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Add check for EGL specific buffer swap issue

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Fixes #675.
This commit is contained in:
Camilla Berglund 2016-01-31 19:17:18 +01:00
parent 12d49eaf6c
commit 276b1bc07a
3 changed files with 12 additions and 0 deletions
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2
README.md
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@ -96,6 +96,8 @@ used by the tests and examples and are not required to build the library.
- [GLX] Bugfix: NetBSD does not provide `libGL.so.1` - [GLX] Bugfix: NetBSD does not provide `libGL.so.1`
- [EGL] Added `_GLFW_USE_EGLPLATFORM_H` configuration macro for controlling - [EGL] Added `_GLFW_USE_EGLPLATFORM_H` configuration macro for controlling
whether to use an existing `EGL/eglplatform.h` header whether to use an existing `EGL/eglplatform.h` header
- [EGL] Added and documented test for if the context is current on the calling
thread during buffer swap
- [EGL] Removed dependency on external EGL headers - [EGL] Removed dependency on external EGL headers

3
include/GLFW/glfw3.h
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@ -3429,6 +3429,9 @@ GLFWAPI GLFWwindow* glfwGetCurrentContext(void);
* *
* @param[in] window The window whose buffers to swap. * @param[in] window The window whose buffers to swap.
* *
* @remarks __EGL:__ The context of the specified window must be current on the
* calling thread.
*
* @par Thread Safety * @par Thread Safety
* This function may be called from any thread. * This function may be called from any thread.
* *

7
src/egl_context.c
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@ -584,6 +584,13 @@ void _glfwPlatformMakeContextCurrent(_GLFWwindow* window)
void _glfwPlatformSwapBuffers(_GLFWwindow* window) void _glfwPlatformSwapBuffers(_GLFWwindow* window)
{ {
if (window != _glfwPlatformGetCurrentContext())
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"EGL: The context must be current on the calling thread when swapping buffers");
return;
}
eglSwapBuffers(_glfw.egl.display, window->context.egl.surface); eglSwapBuffers(_glfw.egl.display, window->context.egl.surface);
} }