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GLES3: Explicitly don't handle gl_drawbuffer

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GLES can't render to the front-buffer
This commit is contained in:
Daniel Gibson 2020-04-08 04:06:47 +02:00
parent e124ddb4d0
commit 0881a63b1e
2 changed files with 9 additions and 4 deletions
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11
src/client/refresh/gl3/gl3_main.c
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@ -1370,8 +1370,6 @@ SetupGL(void)
} }
#endif // 0 #endif // 0
// set up the FBO accordingly, but only if actually rendering the world // set up the FBO accordingly, but only if actually rendering the world
// (=> don't use FBO when rendering the playermodel in the player menu) // (=> don't use FBO when rendering the playermodel in the player menu)
// also, only do this when under water, because this has a noticeable overhead on some systems // also, only do this when under water, because this has a noticeable overhead on some systems
@ -1880,6 +1878,12 @@ GL3_BeginFrame(float camera_separation)
{ {
gl_drawbuffer->modified = false; gl_drawbuffer->modified = false;
#ifdef YQ2_GL3_GLES
// OpenGL ES3 only supports GL_NONE, GL_BACK and GL_COLOR_ATTACHMENT*
// so this doesn't make sense here, see https://docs.gl/es3/glDrawBuffers
R_Printf(PRINT_ALL, "NOTE: gl_drawbuffer not supported by OpenGL ES!\n");
#else // Desktop GL
// TODO: stereo stuff // TODO: stereo stuff
//if ((gl3state.camera_separation == 0) || gl3state.stereo_mode != STEREO_MODE_OPENGL) //if ((gl3state.camera_separation == 0) || gl3state.stereo_mode != STEREO_MODE_OPENGL)
{ {
@ -1888,8 +1892,9 @@ GL3_BeginFrame(float camera_separation)
{ {
drawBuffer = GL_FRONT; drawBuffer = GL_FRONT;
} }
glDrawBuffers(1, &drawBuffer); glDrawBuffer(drawBuffer);
} }
#endif
} }
/* texturemode stuff */ /* texturemode stuff */

2
src/client/vid/glimp_sdl.c
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@ -595,7 +595,7 @@ GLimp_InitGraphics(int fullscreen, int *pwidth, int *pheight)
/* Now that we've got a working window print it's mode. */ /* Now that we've got a working window print it's mode. */
int curdisplay = SDL_GetWindowDisplayIndex(window); int curdisplay = SDL_GetWindowDisplayIndex(window);
if (curdisplay < 0) { if (curdisplay < 0) {
curdisplay = 0; curdisplay = 0;
} }