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OpenGL2: "Fix" cg_shadows 4.

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This commit is contained in:
SmileTheory 2017-07-14 16:15:02 -07:00
parent 6a77f4e363
commit 6f1712dafe
5 changed files with 29 additions and 50 deletions
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6
code/renderergl2/tr_fbo.c
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@ -322,14 +322,14 @@ void FBO_Init(void)
R_CheckFBO(tr.sunRaysFbo);
}
// FIXME: Don't use separate color/depth buffers for a shadow buffer
if (MAX_DRAWN_PSHADOWS && tr.pshadowMaps[0])
{
for( i = 0; i < MAX_DRAWN_PSHADOWS; i++)
{
tr.pshadowFbos[i] = FBO_Create(va("_shadowmap%d", i), tr.pshadowMaps[i]->width, tr.pshadowMaps[i]->height);
FBO_AttachImage(tr.pshadowFbos[i], tr.pshadowMaps[i], GL_COLOR_ATTACHMENT0, 0);
FBO_CreateBuffer(tr.pshadowFbos[i], GL_DEPTH_COMPONENT24_ARB, 0, 0);
// FIXME: this next line wastes 16mb with 16x512x512 sun shadow maps, skip if OpenGL 4.3+ or ARB_framebuffer_no_attachments
FBO_CreateBuffer(tr.pshadowFbos[i], GL_RGBA8, 0, 0);
FBO_AttachImage(tr.pshadowFbos[i], tr.pshadowMaps[i], GL_DEPTH_ATTACHMENT, 0);
R_CheckFBO(tr.pshadowFbos[i]);
}
}