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Further isolated X11-specific parts of EGL code.

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This commit is contained in:
Camilla Berglund 2012-09-09 19:17:46 +02:00
parent 0ca1e67d7a
commit 74488bec67
5 changed files with 53 additions and 63 deletions
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42
src/x11_egl_opengl.c
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@ -163,12 +163,10 @@ static int createContext(_GLFWwindow* window,
const _GLFWwndconfig* wndconfig,
EGLint fbconfigID)
{
int attribs[40], visMask;
EGLint count, index, visualID = 0;
EGLint redBits, greenBits, blueBits, alphaBits;
int attribs[40];
EGLint count, index;
EGLConfig config;
EGLContext share = NULL;
XVisualInfo visTemplate;
if (wndconfig->share)
share = wndconfig->share->EGL.context;
@ -192,17 +190,23 @@ static int createContext(_GLFWwindow* window,
// 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?
eglGetConfigAttrib(_glfwLibrary.EGL.display, config, EGL_NATIVE_VISUAL_ID, &visualID);
#if defined(_GLFW_X11_EGL)
{
int mask;
EGLint redBits, greenBits, blueBits, alphaBits, visualID = 0;
XVisualInfo info;
// Init visual template
visTemplate.screen = _glfwLibrary.X11.screen;
visMask = VisualScreenMask;
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
visTemplate.visualid = visualID;
visMask |= VisualIDMask;
info.visualid = visualID;
mask |= VisualIDMask;
}
else
{
@ -218,12 +222,12 @@ static int createContext(_GLFWwindow* window,
eglGetConfigAttrib(_glfwLibrary.EGL.display, config,
EGL_ALPHA_SIZE, &alphaBits);
visTemplate.depth = redBits + greenBits + blueBits + alphaBits;
visMask |= VisualDepthMask;
info.depth = redBits + greenBits + blueBits + alphaBits;
mask |= VisualDepthMask;
}
window->EGL.visual = XGetVisualInfo(_glfwLibrary.X11.display,
visMask, &visTemplate, &count);
mask, &info, &count);
if (window->EGL.visual == NULL)
{
@ -231,6 +235,8 @@ static int createContext(_GLFWwindow* window,
"EGL: Failed to retrieve visual for EGLConfig");
return GL_FALSE;
}
}
#endif
if (wndconfig->clientAPI == GLFW_OPENGL_ES_API)
{
@ -471,16 +477,6 @@ void _glfwDestroyContext(_GLFWwindow* window)
}
//========================================================================
// Return the X visual associated with the specified context
//========================================================================
XVisualInfo* _glfwGetContextVisual(_GLFWwindow* window)
{
return window->EGL.visual;
}
//========================================================================
// Make the OpenGL context associated with the specified window current
//========================================================================

3
src/x11_egl_platform.h
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@ -70,7 +70,10 @@ typedef struct _GLFWcontextEGL
EGLConfig config;
EGLContext context;
EGLSurface surface;
#if defined(_GLFW_X11_EGL)
XVisualInfo* visual;
#endif
} _GLFWcontextEGL;

10
src/x11_glx_opengl.c
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@ -611,16 +611,6 @@ void _glfwDestroyContext(_GLFWwindow* window)
}
//========================================================================
// Return the X visual associated with the specified context
//========================================================================
XVisualInfo* _glfwGetContextVisual(_GLFWwindow* window)
{
return window->GLX.visual;
}
//========================================================================
// Make the OpenGL context associated with the specified window current
//========================================================================

3
src/x11_platform.h
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@ -54,8 +54,10 @@
#endif
#if defined(_GLFW_X11_GLX)
#define _GLFW_X11_CONTEXT_VISUAL window->GLX.visual
#include "x11_glx_platform.h"
#elif defined(_GLFW_X11_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 "x11_egl_platform.h"
@ -225,7 +227,6 @@ 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);

2
src/x11_window.c
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@ -83,7 +83,7 @@ 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