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https://github.com/glfw/glfw.git
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Removed hard-coded EGL config limit.
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af925681dd
commit
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@ -33,9 +33,6 @@
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#include <stdio.h>
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#include <stdlib.h>
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// Max number of EGL configuration we handle
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#define _GLFW_EGL_CONFIG_IN 15
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//========================================================================
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// Returns the specified attribute of the specified EGLConfig
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@ -57,16 +54,26 @@ static _GLFWfbconfig* getFBConfigs(_GLFWwindow* window,
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const _GLFWwndconfig* wndconfig,
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unsigned int* found)
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{
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EGLConfig fbconfigs[_GLFW_EGL_CONFIG_IN];
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EGLConfig* fbconfigs;
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_GLFWfbconfig* result;
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int i, count = 0;
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*found = 0;
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eglGetConfigs(_glfwLibrary.EGL.display, fbconfigs,
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_GLFW_EGL_CONFIG_IN, &count);
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eglGetConfigs(_glfwLibrary.EGL.display, NULL, 0, &count);
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fbconfigs = (EGLConfig*) malloc(sizeof(EGLConfig) * count);
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if (!fbconfigs)
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{
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_glfwSetError(GLFW_OUT_OF_MEMORY, NULL);
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return NULL;
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}
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eglGetConfigs(_glfwLibrary.EGL.display, fbconfigs, count, &count);
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if (!count)
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{
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free(fbconfigs);
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_glfwSetError(GLFW_OPENGL_UNAVAILABLE,
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"X11/EGL: No EGLConfigs returned");
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return NULL;
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@ -75,8 +82,9 @@ static _GLFWfbconfig* getFBConfigs(_GLFWwindow* window,
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result = (_GLFWfbconfig*) malloc(sizeof(_GLFWfbconfig) * count);
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if (!result)
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{
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_glfwSetError(GLFW_OUT_OF_MEMORY,
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"X11/EGL: Failed to allocate _GLFWfbconfig array");
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free(fbconfigs);
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_glfwSetError(GLFW_OUT_OF_MEMORY, NULL);
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return NULL;
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}
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@ -130,6 +138,7 @@ static _GLFWfbconfig* getFBConfigs(_GLFWwindow* window,
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(*found)++;
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}
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free(fbconfigs);
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return result;
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}
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@ -140,18 +149,13 @@ static _GLFWfbconfig* getFBConfigs(_GLFWwindow* window,
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static void refreshContextParams(_GLFWwindow* window, EGLint fbconfigID)
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{
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EGLint dummy;
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EGLConfig fbconfig[_GLFW_EGL_CONFIG_IN];
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EGLint count;
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EGLConfig fbconfig;
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int attribs[] = { EGL_CONFIG_ID, fbconfigID, None };
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eglChooseConfig(_glfwLibrary.EGL.display,
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attribs,
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fbconfig,
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_GLFW_EGL_CONFIG_IN,
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&dummy);
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if (!dummy)
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eglChooseConfig(_glfwLibrary.EGL.display, attribs, &fbconfig, 1, &count);
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if (!count)
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{
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// This should never ever happen
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// TODO: Flag this as an error and propagate up
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@ -165,15 +169,15 @@ static void refreshContextParams(_GLFWwindow* window, EGLint fbconfigID)
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// true sounds better than false, so we hardcode true here
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window->accelerated = GL_TRUE;
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window->redBits = getFBConfigAttrib(*fbconfig, EGL_RED_SIZE);
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window->greenBits = getFBConfigAttrib(*fbconfig, EGL_GREEN_SIZE);
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window->blueBits = getFBConfigAttrib(*fbconfig, EGL_BLUE_SIZE);
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window->redBits = getFBConfigAttrib(fbconfig, EGL_RED_SIZE);
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window->greenBits = getFBConfigAttrib(fbconfig, EGL_GREEN_SIZE);
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window->blueBits = getFBConfigAttrib(fbconfig, EGL_BLUE_SIZE);
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window->alphaBits = getFBConfigAttrib(*fbconfig, EGL_ALPHA_SIZE);
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window->depthBits = getFBConfigAttrib(*fbconfig, EGL_DEPTH_SIZE);
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window->stencilBits = getFBConfigAttrib(*fbconfig, EGL_STENCIL_SIZE);
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window->alphaBits = getFBConfigAttrib(fbconfig, EGL_ALPHA_SIZE);
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window->depthBits = getFBConfigAttrib(fbconfig, EGL_DEPTH_SIZE);
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window->stencilBits = getFBConfigAttrib(fbconfig, EGL_STENCIL_SIZE);
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window->samples = getFBConfigAttrib(*fbconfig, EGL_SAMPLES);
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window->samples = getFBConfigAttrib(fbconfig, EGL_SAMPLES);
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}
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@ -190,9 +194,9 @@ static int createContext(_GLFWwindow* window,
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EGLint fbconfigID)
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{
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int attribs[40], visMask;
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EGLint dummy, index, visualID = 0;
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EGLint count, index, visualID = 0;
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EGLint red_size, green_size, blue_size, alpha_size;
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EGLConfig fbconfig[_GLFW_EGL_CONFIG_IN];
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EGLConfig fbconfig;
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EGLContext share = NULL;
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XVisualInfo visTemplate;
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@ -206,13 +210,8 @@ static int createContext(_GLFWwindow* window,
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setEGLattrib(attribs, index, EGL_CONFIG_ID, fbconfigID);
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setEGLattrib(attribs, index, EGL_NONE, EGL_NONE);
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eglChooseConfig(_glfwLibrary.EGL.display,
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attribs,
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fbconfig,
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_GLFW_EGL_CONFIG_IN,
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&dummy);
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if (!dummy)
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eglChooseConfig(_glfwLibrary.EGL.display, attribs, &fbconfig, 1, &count);
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if (!count)
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{
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_glfwSetError(GLFW_PLATFORM_ERROR,
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"X11/EGL: Failed to retrieve the selected EGLConfig");
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@ -223,7 +222,7 @@ static int createContext(_GLFWwindow* window,
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// Retrieve the corresponding visual
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// NOTE: This is the only non-portable code in this file.
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// Maybe it would not hurt too much to add #ifdefs for different platforms?
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eglGetConfigAttrib(_glfwLibrary.EGL.display, *fbconfig, EGL_NATIVE_VISUAL_ID, &visualID);
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eglGetConfigAttrib(_glfwLibrary.EGL.display, fbconfig, EGL_NATIVE_VISUAL_ID, &visualID);
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// Init visual template
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visTemplate.screen = _glfwLibrary.X11.screen;
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@ -240,13 +239,13 @@ static int createContext(_GLFWwindow* window,
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// some EGL drivers don't implement the EGL_NATIVE_VISUAL_ID
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// attribute, so attempt to find the closest match.
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eglGetConfigAttrib(_glfwLibrary.EGL.display, *fbconfig,
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eglGetConfigAttrib(_glfwLibrary.EGL.display, fbconfig,
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EGL_RED_SIZE, &red_size);
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eglGetConfigAttrib(_glfwLibrary.EGL.display, *fbconfig,
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eglGetConfigAttrib(_glfwLibrary.EGL.display, fbconfig,
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EGL_GREEN_SIZE, &green_size);
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eglGetConfigAttrib(_glfwLibrary.EGL.display, *fbconfig,
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eglGetConfigAttrib(_glfwLibrary.EGL.display, fbconfig,
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EGL_BLUE_SIZE, &blue_size);
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eglGetConfigAttrib(_glfwLibrary.EGL.display, *fbconfig,
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eglGetConfigAttrib(_glfwLibrary.EGL.display, fbconfig,
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EGL_ALPHA_SIZE, &alpha_size);
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visTemplate.depth = red_size + green_size + blue_size + alpha_size;
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@ -254,7 +253,7 @@ static int createContext(_GLFWwindow* window,
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}
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window->EGL.visual = XGetVisualInfo(_glfwLibrary.X11.display,
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visMask, &visTemplate, &dummy);
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visMask, &visTemplate, &count);
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if (window->EGL.visual == NULL)
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{
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@ -278,7 +277,7 @@ static int createContext(_GLFWwindow* window,
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eglBindAPI(EGL_OPENGL_ES_API);
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window->EGL.context = eglCreateContext(_glfwLibrary.EGL.display,
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*fbconfig, share, attribs);
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fbconfig, share, attribs);
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if (window->EGL.context == EGL_NO_CONTEXT)
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{
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@ -289,7 +288,7 @@ static int createContext(_GLFWwindow* window,
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return GL_FALSE;
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}
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window->EGL.config = *fbconfig;
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window->EGL.config = fbconfig;
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refreshContextParams(window, fbconfigID);
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