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Comment glBlitFramebuffer()

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raysan5 2016-06-26 18:43:10 +02:00
parent 9127b5a57d
commit 4b444e7cc3
1 changed files with 9 additions and 0 deletions
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9
src/rlgl.c
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@ -135,6 +135,12 @@
#define GL_UNSIGNED_SHORT_4_4_4_4 0x8033
#endif
#if defined(GRAPHICS_API_OPENGL_ES2)
#define glClearDepth glClearDepthf
#define GL_READ_FRAMEBUFFER GL_FRAMEBUFFER
#define GL_DRAW_FRAMEBUFFER GL_FRAMEBUFFER
#endif
// Default vertex attribute names on shader to set location points
#define DEFAULT_ATTRIB_POSITION_NAME "vertexPosition" // shader-location = 0
#define DEFAULT_ATTRIB_TEXCOORD_NAME "vertexTexCoord" // shader-location = 1
@ -3877,7 +3883,10 @@ static void BlitOculusMirror(ovrSession session, OculusMirror mirror)
glBindFramebuffer(GL_READ_FRAMEBUFFER, mirror.fboId);
glFramebufferTexture2D(GL_READ_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, mirrorTextureId, 0);
#if defined(GRAPHICS_API_OPENGL_33)
// NOTE: glBlitFramebuffer() requires extension: GL_EXT_framebuffer_blit (not available in OpenGL ES 2.0)
glBlitFramebuffer(0, 0, mirror.width, mirror.height, 0, mirror.height, mirror.width, 0, GL_COLOR_BUFFER_BIT, GL_NEAREST);
#endif
glBindFramebuffer(GL_READ_FRAMEBUFFER, 0);
}