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Protect depth buffer emit with test for state->depth_region

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This commit is contained in:
Keith Whitwell 2006-03-21 18:42:22 +00:00
parent fb440c9f82
commit 2887770534
1 changed files with 5 additions and 3 deletions
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8
src/mesa/drivers/dri/i915/i830_vtbl.c
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@ -388,9 +388,11 @@ static void i830_emit_state( struct intel_context *intel )
OUT_BATCH(state->Buffer[I830_DESTREG_CBUFADDR1]);
OUT_RELOC(state->draw_region->buffer, DRM_MM_TT|DRM_MM_WRITE, 0);
OUT_BATCH(state->Buffer[I830_DESTREG_DBUFADDR0]);
OUT_BATCH(state->Buffer[I830_DESTREG_DBUFADDR1]);
OUT_RELOC(state->depth_region->buffer, DRM_MM_TT |DRM_MM_WRITE, 0);
if (state->depth_region) {
OUT_BATCH(state->Buffer[I830_DESTREG_DBUFADDR0]);
OUT_BATCH(state->Buffer[I830_DESTREG_DBUFADDR1]);
OUT_RELOC(state->depth_region->buffer, DRM_MM_TT |DRM_MM_WRITE, 0);
}
OUT_BATCH(state->Buffer[I830_DESTREG_DV0]);
OUT_BATCH(state->Buffer[I830_DESTREG_DV1]);