From 72b368ae69bc037681ab4e458296c07cb04349be Mon Sep 17 00:00:00 2001 From: Zhenyu Wang Date: Thu, 30 Sep 2010 10:49:47 +0800 Subject: [PATCH] i965: always set tiling for fbo depth buffer on sandybridge Sandybridge requires depth buffer must be tiling. Fix 'fbo_firecube' demo. --- src/mesa/drivers/dri/intel/intel_fbo.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/src/mesa/drivers/dri/intel/intel_fbo.c b/src/mesa/drivers/dri/intel/intel_fbo.c index 984585027c1..8c0491d59aa 100644 --- a/src/mesa/drivers/dri/intel/intel_fbo.c +++ b/src/mesa/drivers/dri/intel/intel_fbo.c @@ -102,7 +102,7 @@ intel_alloc_renderbuffer_storage(GLcontext * ctx, struct gl_renderbuffer *rb, { struct intel_context *intel = intel_context(ctx); struct intel_renderbuffer *irb = intel_renderbuffer(rb); - int cpp; + int cpp, tiling; ASSERT(rb->Name != 0); @@ -176,7 +176,13 @@ intel_alloc_renderbuffer_storage(GLcontext * ctx, struct gl_renderbuffer *rb, /* alloc hardware renderbuffer */ DBG("Allocating %d x %d Intel RBO\n", width, height); - irb->region = intel_region_alloc(intel->intelScreen, I915_TILING_NONE, cpp, + tiling = I915_TILING_NONE; + + /* Gen6 requires depth must be tiling */ + if (intel->gen >= 6 && rb->Format == MESA_FORMAT_S8_Z24) + tiling = I915_TILING_Y; + + irb->region = intel_region_alloc(intel->intelScreen, tiling, cpp, width, height, GL_TRUE); if (!irb->region) return GL_FALSE; /* out of memory? */ -- 2.30.2