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egl: explicitly call eglBindAPI during SDL_GL_MakeCurrent. 

The EGL API binding must be specified per-thread, per the docs.

Fixes #1820.
main
Ryan C. Gordon 2021-09-23 00:00:46 -04:00
parent 3147716022
commit 0ad4956c06
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GPG Key ID: FA148B892AB48044
2 changed files with 10 additions and 5 deletions
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10
src/video/SDL_egl.c
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@ -1027,10 +1027,11 @@ SDL_EGL_CreateContext(_THIS, EGLSurface egl_surface)
/* Bind the API */
if (profile_es) {
_this->egl_data->eglBindAPI(EGL_OPENGL_ES_API);
_this->egl_data->apitype = EGL_OPENGL_ES_API;
} else {
_this->egl_data->eglBindAPI(EGL_OPENGL_API);
_this->egl_data->apitype = EGL_OPENGL_API;
}
_this->egl_data->eglBindAPI(_this->egl_data->apitype);
egl_context = _this->egl_data->eglCreateContext(_this->egl_data->egl_display,
_this->egl_data->egl_config,
@ -1108,6 +1109,11 @@ SDL_EGL_MakeCurrent(_THIS, EGLSurface egl_surface, SDL_GLContext context)
}
}
/* Make sure current thread has a valid API bound to it. */
if (_this->egl_data->eglBindAPI) {
_this->egl_data->eglBindAPI(_this->egl_data->apitype);
}
/* The android emulator crashes badly if you try to eglMakeCurrent
* with a valid context and invalid surface, so we have to check for both here.
*/

5
src/video/SDL_egl_c.h
View File

@ -115,9 +115,8 @@ typedef struct SDL_EGL_VideoData
/* Atomic functions end */
/* whether EGL display was offscreen */
SDL_bool is_offscreen;
SDL_bool is_offscreen; /* whether EGL display was offscreen */
EGLenum apitype; /* EGL_OPENGL_ES_API, EGL_OPENGL_API, etc */
} SDL_EGL_VideoData;
/* OpenGLES functions */