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@ -36,6 +36,7 @@ |
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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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//========================================================================
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@ -52,7 +53,9 @@ static int getFBConfigAttrib(EGLConfig fbconfig, int attrib) |
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// Return a list of available and usable framebuffer configs
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//========================================================================
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static _GLFWfbconfig* getFBConfigs(_GLFWwindow* window, const _GLFWwndconfig* wndconfig, unsigned int* found) |
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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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_GLFWfbconfig* result; |
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@ -60,7 +63,6 @@ static _GLFWfbconfig* getFBConfigs(_GLFWwindow* window, const _GLFWwndconfig* wn |
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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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if (!count) |
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@ -131,6 +133,7 @@ static _GLFWfbconfig* getFBConfigs(_GLFWwindow* window, const _GLFWwndconfig* wn |
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return result; |
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} |
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//========================================================================
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// Read back framebuffer parameters from the context
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//========================================================================
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@ -147,6 +150,7 @@ static void refreshContextParams(_GLFWwindow* window, EGLint fbconfigID) |
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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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{ |
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// This should never ever happen
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@ -169,7 +173,6 @@ static void refreshContextParams(_GLFWwindow* window, EGLint fbconfigID) |
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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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// Get FSAA buffer sample count
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window->samples = getFBConfigAttrib(*fbconfig, EGL_SAMPLES); |
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} |
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@ -239,20 +242,22 @@ static int createContext(_GLFWwindow* window, |
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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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visMask |= VisualDepthMask; |
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} |
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// Get X Visual
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window->EGL.visual = XGetVisualInfo(_glfwLibrary.X11.display, visMask, &visTemplate, &dummy); |
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if (window->EGL.visual == NULL) { |
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window->EGL.visual = XGetVisualInfo(_glfwLibrary.X11.display, |
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visMask, &visTemplate, &dummy); |
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if (window->EGL.visual == NULL) |
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{ |
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_glfwSetError(GLFW_PLATFORM_ERROR, |
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"X11/GLX: Failed to retrieve visual for EGLConfig"); |
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return GL_FALSE; |
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@ -272,7 +277,9 @@ 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, *fbconfig, share, attribs); |
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window->EGL.context = eglCreateContext(_glfwLibrary.EGL.display, |
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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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// TODO: Handle all the various error codes here
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@ -282,7 +289,6 @@ static int createContext(_GLFWwindow* window, |
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return GL_FALSE; |
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} |
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// store configuraion
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window->EGL.config = *fbconfig; |
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refreshContextParams(window, fbconfigID); |
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@ -328,7 +334,7 @@ int _glfwInitOpenGL(void) |
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} |
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#endif |
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_glfwLibrary.EGL.display = eglGetDisplay((EGLNativeDisplayType)_glfwLibrary.X11.display); |
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_glfwLibrary.EGL.display = eglGetDisplay((EGLNativeDisplayType) _glfwLibrary.X11.display); |
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if (_glfwLibrary.EGL.display == EGL_NO_DISPLAY) |
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{ |
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_glfwSetError(GLFW_OPENGL_UNAVAILABLE, |
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@ -423,19 +429,18 @@ void _glfwDestroyContext(_GLFWwindow* window) |
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if (window->EGL.surface) |
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{ |
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// Release and destroy the surface
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eglDestroySurface(_glfwLibrary.EGL.display, window->EGL.surface); |
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window->EGL.surface = EGL_NO_SURFACE; |
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} |
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if (window->EGL.context) |
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{ |
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// Release and destroy the context
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eglDestroyContext(_glfwLibrary.EGL.display, window->EGL.context); |
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window->EGL.context = EGL_NO_CONTEXT; |
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} |
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} |
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//========================================================================
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// Return the X visual associated with the specified context
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//========================================================================
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@ -445,6 +450,7 @@ XVisualInfo* _glfwGetContextVisual(_GLFWwindow* window) |
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return window->EGL.visual; |
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} |
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//========================================================================
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// Make the OpenGL context associated with the specified window current
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//========================================================================
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@ -456,20 +462,26 @@ void _glfwPlatformMakeContextCurrent(_GLFWwindow* window) |
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if (window->EGL.surface == EGL_NO_SURFACE) |
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{ |
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window->EGL.surface = eglCreateWindowSurface(_glfwLibrary.EGL.display, |
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window->EGL.config, (EGLNativeWindowType)window->X11.handle, NULL); |
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window->EGL.config, |
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(EGLNativeWindowType) window->X11.handle, |
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NULL); |
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if (window->EGL.surface == EGL_NO_SURFACE) |
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{ |
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_glfwSetError(GLFW_PLATFORM_ERROR, |
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"X11/EGL: Failed to create window surface"); |
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} |
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} |
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eglMakeCurrent(_glfwLibrary.EGL.display, |
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window->EGL.surface, |
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window->EGL.surface, |
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window->EGL.context); |
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} |
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else |
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eglMakeCurrent(_glfwLibrary.EGL.display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT); |
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{ |
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eglMakeCurrent(_glfwLibrary.EGL.display, |
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EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT); |
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} |
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} |
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@ -507,7 +519,7 @@ int _glfwPlatformExtensionSupported(const char* extension) |
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EGL_EXTENSIONS); |
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if (extensions != NULL) |
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{ |
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if (_glfwStringInExtensionString(extension, (unsigned char*)extensions)) |
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if (_glfwStringInExtensionString(extension, (unsigned char*) extensions)) |
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return GL_TRUE; |
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} |
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