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anv: Add proper support for depth clamping

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Signed-off-by: Jason Ekstrand <jason@jlekstrand.net>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Cc: "12.0" <mesa-stable@lists.freedesktop.org>
This commit is contained in:
Jason Ekstrand
2016-06-14 08:40:49 -07:00
parent 8a46b505cb
commit eb6764c4a7
8 changed files with 22 additions and 10 deletions
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src/intel/vulkan/gen8_cmd_buffer.c
+4 -3
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@@ -77,7 +77,8 @@ gen8_cmd_buffer_emit_viewport(struct anv_cmd_buffer *cmd_buffer)
}
void
gen8_cmd_buffer_emit_depth_viewport(struct anv_cmd_buffer *cmd_buffer)
gen8_cmd_buffer_emit_depth_viewport(struct anv_cmd_buffer *cmd_buffer,
bool depth_clamp_enable)
{
uint32_t count = cmd_buffer->state.dynamic.viewport.count;
const VkViewport *viewports = cmd_buffer->state.dynamic.viewport.viewports;
@@ -88,8 +89,8 @@ gen8_cmd_buffer_emit_depth_viewport(struct anv_cmd_buffer *cmd_buffer)
const VkViewport *vp = &viewports[i];
struct GENX(CC_VIEWPORT) cc_viewport = {
.MinimumDepth = vp->minDepth,
.MaximumDepth = vp->maxDepth,
.MinimumDepth = depth_clamp_enable ? vp->minDepth : 0.0f,
.MaximumDepth = depth_clamp_enable ? vp->maxDepth : 1.0f,
};
GENX(CC_VIEWPORT_pack)(NULL, cc_state.map + i * 8, &cc_viewport);