wndconfig->glRobustness == GLFW_OPENGL_NO_RESET_NOTIFICATION)
strategy = EGL_NO_RESET_NOTIFICATION_KHR;
else if (wndconfig->glRobustness == GLFW_OPENGL_LOSE_CONTEXT_ON_RESET)
strategy = EGL_LOSE_CONTEXT_ON_RESET_KHR;
setEGLattrib(attribs, index, EGL_CONTEXT_OPENGL_RESET_NOTIFICATION_STRATEGY_KHR, strategy);
}
}
else
{
if (wndconfig->clientAPI == GLFW_OPENGL_ES_API)
setEGLattrib(attribs, index, EGL_CONTEXT_CLIENT_VERSION, wndconfig->glMajor);
}
setEGLattrib(attribs, index, EGL_NONE, EGL_NONE);
window->EGL.context = eglCreateContext(_glfwLibrary.EGL.display,
config, share, attribs);
if (window->EGL.context == EGL_NO_CONTEXT)
{
// TODO: Handle all the various error codes here
_glfwSetError(GLFW_PLATFORM_ERROR,
"EGL: Failed to create context");
return GL_FALSE;
}
window->EGL.config = config;
return GL_TRUE;
}
#undef setEGLattrib
//////////////////////////////////////////////////////////////////////////
////// GLFW internal API //////
//////////////////////////////////////////////////////////////////////////
//========================================================================
// Initialize EGL
//========================================================================
int _glfwInitOpenGL(void)
{
#ifdef _GLFW_DLOPEN_LIBEGL
int i;
char* libEGL_names[ ] =
{
"libEGL.so",
"libEGL.so.1",
"/usr/lib/libEGL.so",
"/usr/lib/libEGL.so.1",
NULL
};
for (i = 0; libEGL_names[i] != NULL; i++)
{
_glfwLibrary.EGL.libEGL = dlopen(libEGL_names[i], RTLD_LAZY | RTLD_GLOBAL);
if (_glfwLibrary.EGL.libEGL)
break;
}
if (!_glfwLibrary.EGL.libEGL)
{
_glfwSetError(GLFW_PLATFORM_ERROR, "EGL: Failed to find libEGL");
return GL_FALSE;
}
#endif
_glfwLibrary.EGL.display = eglGetDisplay(_GLFW_EGL_NATIVE_DISPLAY);
if (_glfwLibrary.EGL.display == EGL_NO_DISPLAY)
{
_glfwSetError(GLFW_API_UNAVAILABLE,
"EGL: Failed to get EGL display");
return GL_FALSE;
}
if (!eglInitialize(_glfwLibrary.EGL.display,
&_glfwLibrary.EGL.majorVersion,
&_glfwLibrary.EGL.minorVersion))
{
_glfwSetError(GLFW_API_UNAVAILABLE,
"EGL: Failed to initialize EGL");
return GL_FALSE;
}
if (_glfwPlatformExtensionSupported("EGL_KHR_create_context"))
_glfwLibrary.EGL.KHR_create_context = GL_TRUE;
return GL_TRUE;
}
//========================================================================
// Terminate EGL
//========================================================================
void _glfwTerminateOpenGL(void)
{
#ifdef _GLFW_DLOPEN_LIBEGL
if (_glfwLibrary.EGL.libEGL != NULL)
{
dlclose(_glfwLibrary.EGL.libEGL);
_glfwLibrary.EGL.libEGL = NULL;
}
#endif
eglTerminate(_glfwLibrary.EGL.display);
}
//========================================================================
// Prepare for creation of the OpenGL context
//========================================================================
int _glfwCreateContext(_GLFWwindow* window,
const _GLFWwndconfig* wndconfig,
const _GLFWfbconfig* fbconfig)
{
_GLFWfbconfig closest;
// Choose the best available fbconfig
{
unsigned int fbcount;
_GLFWfbconfig* fbconfigs;
const _GLFWfbconfig* result;
fbconfigs = getFBConfigs(window, wndconfig, &fbcount);
if (!fbconfigs)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"EGL: No usable EGLFBConfigs found");
return GL_FALSE;
}
result = _glfwChooseFBConfig(fbconfig, fbconfigs, fbcount);
if (!result)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"EGL: No EGLFBConfig matched the criteria");
free(fbconfigs);
return GL_FALSE;
}
closest = *result;
free(fbconfigs);
}
return createContext(window, wndconfig, closest.platformID);
}
//========================================================================
// Destroy the OpenGL context
//========================================================================
void _glfwDestroyContext(_GLFWwindow* window)
{
if (window->EGL.visual)
{
XFree(window->EGL.visual);
window->EGL.visual = NULL;
}
if (window->EGL.surface)
{
eglDestroySurface(_glfwLibrary.EGL.display, window->EGL.surface);
window->EGL.surface = EGL_NO_SURFACE;
}
if (window->EGL.context)
{
eglDestroyContext(_glfwLibrary.EGL.display, window->EGL.context);
window->EGL.context = EGL_NO_CONTEXT;
}
}
//========================================================================
// Make the OpenGL context associated with the specified window current
//========================================================================
void _glfwPlatformMakeContextCurrent(_GLFWwindow* window)
{
if (window)
{
if (window->EGL.surface == EGL_NO_SURFACE)
{
window->EGL.surface = eglCreateWindowSurface(_glfwLibrary.EGL.display,
window->EGL.config,
_GLFW_EGL_NATIVE_WINDOW,
NULL);
if (window->EGL.surface == EGL_NO_SURFACE)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"EGL: Failed to create window surface");
}
}
eglMakeCurrent(_glfwLibrary.EGL.display,
window->EGL.surface,
window->EGL.surface,
window->EGL.context);
}
else
{
eglMakeCurrent(_glfwLibrary.EGL.display,
EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
}
_glfwCurrentWindow = window;
}
//========================================================================
// Return the window object whose context is current
//========================================================================
_GLFWwindow* _glfwPlatformGetCurrentContext(void)
{
return _glfwCurrentWindow;
}
//========================================================================
// Swap OpenGL buffers
//========================================================================
void _glfwPlatformSwapBuffers(_GLFWwindow* window)
{
eglSwapBuffers(_glfwLibrary.EGL.display, window->EGL.surface);
}
//========================================================================
// Set double buffering swap interval
//========================================================================
void _glfwPlatformSwapInterval(int interval)
{
eglSwapInterval(_glfwLibrary.EGL.display, interval);
}
//========================================================================
// Check if an OpenGL extension is available at runtime
//========================================================================
int _glfwPlatformExtensionSupported(const char* extension)
{
const char* extensions;
extensions = eglQueryString(_glfwLibrary.EGL.display, EGL_EXTENSIONS);
if (extensions != NULL)
{
if (_glfwStringInExtensionString(extension, (unsigned char*) extensions))
return GL_TRUE;
}
return GL_FALSE;
}
//========================================================================
// Get the function pointer to an OpenGL function
//========================================================================
GLFWglproc _glfwPlatformGetProcAddress(const char* procname)
{
return _glfw_eglGetProcAddress(procname);
}

96
src/egl_platform.h Normal file
View File

@ -0,0 +1,96 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: EGL
// API version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------
// Copyright (c) 2002-2006 Marcus Geelnard
// Copyright (c) 2006-2010 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.
//
//========================================================================
#ifndef _egl_platform_h_
#define _egl_platform_h_
#include <EGL/egl.h>
// This path may need to be changed if you build GLFW using your own setup
// We ship and use our own copy of eglext.h since GLFW uses fairly new
// extensions and not all operating systems come with an up-to-date version
#include "../support/GL/eglext.h"
// Do we have support for dlopen/dlsym?
#if defined(_GLFW_HAS_DLOPEN)
#include <dlfcn.h>
#endif
// We support two different ways for getting addresses for EGL
// extension functions: eglGetProcAddress and dlsym
#if defined(_GLFW_HAS_EGLGETPROCADDRESS)
#define _glfw_eglGetProcAddress(x) eglGetProcAddress(x)
#elif defined(_GLFW_HAS_DLOPEN)
#define _glfw_eglGetProcAddress(x) dlsym(_glfwLibrary.EGL.libEGL, x)
#define _GLFW_DLOPEN_LIBEGL
#else
#error "No OpenGL entry point retrieval mechanism was enabled"
#endif
#define _GLFW_PLATFORM_CONTEXT_STATE _GLFWcontextEGL EGL
#define _GLFW_PLATFORM_LIBRARY_OPENGL_STATE _GLFWlibraryEGL EGL
//========================================================================
// GLFW platform specific types
//========================================================================
//------------------------------------------------------------------------
// Platform-specific OpenGL context structure
//------------------------------------------------------------------------
typedef struct _GLFWcontextEGL
{
EGLConfig config;
EGLContext context;
EGLSurface surface;
#if defined(_GLFW_X11)
XVisualInfo* visual;
#endif
} _GLFWcontextEGL;
//------------------------------------------------------------------------
// Platform-specific library global data for EGL
//------------------------------------------------------------------------
typedef struct _GLFWlibraryEGL
{
EGLDisplay display;
EGLint majorVersion, minorVersion;
GLboolean KHR_create_context;
#if defined(_GLFW_DLOPEN_LIBEGL)
void* libEGL; // dlopen handle for libEGL.so
#endif
} _GLFWlibraryEGL;
#endif // _egl_platform_h_

10
src/x11_opengl.c → src/glx_context.c
View File

@ -632,16 +632,6 @@ void _glfwDestroyContext(_GLFWwindow* window)
}
//========================================================================
// Return the X visual associated with the specified context
//========================================================================
XVisualInfo* _glfwGetContextVisual(_GLFWwindow* window)
{
return window->GLX.visual;
}
//////////////////////////////////////////////////////////////////////////
////// GLFW platform API //////
//////////////////////////////////////////////////////////////////////////

120
src/glx_platform.h Normal file
View File

@ -0,0 +1,120 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: X11/GLX
// API version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------
// Copyright (c) 2002-2006 Marcus Geelnard
// Copyright (c) 2006-2010 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.
//
//========================================================================
#ifndef _x11_glx_platform_h_
#define _x11_glx_platform_h_
#define GLX_GLXEXT_LEGACY
#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
// extensions and not all operating systems come with an up-to-date version
#include "../support/GL/glxext.h"
// Do we have support for dlopen/dlsym?
#if defined(_GLFW_HAS_DLOPEN)
#include <dlfcn.h>
#endif
// We support four different ways for getting addresses for GL/GLX
// extension functions: glXGetProcAddress, glXGetProcAddressARB,
// glXGetProcAddressEXT, and dlsym
#if defined(_GLFW_HAS_GLXGETPROCADDRESSARB)
#define _glfw_glXGetProcAddress(x) glXGetProcAddressARB(x)
#elif defined(_GLFW_HAS_GLXGETPROCADDRESS)
#define _glfw_glXGetProcAddress(x) glXGetProcAddress(x)
#elif defined(_GLFW_HAS_GLXGETPROCADDRESSEXT)
#define _glfw_glXGetProcAddress(x) glXGetProcAddressEXT(x)
#elif defined(_GLFW_HAS_DLOPEN)
#define _glfw_glXGetProcAddress(x) dlsym(_glfwLibrary.GLX.libGL, x)
#define _GLFW_DLOPEN_LIBGL
#else
#error "No OpenGL entry point retrieval mechanism was enabled"
#endif
#define _GLFW_PLATFORM_CONTEXT_STATE _GLFWcontextGLX GLX
#define _GLFW_PLATFORM_LIBRARY_OPENGL_STATE _GLFWlibraryGLX GLX
#ifndef GLX_MESA_swap_control
typedef int (*PFNGLXSWAPINTERVALMESAPROC)(int);
#endif
//========================================================================
// GLFW platform specific types
//========================================================================
//------------------------------------------------------------------------
// Platform-specific OpenGL context structure
//------------------------------------------------------------------------
typedef struct _GLFWcontextGLX
{
GLXContext context; // OpenGL rendering context
XVisualInfo* visual; // Visual for selected GLXFBConfig
} _GLFWcontextGLX;
//------------------------------------------------------------------------
// Platform-specific library global data for GLX
//------------------------------------------------------------------------
typedef struct _GLFWlibraryGLX
{
// Server-side GLX version
int majorVersion, minorVersion;
// GLX extensions
PFNGLXSWAPINTERVALSGIPROC SwapIntervalSGI;
PFNGLXSWAPINTERVALEXTPROC SwapIntervalEXT;
PFNGLXSWAPINTERVALMESAPROC SwapIntervalMESA;
PFNGLXGETFBCONFIGATTRIBSGIXPROC GetFBConfigAttribSGIX;
PFNGLXCHOOSEFBCONFIGSGIXPROC ChooseFBConfigSGIX;
PFNGLXCREATECONTEXTWITHCONFIGSGIXPROC CreateContextWithConfigSGIX;
PFNGLXGETVISUALFROMFBCONFIGSGIXPROC GetVisualFromFBConfigSGIX;
PFNGLXCREATECONTEXTATTRIBSARBPROC CreateContextAttribsARB;
GLboolean SGIX_fbconfig;
GLboolean SGI_swap_control;
GLboolean EXT_swap_control;
GLboolean MESA_swap_control;
GLboolean ARB_multisample;
GLboolean ARB_framebuffer_sRGB;
GLboolean ARB_create_context;
GLboolean ARB_create_context_profile;
GLboolean ARB_create_context_robustness;
GLboolean EXT_create_context_es2_profile;
#if defined(_GLFW_DLOPEN_LIBGL)
void* libGL; // dlopen handle for libGL.so
#endif
} _GLFWlibraryGLX;
#endif // _x11_glx_platform_h_

8
src/internal.h
View File

@ -65,14 +65,14 @@ typedef struct _GLFWlibrary _GLFWlibrary;
// extensions and not all operating systems come with an up-to-date version
#include "../support/GL/glext.h"
#if defined(_GLFW_COCOA_NSGL)
#if defined(_GLFW_COCOA)
#include "cocoa_platform.h"
#elif defined(_GLFW_WIN32_WGL)
#elif defined(_GLFW_WIN32)
#include "win32_platform.h"
#elif defined(_GLFW_X11_GLX)
#elif defined(_GLFW_X11)
#include "x11_platform.h"
#else
#error "No supported platform selected"
#error "No supported window creation API selected"
#endif

0
src/cocoa_opengl.m → src/nsgl_context.m
View File

62
src/nsgl_platform.h Normal file
View File

@ -0,0 +1,62 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: NSOpenGL
// API Version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------
// Copyright (c) 2009-2010 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.
//
//========================================================================
#ifndef _nsgl_platform_h_
#define _nsgl_platform_h_
#define _GLFW_PLATFORM_CONTEXT_STATE _GLFWcontextNSGL NSGL
#define _GLFW_PLATFORM_LIBRARY_OPENGL_STATE _GLFWlibraryNSGL NSGL
//========================================================================
// GLFW platform specific types
//========================================================================
//------------------------------------------------------------------------
// Platform-specific OpenGL context structure
//------------------------------------------------------------------------
typedef struct _GLFWcontextNSGL
{
id pixelFormat;
id context;
} _GLFWcontextNSGL;
//------------------------------------------------------------------------
// Platform-specific library global data for NSGL
//------------------------------------------------------------------------
typedef struct _GLFWlibraryNSGL
{
// dlopen handle for dynamically loading OpenGL extension entry points
void* framework;
} _GLFWlibraryNSGL;
#endif // _nsgl_platform_h_

0
src/win32_opengl.c → src/wgl_context.c
View File

84
src/wgl_platform.h Normal file
View File

@ -0,0 +1,84 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: WGL
// API version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------
// Copyright (c) 2002-2006 Marcus Geelnard
// Copyright (c) 2006-2010 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.
//
//========================================================================
#ifndef _wgl_platform_h_
#define _wgl_platform_h_
// This path may need to be changed if you build GLFW using your own setup
// We ship and use our own copy of wglext.h since GLFW uses fairly new
// extensions and not all operating systems come with an up-to-date version
#include "../support/GL/wglext.h"
#define _GLFW_PLATFORM_CONTEXT_STATE _GLFWcontextWGL WGL
#define _GLFW_PLATFORM_LIBRARY_OPENGL_STATE _GLFWlibraryWGL WGL
//========================================================================
// GLFW platform specific types
//========================================================================
//------------------------------------------------------------------------
// Platform-specific OpenGL context structure
//------------------------------------------------------------------------
typedef struct _GLFWcontextWGL
{
// Platform specific window resources
HDC DC; // Private GDI device context
HGLRC context; // Permanent rendering context
// Platform specific extensions (context specific)
PFNWGLSWAPINTERVALEXTPROC SwapIntervalEXT;
PFNWGLGETPIXELFORMATATTRIBIVARBPROC GetPixelFormatAttribivARB;
PFNWGLGETEXTENSIONSSTRINGEXTPROC GetExtensionsStringEXT;
PFNWGLGETEXTENSIONSSTRINGARBPROC GetExtensionsStringARB;
PFNWGLCREATECONTEXTATTRIBSARBPROC CreateContextAttribsARB;
GLboolean EXT_swap_control;
GLboolean ARB_multisample;
GLboolean ARB_framebuffer_sRGB;
GLboolean ARB_pixel_format;
GLboolean ARB_create_context;
GLboolean ARB_create_context_profile;
GLboolean EXT_create_context_es2_profile;
GLboolean ARB_create_context_robustness;
} _GLFWcontextWGL;
//------------------------------------------------------------------------
// Platform-specific library global data for WGL
//------------------------------------------------------------------------
typedef struct _GLFWlibraryWGL
{
int dummy;
} _GLFWlibraryWGL;
#endif // _wgl_platform_h_

5
src/win32_init.c
View File

@ -232,6 +232,11 @@ int _glfwPlatformTerminate(void)
const char* _glfwPlatformGetVersionString(void)
{
const char* version = _GLFW_VERSION_FULL
#if defined(_GLFW_WGL)
" WGL"
#elif defined(_GLFW_EGL)
" EGL"
#endif
#if defined(__MINGW32__)
" MinGW"
#elif defined(_MSC_VER)

61
src/win32_platform.h
View File

@ -1,6 +1,6 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: Win32/WGL
// Platform: Win32
// API version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------
@ -28,8 +28,8 @@
//
//========================================================================
#ifndef _platform_h_
#define _platform_h_
#ifndef _win32_platform_h_
#define _win32_platform_h_
// We don't need all the fancy stuff
@ -63,11 +63,6 @@
#include <windows.h>
#include <mmsystem.h>
// This path may need to be changed if you build GLFW using your own setup
// We ship and use our own copy of wglext.h since GLFW uses fairly new
// extensions and not all operating systems come with an up-to-date version
#include "../support/GL/wglext.h"
//========================================================================
// Hack: Define things that some windows.h variants don't
@ -110,10 +105,18 @@ typedef DWORD (WINAPI * TIMEGETTIME_T) (void);
#define _GLFW_WNDCLASSNAME L"GLFW30"
#if defined(_GLFW_WGL)
#include "wgl_platform.h"
#elif defined(_GLFW_EGL)
#define _GLFW_EGL_NATIVE_WINDOW window->Win32.handle
#define _GLFW_EGL_NATIVE_DISPLAY NULL
#include "egl_platform.h"
#else
#error "No supported context creation API selected"
#endif
#define _GLFW_PLATFORM_WINDOW_STATE _GLFWwindowWin32 Win32
#define _GLFW_PLATFORM_CONTEXT_STATE _GLFWcontextWGL WGL
#define _GLFW_PLATFORM_LIBRARY_WINDOW_STATE _GLFWlibraryWin32 Win32
#define _GLFW_PLATFORM_LIBRARY_OPENGL_STATE _GLFWlibraryWGL WGL
//========================================================================
@ -126,32 +129,6 @@ typedef DWORD (WINAPI * TIMEGETTIME_T) (void);
typedef INT_PTR GLFWintptr;
//------------------------------------------------------------------------
// Platform-specific OpenGL context structure
//------------------------------------------------------------------------
typedef struct _GLFWcontextWGL
{
// Platform specific window resources
HDC DC; // Private GDI device context
HGLRC context; // Permanent rendering context
// Platform specific extensions (context specific)
PFNWGLSWAPINTERVALEXTPROC SwapIntervalEXT;
PFNWGLGETPIXELFORMATATTRIBIVARBPROC GetPixelFormatAttribivARB;
PFNWGLGETEXTENSIONSSTRINGEXTPROC GetExtensionsStringEXT;
PFNWGLGETEXTENSIONSSTRINGARBPROC GetExtensionsStringARB;
PFNWGLCREATECONTEXTATTRIBSARBPROC CreateContextAttribsARB;
GLboolean EXT_swap_control;
GLboolean ARB_multisample;
GLboolean ARB_pixel_format;
GLboolean ARB_framebuffer_sRGB;
GLboolean ARB_create_context;
GLboolean ARB_create_context_profile;
GLboolean EXT_create_context_es2_profile;
GLboolean ARB_create_context_robustness;
} _GLFWcontextWGL;
//------------------------------------------------------------------------
// Platform-specific window structure
//------------------------------------------------------------------------
@ -213,16 +190,6 @@ typedef struct _GLFWlibraryWin32
} _GLFWlibraryWin32;
//------------------------------------------------------------------------
// Platform-specific library global data for WGL
//------------------------------------------------------------------------
typedef struct _GLFWlibraryWGL
{
int dummy;
} _GLFWlibraryWGL;
//========================================================================
// Prototypes for platform specific internal functions
//========================================================================
@ -247,4 +214,4 @@ void _glfwSetVideoMode(int* width, int* height,
void _glfwRestoreVideoMode(void);
#endif // _platform_h_
#endif // _win32_platform_h_

4
src/x11_fullscreen.c
View File

@ -446,11 +446,10 @@ GLFWvidmode* _glfwPlatformGetVideoModes(int* found)
return 0;
}
// Build array of available RGB channel depths
rgbs = (int*) malloc(sizeof(int) * visualCount);
rgbCount = 0;
#if defined(_GLFW_GLX)
for (i = 0; i < visualCount; i++)
{
int gl, rgba, rgb, r, g, b;
@ -485,6 +484,7 @@ GLFWvidmode* _glfwPlatformGetVideoModes(int* found)
}
XFree(visuals);
#endif
// Build all permutations of channel depths and resolutions

9
src/x11_init.c
View File

@ -693,6 +693,11 @@ int _glfwPlatformTerminate(void)
const char* _glfwPlatformGetVersionString(void)
{
const char* version = _GLFW_VERSION_FULL
#if defined(_GLFW_GLX)
" GLX"
#elif defined(_GLFW_EGL)
" EGL"
#endif
#if defined(_GLFW_HAS_XRANDR)
" XRandR"
#endif
@ -711,8 +716,12 @@ const char* _glfwPlatformGetVersionString(void)
" glXGetProcAddressARB"
#elif defined(_GLFW_HAS_GLXGETPROCADDRESSEXT)
" glXGetProcAddressEXT"
#elif defined(_GLFW_HAS_EGLGETPROCADDRESS)
" eglGetProcAddress"
#elif defined(_GLFW_DLOPEN_LIBGL)
" dlsym(libGL)"
#elif defined(_GLFW_DLOPEN_LIBEGL)
" dlsym(libEGL)"
#else
" no-extension-support"
#endif

91
src/x11_platform.h
View File

@ -1,6 +1,6 @@
//========================================================================
// GLFW - An OpenGL library
// Platform: X11/GLX
// Platform: X11
// API version: 3.0
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------
@ -38,15 +38,7 @@
#include <X11/keysym.h>
#include <X11/Xatom.h>
#define GLX_GLXEXT_LEGACY
#include <GL/glx.h>
// This path may need to be changed if you build GLFW using your own setup
// 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"
// The XF86VidMode extension provides mode setting and gamma control
// With XFree86, we can use the XF86VidMode extension
#if defined(_GLFW_HAS_XF86VIDMODE)
#include <X11/extensions/xf86vmode.h>
#endif
@ -56,36 +48,25 @@
#include <X11/extensions/Xrandr.h>
#endif
// dlopen is used as a fallback function retrieval mechanism
#if defined(_GLFW_HAS_DLOPEN)
#include <dlfcn.h>
#endif
// The Xkb extension provides improved keyboard support
#if defined(_GLFW_HAS_XKB)
#include <X11/XKBlib.h>
#endif
// GLFW supports four different ways for getting addresses for GL/GLX
// extension functions: glXGetProcAddress, glXGetProcAddressARB,
// glXGetProcAddressEXT, and dlsym
#if defined(_GLFW_HAS_GLXGETPROCADDRESSARB)
#define _glfw_glXGetProcAddress(x) glXGetProcAddressARB(x)
#elif defined(_GLFW_HAS_GLXGETPROCADDRESS)
#define _glfw_glXGetProcAddress(x) glXGetProcAddress(x)
#elif defined(_GLFW_HAS_GLXGETPROCADDRESSEXT)
#define _glfw_glXGetProcAddress(x) glXGetProcAddressEXT(x)
#elif defined(_GLFW_HAS_DLOPEN)
#define _glfw_glXGetProcAddress(x) dlsym(_glfwLibrary.GLX.libGL, x)
#define _GLFW_DLOPEN_LIBGL
#if defined(_GLFW_GLX)
#define _GLFW_X11_CONTEXT_VISUAL window->GLX.visual
#include "glx_platform.h"
#elif defined(_GLFW_EGL)
#define _GLFW_X11_CONTEXT_VISUAL window->EGL.visual
#define _GLFW_EGL_NATIVE_WINDOW window->X11.handle
#define _GLFW_EGL_NATIVE_DISPLAY _glfwLibrary.X11.display
#include "egl_platform.h"
#else
#error "No OpenGL entry point retrieval mechanism was enabled"
#error "No supported context creation API selected"
#endif
#define _GLFW_PLATFORM_WINDOW_STATE _GLFWwindowX11 X11
#define _GLFW_PLATFORM_CONTEXT_STATE _GLFWcontextGLX GLX
#define _GLFW_PLATFORM_LIBRARY_WINDOW_STATE _GLFWlibraryX11 X11
#define _GLFW_PLATFORM_LIBRARY_OPENGL_STATE _GLFWlibraryGLX GLX
// Clipboard format atom indices
#define _GLFW_CLIPBOARD_FORMAT_UTF8 0
@ -98,10 +79,6 @@
#define _GLFW_CONVERSION_SUCCEEDED 1
#define _GLFW_CONVERSION_FAILED 2
#ifndef GLX_MESA_swap_control
typedef int (*PFNGLXSWAPINTERVALMESAPROC)(int);
#endif
//========================================================================
// GLFW platform specific types
@ -113,17 +90,6 @@ typedef int (*PFNGLXSWAPINTERVALMESAPROC)(int);
typedef intptr_t GLFWintptr;
//------------------------------------------------------------------------
// Platform-specific OpenGL context structure
//------------------------------------------------------------------------
typedef struct _GLFWcontextGLX
{
GLXContext context; // OpenGL rendering context
XVisualInfo* visual; // Visual for selected GLXFBConfig
} _GLFWcontextGLX;
//------------------------------------------------------------------------
// Platform-specific window structure
//------------------------------------------------------------------------
@ -251,40 +217,6 @@ typedef struct _GLFWlibraryX11
} _GLFWlibraryX11;
//------------------------------------------------------------------------
// Platform-specific library global data for GLX
//------------------------------------------------------------------------
typedef struct _GLFWlibraryGLX
{
// Server-side GLX version
int majorVersion, minorVersion;
// GLX extensions
PFNGLXSWAPINTERVALSGIPROC SwapIntervalSGI;
PFNGLXSWAPINTERVALEXTPROC SwapIntervalEXT;
PFNGLXSWAPINTERVALMESAPROC SwapIntervalMESA;
PFNGLXGETFBCONFIGATTRIBSGIXPROC GetFBConfigAttribSGIX;
PFNGLXCHOOSEFBCONFIGSGIXPROC ChooseFBConfigSGIX;
PFNGLXCREATECONTEXTWITHCONFIGSGIXPROC CreateContextWithConfigSGIX;
PFNGLXGETVISUALFROMFBCONFIGSGIXPROC GetVisualFromFBConfigSGIX;
PFNGLXCREATECONTEXTATTRIBSARBPROC CreateContextAttribsARB;
GLboolean SGIX_fbconfig;
GLboolean SGI_swap_control;
GLboolean EXT_swap_control;
GLboolean MESA_swap_control;
GLboolean ARB_multisample;
GLboolean ARB_framebuffer_sRGB;
GLboolean ARB_create_context;
GLboolean ARB_create_context_profile;
GLboolean ARB_create_context_robustness;
GLboolean EXT_create_context_es2_profile;
#if defined(_GLFW_DLOPEN_LIBGL)
void* libGL; // dlopen handle for libGL.so
#endif
} _GLFWlibraryGLX;
//========================================================================
// Prototypes for platform specific internal functions
//========================================================================
@ -303,7 +235,6 @@ int _glfwCreateContext(_GLFWwindow* window,
const _GLFWwndconfig* wndconfig,
const _GLFWfbconfig* fbconfig);
void _glfwDestroyContext(_GLFWwindow* window);
XVisualInfo* _glfwGetContextVisual(_GLFWwindow* window);
// Fullscreen support
int _glfwGetClosestVideoMode(int* width, int* height, int* rate);

4
src/x11_window.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/
//------------------------------------------------------------------------
@ -85,7 +85,7 @@ static GLboolean createWindow(_GLFWwindow* window,
{
unsigned long wamask;
XSetWindowAttributes wa;
XVisualInfo* visual = _glfwGetContextVisual(window);
XVisualInfo* visual = _GLFW_X11_CONTEXT_VISUAL;
// Every window needs a colormap
// Create one based on the visual used by the current context

444
support/GL/eglext.h Normal file
View File

@ -0,0 +1,444 @@
#ifndef __eglext_h_
#define __eglext_h_
#ifdef __cplusplus
extern "C" {
#endif
/*
** Copyright (c) 2007-2012 The Khronos Group Inc.
**
** Permission is hereby granted, free of charge, to any person obtaining a
** copy of this software and/or associated documentation files (the
** "Materials"), to deal in the Materials without restriction, including
** without limitation the rights to use, copy, modify, merge, publish,
** distribute, sublicense, and/or sell copies of the Materials, and to
** permit persons to whom the Materials are furnished to do so, subject to
** the following conditions:
**
** The above copyright notice and this permission notice shall be included
** in all copies or substantial portions of the Materials.
**
** THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
*/
#include <EGL/eglplatform.h>
/*************************************************************/
/* Header file version number */
/* Current version at http://www.khronos.org/registry/egl/ */
/* $Revision: 18175 $ on $Date: 2012-06-13 11:26:12 -0700 (Wed, 13 Jun 2012) $ */
#define EGL_EGLEXT_VERSION 13
#ifndef EGL_KHR_config_attribs
#define EGL_KHR_config_attribs 1
#define EGL_CONFORMANT_KHR 0x3042 /* EGLConfig attribute */
#define EGL_VG_COLORSPACE_LINEAR_BIT_KHR 0x0020 /* EGL_SURFACE_TYPE bitfield */
#define EGL_VG_ALPHA_FORMAT_PRE_BIT_KHR 0x0040 /* EGL_SURFACE_TYPE bitfield */
#endif
#ifndef EGL_KHR_lock_surface
#define EGL_KHR_lock_surface 1
#define EGL_READ_SURFACE_BIT_KHR 0x0001 /* EGL_LOCK_USAGE_HINT_KHR bitfield */
#define EGL_WRITE_SURFACE_BIT_KHR 0x0002 /* EGL_LOCK_USAGE_HINT_KHR bitfield */
#define EGL_LOCK_SURFACE_BIT_KHR 0x0080 /* EGL_SURFACE_TYPE bitfield */
#define EGL_OPTIMAL_FORMAT_BIT_KHR 0x0100 /* EGL_SURFACE_TYPE bitfield */
#define EGL_MATCH_FORMAT_KHR 0x3043 /* EGLConfig attribute */
#define EGL_FORMAT_RGB_565_EXACT_KHR 0x30C0 /* EGL_MATCH_FORMAT_KHR value */
#define EGL_FORMAT_RGB_565_KHR 0x30C1 /* EGL_MATCH_FORMAT_KHR value */
#define EGL_FORMAT_RGBA_8888_EXACT_KHR 0x30C2 /* EGL_MATCH_FORMAT_KHR value */
#define EGL_FORMAT_RGBA_8888_KHR 0x30C3 /* EGL_MATCH_FORMAT_KHR value */
#define EGL_MAP_PRESERVE_PIXELS_KHR 0x30C4 /* eglLockSurfaceKHR attribute */
#define EGL_LOCK_USAGE_HINT_KHR 0x30C5 /* eglLockSurfaceKHR attribute */
#define EGL_BITMAP_POINTER_KHR 0x30C6 /* eglQuerySurface attribute */
#define EGL_BITMAP_PITCH_KHR 0x30C7 /* eglQuerySurface attribute */
#define EGL_BITMAP_ORIGIN_KHR 0x30C8 /* eglQuerySurface attribute */
#define EGL_BITMAP_PIXEL_RED_OFFSET_KHR 0x30C9 /* eglQuerySurface attribute */
#define EGL_BITMAP_PIXEL_GREEN_OFFSET_KHR 0x30CA /* eglQuerySurface attribute */
#define EGL_BITMAP_PIXEL_BLUE_OFFSET_KHR 0x30CB /* eglQuerySurface attribute */
#define EGL_BITMAP_PIXEL_ALPHA_OFFSET_KHR 0x30CC /* eglQuerySurface attribute */
#define EGL_BITMAP_PIXEL_LUMINANCE_OFFSET_KHR 0x30CD /* eglQuerySurface attribute */
#define EGL_LOWER_LEFT_KHR 0x30CE /* EGL_BITMAP_ORIGIN_KHR value */
#define EGL_UPPER_LEFT_KHR 0x30CF /* EGL_BITMAP_ORIGIN_KHR value */
#ifdef EGL_EGLEXT_PROTOTYPES
EGLAPI EGLBoolean EGLAPIENTRY eglLockSurfaceKHR (EGLDisplay display, EGLSurface surface, const EGLint *attrib_list);
EGLAPI EGLBoolean EGLAPIENTRY eglUnlockSurfaceKHR (EGLDisplay display, EGLSurface surface);
#endif /* EGL_EGLEXT_PROTOTYPES */
typedef EGLBoolean (EGLAPIENTRYP PFNEGLLOCKSURFACEKHRPROC) (EGLDisplay display, EGLSurface surface, const EGLint *attrib_list);
typedef EGLBoolean (EGLAPIENTRYP PFNEGLUNLOCKSURFACEKHRPROC) (EGLDisplay display, EGLSurface surface);
#endif
#ifndef EGL_KHR_image
#define EGL_KHR_image 1
#define EGL_NATIVE_PIXMAP_KHR 0x30B0 /* eglCreateImageKHR target */
typedef void *EGLImageKHR;
#define EGL_NO_IMAGE_KHR ((EGLImageKHR)0)
#ifdef EGL_EGLEXT_PROTOTYPES
EGLAPI EGLImageKHR EGLAPIENTRY eglCreateImageKHR (EGLDisplay dpy, EGLContext ctx, EGLenum target, EGLClientBuffer buffer, const EGLint *attrib_list);
EGLAPI EGLBoolean EGLAPIENTRY eglDestroyImageKHR (EGLDisplay dpy, EGLImageKHR image);
#endif /* EGL_EGLEXT_PROTOTYPES */
typedef EGLImageKHR (EGLAPIENTRYP PFNEGLCREATEIMAGEKHRPROC) (EGLDisplay dpy, EGLContext ctx, EGLenum target, EGLClientBuffer buffer, const EGLint *attrib_list);
typedef EGLBoolean (EGLAPIENTRYP PFNEGLDESTROYIMAGEKHRPROC) (EGLDisplay dpy, EGLImageKHR image);
#endif
#ifndef EGL_KHR_vg_parent_image
#define EGL_KHR_vg_parent_image 1
#define EGL_VG_PARENT_IMAGE_KHR 0x30BA /* eglCreateImageKHR target */
#endif
#ifndef EGL_KHR_gl_texture_2D_image
#define EGL_KHR_gl_texture_2D_image 1
#define EGL_GL_TEXTURE_2D_KHR 0x30B1 /* eglCreateImageKHR target */
#define EGL_GL_TEXTURE_LEVEL_KHR 0x30BC /* eglCreateImageKHR attribute */
#endif
#ifndef EGL_KHR_gl_texture_cubemap_image
#define EGL_KHR_gl_texture_cubemap_image 1
#define EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR 0x30B3 /* eglCreateImageKHR target */
#define EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR 0x30B4 /* eglCreateImageKHR target */
#define EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR 0x30B5 /* eglCreateImageKHR target */
#define EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR 0x30B6 /* eglCreateImageKHR target */
#define EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR 0x30B7 /* eglCreateImageKHR target */
#define EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR 0x30B8 /* eglCreateImageKHR target */
#endif
#ifndef EGL_KHR_gl_texture_3D_image
#define EGL_KHR_gl_texture_3D_image 1
#define EGL_GL_TEXTURE_3D_KHR 0x30B2 /* eglCreateImageKHR target */
#define EGL_GL_TEXTURE_ZOFFSET_KHR 0x30BD /* eglCreateImageKHR attribute */
#endif
#ifndef EGL_KHR_gl_renderbuffer_image
#define EGL_KHR_gl_renderbuffer_image 1
#define EGL_GL_RENDERBUFFER_KHR 0x30B9 /* eglCreateImageKHR target */
#endif
#if KHRONOS_SUPPORT_INT64 /* EGLTimeKHR requires 64-bit uint support */
#ifndef EGL_KHR_reusable_sync
#define EGL_KHR_reusable_sync 1
typedef void* EGLSyncKHR;
typedef khronos_utime_nanoseconds_t EGLTimeKHR;
#define EGL_SYNC_STATUS_KHR 0x30F1
#define EGL_SIGNALED_KHR 0x30F2
#define EGL_UNSIGNALED_KHR 0x30F3
#define EGL_TIMEOUT_EXPIRED_KHR 0x30F5
#define EGL_CONDITION_SATISFIED_KHR 0x30F6
#define EGL_SYNC_TYPE_KHR 0x30F7
#define EGL_SYNC_REUSABLE_KHR 0x30FA
#define EGL_SYNC_FLUSH_COMMANDS_BIT_KHR 0x0001 /* eglClientWaitSyncKHR <flags> bitfield */
#define EGL_FOREVER_KHR 0xFFFFFFFFFFFFFFFFull
#define EGL_NO_SYNC_KHR ((EGLSyncKHR)0)
#ifdef EGL_EGLEXT_PROTOTYPES
EGLAPI EGLSyncKHR EGLAPIENTRY eglCreateSyncKHR(EGLDisplay dpy, EGLenum type, const EGLint *attrib_list);
EGLAPI EGLBoolean EGLAPIENTRY eglDestroySyncKHR(EGLDisplay dpy, EGLSyncKHR sync);
EGLAPI EGLint EGLAPIENTRY eglClientWaitSyncKHR(EGLDisplay dpy, EGLSyncKHR sync, EGLint flags, EGLTimeKHR timeout);
EGLAPI EGLBoolean EGLAPIENTRY eglSignalSyncKHR(EGLDisplay dpy, EGLSyncKHR sync, EGLenum mode);
EGLAPI EGLBoolean EGLAPIENTRY eglGetSyncAttribKHR(EGLDisplay dpy, EGLSyncKHR sync, EGLint attribute, EGLint *value);
#endif /* EGL_EGLEXT_PROTOTYPES */
typedef EGLSyncKHR (EGLAPIENTRYP PFNEGLCREATESYNCKHRPROC) (EGLDisplay dpy, EGLenum type, const EGLint *attrib_list);
typedef EGLBoolean (EGLAPIENTRYP PFNEGLDESTROYSYNCKHRPROC) (EGLDisplay dpy, EGLSyncKHR sync);
typedef EGLint (EGLAPIENTRYP PFNEGLCLIENTWAITSYNCKHRPROC) (EGLDisplay dpy, EGLSyncKHR sync, EGLint flags, EGLTimeKHR timeout);
typedef EGLBoolean (EGLAPIENTRYP PFNEGLSIGNALSYNCKHRPROC) (EGLDisplay dpy, EGLSyncKHR sync, EGLenum mode);
typedef EGLBoolean (EGLAPIENTRYP PFNEGLGETSYNCATTRIBKHRPROC) (EGLDisplay dpy, EGLSyncKHR sync, EGLint attribute, EGLint *value);
#endif
#endif
#ifndef EGL_KHR_image_base
#define EGL_KHR_image_base 1
/* Most interfaces defined by EGL_KHR_image_pixmap above */
#define EGL_IMAGE_PRESERVED_KHR 0x30D2 /* eglCreateImageKHR attribute */
#endif
#ifndef EGL_KHR_image_pixmap
#define EGL_KHR_image_pixmap 1
/* Interfaces defined by EGL_KHR_image above */
#endif
#ifndef EGL_IMG_context_priority
#define EGL_IMG_context_priority 1
#define EGL_CONTEXT_PRIORITY_LEVEL_IMG 0x3100
#define EGL_CONTEXT_PRIORITY_HIGH_IMG 0x3101
#define EGL_CONTEXT_PRIORITY_MEDIUM_IMG 0x3102
#define EGL_CONTEXT_PRIORITY_LOW_IMG 0x3103
#endif
#ifndef EGL_KHR_lock_surface2
#define EGL_KHR_lock_surface2 1
#define EGL_BITMAP_PIXEL_SIZE_KHR 0x3110
#endif
#ifndef EGL_NV_coverage_sample
#define EGL_NV_coverage_sample 1
#define EGL_COVERAGE_BUFFERS_NV 0x30E0
#define EGL_COVERAGE_SAMPLES_NV 0x30E1
#endif
#ifndef EGL_NV_depth_nonlinear
#define EGL_NV_depth_nonlinear 1
#define EGL_DEPTH_ENCODING_NV 0x30E2
#define EGL_DEPTH_ENCODING_NONE_NV 0
#define EGL_DEPTH_ENCODING_NONLINEAR_NV 0x30E3
#endif
#if KHRONOS_SUPPORT_INT64 /* EGLTimeNV requires 64-bit uint support */
#ifndef EGL_NV_sync
#define EGL_NV_sync 1
#define EGL_SYNC_PRIOR_COMMANDS_COMPLETE_NV 0x30E6
#define EGL_SYNC_STATUS_NV 0x30E7
#define EGL_SIGNALED_NV 0x30E8
#define EGL_UNSIGNALED_NV 0x30E9
#define EGL_SYNC_FLUSH_COMMANDS_BIT_NV 0x0001
#define EGL_FOREVER_NV 0xFFFFFFFFFFFFFFFFull
#define EGL_ALREADY_SIGNALED_NV 0x30EA
#define EGL_TIMEOUT_EXPIRED_NV 0x30EB
#define EGL_CONDITION_SATISFIED_NV 0x30EC
#define EGL_SYNC_TYPE_NV 0x30ED
#define EGL_SYNC_CONDITION_NV 0x30EE
#define EGL_SYNC_FENCE_NV 0x30EF
#define EGL_NO_SYNC_NV ((EGLSyncNV)0)
typedef void* EGLSyncNV;
typedef khronos_utime_nanoseconds_t EGLTimeNV;
#ifdef EGL_EGLEXT_PROTOTYPES
EGLAPI EGLSyncNV EGLAPIENTRY eglCreateFenceSyncNV (EGLDisplay dpy, EGLenum condition, const EGLint *attrib_list);
EGLAPI EGLBoolean EGLAPIENTRY eglDestroySyncNV (EGLSyncNV sync);
EGLAPI EGLBoolean EGLAPIENTRY eglFenceNV (EGLSyncNV sync);
EGLAPI EGLint EGLAPIENTRY eglClientWaitSyncNV (EGLSyncNV sync, EGLint flags, EGLTimeNV timeout);
EGLAPI EGLBoolean EGLAPIENTRY eglSignalSyncNV (EGLSyncNV sync, EGLenum mode);
EGLAPI EGLBoolean EGLAPIENTRY eglGetSyncAttribNV (EGLSyncNV sync, EGLint attribute, EGLint *value);
#endif /* EGL_EGLEXT_PROTOTYPES */
typedef EGLSyncNV (EGLAPIENTRYP PFNEGLCREATEFENCESYNCNVPROC) (EGLDisplay dpy, EGLenum condition, const EGLint *attrib_list);
typedef EGLBoolean (EGLAPIENTRYP PFNEGLDESTROYSYNCNVPROC) (EGLSyncNV sync);
typedef EGLBoolean (EGLAPIENTRYP PFNEGLFENCENVPROC) (EGLSyncNV sync);
typedef EGLint (EGLAPIENTRYP PFNEGLCLIENTWAITSYNCNVPROC) (EGLSyncNV sync, EGLint flags, EGLTimeNV timeout);
typedef EGLBoolean (EGLAPIENTRYP PFNEGLSIGNALSYNCNVPROC) (EGLSyncNV sync, EGLenum mode);
typedef EGLBoolean (EGLAPIENTRYP PFNEGLGETSYNCATTRIBNVPROC) (EGLSyncNV sync, EGLint attribute, EGLint *value);
#endif
#endif
#if KHRONOS_SUPPORT_INT64 /* Dependent on EGL_KHR_reusable_sync which requires 64-bit uint support */
#ifndef EGL_KHR_fence_sync
#define EGL_KHR_fence_sync 1
/* Reuses most tokens and entry points from EGL_KHR_reusable_sync */
#define EGL_SYNC_PRIOR_COMMANDS_COMPLETE_KHR 0x30F0
#define EGL_SYNC_CONDITION_KHR 0x30F8
#define EGL_SYNC_FENCE_KHR 0x30F9
#endif
#endif
#ifndef EGL_HI_clientpixmap
#define EGL_HI_clientpixmap 1
/* Surface Attribute */
#define EGL_CLIENT_PIXMAP_POINTER_HI 0x8F74
/*
* Structure representing a client pixmap
* (pixmap's data is in client-space memory).
*/
struct EGLClientPixmapHI
{
void* pData;
EGLint iWidth;
EGLint iHeight;
EGLint iStride;
};
#ifdef EGL_EGLEXT_PROTOTYPES
EGLAPI EGLSurface EGLAPIENTRY eglCreatePixmapSurfaceHI(EGLDisplay dpy, EGLConfig config, struct EGLClientPixmapHI* pixmap);
#endif /* EGL_EGLEXT_PROTOTYPES */
typedef EGLSurface (EGLAPIENTRYP PFNEGLCREATEPIXMAPSURFACEHIPROC) (EGLDisplay dpy, EGLConfig config, struct EGLClientPixmapHI* pixmap);
#endif /* EGL_HI_clientpixmap */
#ifndef EGL_HI_colorformats
#define EGL_HI_colorformats 1
/* Config Attribute */
#define EGL_COLOR_FORMAT_HI 0x8F70
/* Color Formats */
#define EGL_COLOR_RGB_HI 0x8F71
#define EGL_COLOR_RGBA_HI 0x8F72
#define EGL_COLOR_ARGB_HI 0x8F73
#endif /* EGL_HI_colorformats */
#ifndef EGL_MESA_drm_image
#define EGL_MESA_drm_image 1
#define EGL_DRM_BUFFER_FORMAT_MESA 0x31D0 /* CreateDRMImageMESA attribute */
#define EGL_DRM_BUFFER_USE_MESA 0x31D1 /* CreateDRMImageMESA attribute */
#define EGL_DRM_BUFFER_FORMAT_ARGB32_MESA 0x31D2 /* EGL_IMAGE_FORMAT_MESA attribute value */
#define EGL_DRM_BUFFER_MESA 0x31D3 /* eglCreateImageKHR target */
#define EGL_DRM_BUFFER_STRIDE_MESA 0x31D4
#define EGL_DRM_BUFFER_USE_SCANOUT_MESA 0x00000001 /* EGL_DRM_BUFFER_USE_MESA bits */
#define EGL_DRM_BUFFER_USE_SHARE_MESA 0x00000002 /* EGL_DRM_BUFFER_USE_MESA bits */
#ifdef EGL_EGLEXT_PROTOTYPES
EGLAPI EGLImageKHR EGLAPIENTRY eglCreateDRMImageMESA (EGLDisplay dpy, const EGLint *attrib_list);
EGLAPI EGLBoolean EGLAPIENTRY eglExportDRMImageMESA (EGLDisplay dpy, EGLImageKHR image, EGLint *name, EGLint *handle, EGLint *stride);
#endif /* EGL_EGLEXT_PROTOTYPES */
typedef EGLImageKHR (EGLAPIENTRYP PFNEGLCREATEDRMIMAGEMESAPROC) (EGLDisplay dpy, const EGLint *attrib_list);
typedef EGLBoolean (EGLAPIENTRYP PFNEGLEXPORTDRMIMAGEMESAPROC) (EGLDisplay dpy, EGLImageKHR image, EGLint *name, EGLint *handle, EGLint *stride);
#endif
#ifndef EGL_NV_post_sub_buffer
#define EGL_NV_post_sub_buffer 1
#define EGL_POST_SUB_BUFFER_SUPPORTED_NV 0x30BE
#ifdef EGL_EGLEXT_PROTOTYPES
EGLAPI EGLBoolean EGLAPIENTRY eglPostSubBufferNV (EGLDisplay dpy, EGLSurface surface, EGLint x, EGLint y, EGLint width, EGLint height);
#endif /* EGL_EGLEXT_PROTOTYPES */
typedef EGLBoolean (EGLAPIENTRYP PFNEGLPOSTSUBBUFFERNVPROC) (EGLDisplay dpy, EGLSurface surface, EGLint x, EGLint y, EGLint width, EGLint height);
#endif
#ifndef EGL_ANGLE_query_surface_pointer
#define EGL_ANGLE_query_surface_pointer 1
#ifdef EGL_EGLEXT_PROTOTYPES
EGLAPI EGLBoolean eglQuerySurfacePointerANGLE(EGLDisplay dpy, EGLSurface surface, EGLint attribute, void **value);
#endif
typedef EGLBoolean (EGLAPIENTRYP PFNEGLQUERYSURFACEPOINTERANGLEPROC) (EGLDisplay dpy, EGLSurface surface, EGLint attribute, void **value);
#endif
#ifndef EGL_ANGLE_surface_d3d_texture_2d_share_handle
#define EGL_ANGLE_surface_d3d_texture_2d_share_handle 1
#define EGL_D3D_TEXTURE_2D_SHARE_HANDLE_ANGLE 0x3200
#endif
#ifndef EGL_NV_coverage_sample_resolve
#define EGL_NV_coverage_sample_resolve 1
#define EGL_COVERAGE_SAMPLE_RESOLVE_NV 0x3131
#define EGL_COVERAGE_SAMPLE_RESOLVE_DEFAULT_NV 0x3132
#define EGL_COVERAGE_SAMPLE_RESOLVE_NONE_NV 0x3133
#endif
#if KHRONOS_SUPPORT_INT64 /* EGLuint64NV requires 64-bit uint support */
#ifndef EGL_NV_system_time
#define EGL_NV_system_time 1
typedef khronos_utime_nanoseconds_t EGLuint64NV;
#ifdef EGL_EGLEXT_PROTOTYPES
EGLAPI EGLuint64NV EGLAPIENTRY eglGetSystemTimeFrequencyNV(void);
EGLAPI EGLuint64NV EGLAPIENTRY eglGetSystemTimeNV(void);
#endif /* EGL_EGLEXT_PROTOTYPES */
typedef EGLuint64NV (EGLAPIENTRYP PFNEGLGETSYSTEMTIMEFREQUENCYNVPROC) (void);
typedef EGLuint64NV (EGLAPIENTRYP PFNEGLGETSYSTEMTIMENVPROC) (void);
#endif
#endif
#if KHRONOS_SUPPORT_INT64 /* EGLuint64KHR requires 64-bit uint support */
#ifndef EGL_KHR_stream
#define EGL_KHR_stream 1
typedef void* EGLStreamKHR;
typedef khronos_uint64_t EGLuint64KHR;
#define EGL_NO_STREAM_KHR ((EGLStreamKHR)0)
#define EGL_CONSUMER_LATENCY_USEC_KHR 0x3210
#define EGL_PRODUCER_FRAME_KHR 0x3212
#define EGL_CONSUMER_FRAME_KHR 0x3213
#define EGL_STREAM_STATE_KHR 0x3214
#define EGL_STREAM_STATE_CREATED_KHR 0x3215
#define EGL_STREAM_STATE_CONNECTING_KHR 0x3216
#define EGL_STREAM_STATE_EMPTY_KHR 0x3217
#define EGL_STREAM_STATE_NEW_FRAME_AVAILABLE_KHR 0x3218
#define EGL_STREAM_STATE_OLD_FRAME_AVAILABLE_KHR 0x3219
#define EGL_STREAM_STATE_DISCONNECTED_KHR 0x321A
#define EGL_BAD_STREAM_KHR 0x321B
#define EGL_BAD_STATE_KHR 0x321C
#ifdef EGL_EGLEXT_PROTOTYPES
EGLAPI EGLStreamKHR EGLAPIENTRY eglCreateStreamKHR(EGLDisplay dpy, const EGLint *attrib_list);
EGLAPI EGLBoolean EGLAPIENTRY eglDestroyStreamKHR(EGLDisplay dpy, EGLStreamKHR stream);
EGLAPI EGLBoolean EGLAPIENTRY eglStreamAttribKHR(EGLDisplay dpy, EGLStreamKHR stream, EGLenum attribute, EGLint value);
EGLAPI EGLBoolean EGLAPIENTRY eglQueryStreamKHR(EGLDisplay dpy, EGLStreamKHR stream, EGLenum attribute, EGLint *value);
EGLAPI EGLBoolean EGLAPIENTRY eglQueryStreamu64KHR(EGLDisplay dpy, EGLStreamKHR stream, EGLenum attribute, EGLuint64KHR *value);
#endif /* EGL_EGLEXT_PROTOTYPES */
typedef EGLStreamKHR (EGLAPIENTRYP PFNEGLCREATESTREAMKHRPROC)(EGLDisplay dpy, const EGLint *attrib_list);
typedef EGLBoolean (EGLAPIENTRYP PFNEGLDESTROYSTREAMKHRPROC)(EGLDisplay dpy, EGLStreamKHR stream);
typedef EGLBoolean (EGLAPIENTRYP PFNEGLSTREAMATTRIBKHRPROC)(EGLDisplay dpy, EGLStreamKHR stream, EGLenum attribute, EGLint value);
typedef EGLBoolean (EGLAPIENTRYP PFNEGLQUERYSTREAMKHRPROC)(EGLDisplay dpy, EGLStreamKHR stream, EGLenum attribute, EGLint *value);
typedef EGLBoolean (EGLAPIENTRYP PFNEGLQUERYSTREAMU64KHRPROC)(EGLDisplay dpy, EGLStreamKHR stream, EGLenum attribute, EGLuint64KHR *value);
#endif
#endif
#ifdef EGL_KHR_stream /* Requires KHR_stream extension */
#ifndef EGL_KHR_stream_consumer_gltexture
#define EGL_KHR_stream_consumer_gltexture 1
#define EGL_CONSUMER_ACQUIRE_TIMEOUT_USEC_KHR 0x321E
#ifdef EGL_EGLEXT_PROTOTYPES
EGLAPI EGLBoolean EGLAPIENTRY eglStreamConsumerGLTextureExternalKHR(EGLDisplay dpy, EGLStreamKHR stream);
EGLAPI EGLBoolean EGLAPIENTRY eglStreamConsumerAcquireKHR(EGLDisplay dpy, EGLStreamKHR stream);
EGLAPI EGLBoolean EGLAPIENTRY eglStreamConsumerReleaseKHR(EGLDisplay dpy, EGLStreamKHR stream);
#endif /* EGL_EGLEXT_PROTOTYPES */
typedef EGLBoolean (EGLAPIENTRYP PFNEGLSTREAMCONSUMERGLTEXTUREEXTERNALKHRPROC)(EGLDisplay dpy, EGLStreamKHR stream);
typedef EGLBoolean (EGLAPIENTRYP PFNEGLSTREAMCONSUMERACQUIREKHRPROC)(EGLDisplay dpy, EGLStreamKHR stream);
typedef EGLBoolean (EGLAPIENTRYP PFNEGLSTREAMCONSUMERRELEASEKHRPROC)(EGLDisplay dpy, EGLStreamKHR stream);
#endif
#endif
#ifdef EGL_KHR_stream /* Requires KHR_stream extension */
#ifndef EGL_KHR_stream_producer_eglsurface
#define EGL_KHR_stream_producer_eglsurface 1
#define EGL_STREAM_BIT_KHR 0x0800
#ifdef EGL_EGLEXT_PROTOTYPES
EGLAPI EGLSurface EGLAPIENTRY eglCreateStreamProducerSurfaceKHR(EGLDisplay dpy, EGLConfig config, EGLStreamKHR stream, const EGLint *attrib_list);
#endif /* EGL_EGLEXT_PROTOTYPES */
typedef EGLSurface (EGLAPIENTRYP PFNEGLCREATESTREAMPRODUCERSURFACEKHRPROC)(EGLDisplay dpy, EGLConfig config, EGLStreamKHR stream, const EGLint *attrib_list);
#endif
#endif
#ifdef EGL_KHR_stream /* Requires KHR_stream extension */
#ifndef EGL_KHR_stream_producer_aldatalocator
#define EGL_KHR_stream_producer_aldatalocator 1
#endif
#endif
#ifdef EGL_KHR_stream /* Requires KHR_stream extension */
#ifndef EGL_KHR_stream_fifo
#define EGL_KHR_stream_fifo 1
/* reuse EGLTimeKHR */
#define EGL_STREAM_FIFO_LENGTH_KHR 0x31FC
#define EGL_STREAM_TIME_NOW_KHR 0x31FD
#define EGL_STREAM_TIME_CONSUMER_KHR 0x31FE
#define EGL_STREAM_TIME_PRODUCER_KHR 0x31FF
#ifdef EGL_EGLEXT_PROTOTYPES
EGLAPI EGLBoolean EGLAPIENTRY eglQueryStreamTimeKHR(EGLDisplay dpy, EGLStreamKHR stream, EGLenum attribute, EGLTimeKHR *value);
#endif /* EGL_EGLEXT_PROTOTYPES */
typedef EGLBoolean (EGLAPIENTRYP PFNEGLQUERYSTREAMTIMEKHRPROC)(EGLDisplay dpy, EGLStreamKHR stream, EGLenum attribute, EGLTimeKHR *value);
#endif
#endif
#ifndef EGL_EXT_create_context_robustness
#define EGL_EXT_create_context_robustness 1
#define EGL_CONTEXT_OPENGL_ROBUST_ACCESS_EXT 0x30BF
#define EGL_CONTEXT_OPENGL_RESET_NOTIFICATION_STRATEGY_EXT 0x3138
#define EGL_NO_RESET_NOTIFICATION_EXT 0x31BE
#define EGL_LOSE_CONTEXT_ON_RESET_EXT 0x31BF
#endif
#ifndef EGL_ANGLE_d3d_share_handle_client_buffer
#define EGL_ANGLE_d3d_share_handle_client_buffer 1
/* reuse EGL_D3D_TEXTURE_2D_SHARE_HANDLE_ANGLE */
#endif
#ifndef EGL_KHR_create_context
#define EGL_KHR_create_context 1
#define EGL_CONTEXT_MAJOR_VERSION_KHR EGL_CONTEXT_CLIENT_VERSION
#define EGL_CONTEXT_MINOR_VERSION_KHR 0x30FB
#define EGL_CONTEXT_FLAGS_KHR 0x30FC
#define EGL_CONTEXT_OPENGL_PROFILE_MASK_KHR 0x30FD
#define EGL_CONTEXT_OPENGL_RESET_NOTIFICATION_STRATEGY_KHR 0x31BD
#define EGL_NO_RESET_NOTIFICATION_KHR 0x31BE
#define EGL_LOSE_CONTEXT_ON_RESET_KHR 0x31BF
#define EGL_CONTEXT_OPENGL_DEBUG_BIT_KHR 0x00000001
#define EGL_CONTEXT_OPENGL_FORWARD_COMPATIBLE_BIT_KHR 0x00000002
#define EGL_CONTEXT_OPENGL_ROBUST_ACCESS_BIT_KHR 0x00000004
#define EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR 0x00000001
#define EGL_CONTEXT_OPENGL_COMPATIBILITY_PROFILE_BIT_KHR 0x00000002
#endif
#ifdef __cplusplus
}
#endif
#endif