mirror of
https://github.com/gwm17/glfw.git
synced 2024-10-08 07:07:25 -04:00
Fixed EGLConfig nomenclature, simplified refresh.
This commit is contained in:
Camilla Berglund
parent
0f4cdd5194
commit
ea1506ba67
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@ -38,10 +38,10 @@
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// Returns the specified attribute of the specified EGLConfig
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//========================================================================
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static int getFBConfigAttrib(EGLConfig fbconfig, int attrib)
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static int getConfigAttrib(EGLConfig config, int attrib)
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{
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int value;
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eglGetConfigAttrib(_glfwLibrary.EGL.display, fbconfig, attrib, &value);
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eglGetConfigAttrib(_glfwLibrary.EGL.display, config, attrib, &value);
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return value;
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}
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@ -54,7 +54,7 @@ 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;
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EGLConfig* configs;
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_GLFWfbconfig* result;
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int i, count = 0;
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@ -62,17 +62,17 @@ static _GLFWfbconfig* getFBConfigs(_GLFWwindow* window,
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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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configs = (EGLConfig*) malloc(sizeof(EGLConfig) * count);
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if (!configs)
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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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eglGetConfigs(_glfwLibrary.EGL.display, configs, count, &count);
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if (!count)
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{
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free(fbconfigs);
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free(configs);
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_glfwSetError(GLFW_OPENGL_UNAVAILABLE,
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"X11/EGL: No EGLConfigs returned");
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@ -82,7 +82,7 @@ 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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free(fbconfigs);
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free(configs);
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_glfwSetError(GLFW_OUT_OF_MEMORY, NULL);
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return NULL;
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@ -92,55 +92,54 @@ static _GLFWfbconfig* getFBConfigs(_GLFWwindow* window,
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{
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_GLFWfbconfig* f = result + *found;
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if (!getFBConfigAttrib(fbconfigs[i], EGL_NATIVE_VISUAL_ID))
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if (!getConfigAttrib(configs[i], EGL_NATIVE_VISUAL_ID))
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{
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// Only consider EGLConfigs with associated visuals
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continue;
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}
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if (!(getFBConfigAttrib(fbconfigs[i],
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EGL_COLOR_BUFFER_TYPE) & EGL_RGB_BUFFER))
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if (!(getConfigAttrib(configs[i], EGL_COLOR_BUFFER_TYPE) & EGL_RGB_BUFFER))
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{
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// Only consider RGB(A) EGLConfigs
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continue;
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}
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if (!(getFBConfigAttrib(fbconfigs[i], EGL_SURFACE_TYPE) & EGL_WINDOW_BIT))
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if (!(getConfigAttrib(configs[i], EGL_SURFACE_TYPE) & EGL_WINDOW_BIT))
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{
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// Only consider window EGLConfigs
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continue;
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}
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if (!(getFBConfigAttrib(fbconfigs[i], EGL_RENDERABLE_TYPE) & EGL_OPENGL_ES_BIT) &&
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!(getFBConfigAttrib(fbconfigs[i], EGL_RENDERABLE_TYPE) & EGL_OPENGL_ES2_BIT))
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if (!(getConfigAttrib(configs[i], EGL_RENDERABLE_TYPE) & EGL_OPENGL_ES_BIT) &&
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!(getConfigAttrib(configs[i], EGL_RENDERABLE_TYPE) & EGL_OPENGL_ES2_BIT))
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{
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// Only consider OpenGL ES context
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continue;
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}
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if (wndconfig->glProfile == GLFW_OPENGL_ES2_PROFILE &&
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!(getFBConfigAttrib(fbconfigs[i], EGL_RENDERABLE_TYPE) & EGL_OPENGL_ES2_BIT))
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!(getConfigAttrib(configs[i], EGL_RENDERABLE_TYPE) & EGL_OPENGL_ES2_BIT))
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{
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// User requested only OpenGL ES 2.0 context
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continue;
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}
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f->redBits = getFBConfigAttrib(fbconfigs[i], EGL_RED_SIZE);
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f->greenBits = getFBConfigAttrib(fbconfigs[i], EGL_GREEN_SIZE);
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f->blueBits = getFBConfigAttrib(fbconfigs[i], EGL_BLUE_SIZE);
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f->redBits = getConfigAttrib(configs[i], EGL_RED_SIZE);
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f->greenBits = getConfigAttrib(configs[i], EGL_GREEN_SIZE);
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f->blueBits = getConfigAttrib(configs[i], EGL_BLUE_SIZE);
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f->alphaBits = getFBConfigAttrib(fbconfigs[i], EGL_ALPHA_SIZE);
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f->depthBits = getFBConfigAttrib(fbconfigs[i], EGL_DEPTH_SIZE);
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f->stencilBits = getFBConfigAttrib(fbconfigs[i], EGL_STENCIL_SIZE);
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f->alphaBits = getConfigAttrib(configs[i], EGL_ALPHA_SIZE);
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f->depthBits = getConfigAttrib(configs[i], EGL_DEPTH_SIZE);
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f->stencilBits = getConfigAttrib(configs[i], EGL_STENCIL_SIZE);
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f->samples = getFBConfigAttrib(fbconfigs[i], EGL_SAMPLES);
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f->samples = getConfigAttrib(configs[i], EGL_SAMPLES);
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f->platformID = (GLFWintptr) getFBConfigAttrib(fbconfigs[i], EGL_CONFIG_ID);
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f->platformID = (GLFWintptr) getConfigAttrib(configs[i], EGL_CONFIG_ID);
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(*found)++;
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}
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free(fbconfigs);
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free(configs);
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return result;
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}
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@ -149,37 +148,21 @@ static _GLFWfbconfig* getFBConfigs(_GLFWwindow* window,
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// Read back framebuffer parameters from the context
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//========================================================================
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static void refreshContextParams(_GLFWwindow* window, EGLint fbconfigID)
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static void refreshContextParams(_GLFWwindow* window)
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{
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EGLint count;
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EGLConfig fbconfig;
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int attribs[] = { EGL_CONFIG_ID, fbconfigID, EGL_NONE, EGL_NONE };
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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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_glfwSetError(GLFW_PLATFORM_ERROR, "X11/EGL: Cannot find known "
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"EGLConfig by ID. This cannot "
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"happen. Have a nice day.\n");
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abort();
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}
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// There is no clear definition of an "accelerated" context on X11/EGL, and
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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 = getConfigAttrib(window->EGL.config, EGL_RED_SIZE);
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window->greenBits = getConfigAttrib(window->EGL.config, EGL_GREEN_SIZE);
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window->blueBits = getConfigAttrib(window->EGL.config, 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 = getConfigAttrib(window->EGL.config, EGL_ALPHA_SIZE);
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window->depthBits = getConfigAttrib(window->EGL.config, EGL_DEPTH_SIZE);
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window->stencilBits = getConfigAttrib(window->EGL.config, EGL_STENCIL_SIZE);
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window->samples = getFBConfigAttrib(fbconfig, EGL_SAMPLES);
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window->samples = getConfigAttrib(window->EGL.config, EGL_SAMPLES);
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}
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@ -198,7 +181,7 @@ static int createContext(_GLFWwindow* window,
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int attribs[40], visMask;
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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;
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EGLConfig config;
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EGLContext share = NULL;
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XVisualInfo visTemplate;
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@ -212,7 +195,7 @@ 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, attribs, &fbconfig, 1, &count);
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eglChooseConfig(_glfwLibrary.EGL.display, attribs, &config, 1, &count);
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if (!count)
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{
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_glfwSetError(GLFW_PLATFORM_ERROR,
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@ -224,7 +207,7 @@ 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, config, 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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@ -241,13 +224,13 @@ 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, config,
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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, config,
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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, config,
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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, config,
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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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@ -279,7 +262,7 @@ 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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config, share, attribs);
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if (window->EGL.context == EGL_NO_CONTEXT)
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{
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@ -290,9 +273,8 @@ 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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refreshContextParams(window, fbconfigID);
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window->EGL.config = config;
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refreshContextParams(window);
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return GL_TRUE;
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}
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