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EGL: Add support for EGL_KHR_context_flush_control
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@ -188,6 +188,7 @@ information on what to include when reporting a bug.
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- [Cocoa] Bugfix: Iconified full screen windows could not be restored (#848)
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- [X11] Moved to XI2 `XI_RawMotion` for disable cursor mode motion input (#125)
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- [EGL] Added support for `EGL_KHR_get_all_proc_addresses` (#871)
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- [EGL] Added support for `EGL_KHR_context_flush_control`
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- [EGL] Bugfix: The test for `EGL_RGB_BUFFER` was invalid
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@ -403,6 +403,8 @@ GLFWbool _glfwInitEGL(void)
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extensionSupportedEGL("EGL_KHR_gl_colorspace");
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_glfw.egl.KHR_get_all_proc_addresses =
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extensionSupportedEGL("EGL_KHR_get_all_proc_addresses");
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_glfw.egl.KHR_context_flush_control =
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extensionSupportedEGL("EGL_KHR_context_flush_control");
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return GLFW_TRUE;
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}
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@ -440,6 +442,7 @@ GLFWbool _glfwCreateContextEGL(_GLFWwindow* window,
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EGLint attribs[40];
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EGLConfig config;
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EGLContext share = NULL;
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int index = 0;
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if (!_glfw.egl.display)
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{
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@ -480,7 +483,7 @@ GLFWbool _glfwCreateContextEGL(_GLFWwindow* window,
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if (_glfw.egl.KHR_create_context)
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{
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int index = 0, mask = 0, flags = 0;
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int mask = 0, flags = 0;
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if (ctxconfig->client == GLFW_OPENGL_API)
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{
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@ -529,21 +532,28 @@ GLFWbool _glfwCreateContextEGL(_GLFWwindow* window,
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if (flags)
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setEGLattrib(EGL_CONTEXT_FLAGS_KHR, flags);
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setEGLattrib(EGL_NONE, EGL_NONE);
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}
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else
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{
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int index = 0;
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if (ctxconfig->client == GLFW_OPENGL_ES_API)
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setEGLattrib(EGL_CONTEXT_CLIENT_VERSION, ctxconfig->major);
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setEGLattrib(EGL_NONE, EGL_NONE);
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}
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// Context release behaviors (GL_KHR_context_flush_control) are not yet
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// supported on EGL but are not a hard constraint, so ignore and continue
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if (_glfw.egl.KHR_context_flush_control)
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{
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if (ctxconfig->release == GLFW_RELEASE_BEHAVIOR_NONE)
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{
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setEGLattrib(EGL_CONTEXT_RELEASE_BEHAVIOR_KHR,
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EGL_CONTEXT_RELEASE_BEHAVIOR_NONE_KHR);
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}
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else if (ctxconfig->release == GLFW_RELEASE_BEHAVIOR_FLUSH)
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{
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setEGLattrib(EGL_CONTEXT_RELEASE_BEHAVIOR_KHR,
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EGL_CONTEXT_RELEASE_BEHAVIOR_FLUSH_KHR);
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}
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}
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setEGLattrib(EGL_NONE, EGL_NONE);
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window->context.egl.handle = eglCreateContext(_glfw.egl.display,
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config, share, attribs);
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@ -110,6 +110,9 @@ typedef MirEGLNativeWindowType EGLNativeWindowType;
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#define EGL_CONTEXT_OPENGL_NO_ERROR_KHR 0x31b3
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#define EGL_GL_COLORSPACE_KHR 0x309d
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#define EGL_GL_COLORSPACE_SRGB_KHR 0x3089
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#define EGL_CONTEXT_RELEASE_BEHAVIOR_KHR 0x2097
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#define EGL_CONTEXT_RELEASE_BEHAVIOR_NONE_KHR 0
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#define EGL_CONTEXT_RELEASE_BEHAVIOR_FLUSH_KHR 0x2098
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typedef int EGLint;
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typedef unsigned int EGLBoolean;
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@ -181,6 +184,7 @@ typedef struct _GLFWlibraryEGL
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GLFWbool KHR_create_context_no_error;
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GLFWbool KHR_gl_colorspace;
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GLFWbool KHR_get_all_proc_addresses;
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GLFWbool KHR_context_flush_control;
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void* handle;
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