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Make depthBounds optional for the Vulkan renderer

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This is already the case for the OpenGL renderer. This feature is not
supported by all the Vulkan drivers. For example Mesa ANV with
Coffe-lake (that is relatively recent) or Mesa v3dv (Broadcom) used on
the rpi4.
This commit is contained in:
Alejandro Piñeiro 2021-02-08 23:49:57 +01:00
parent 3b9c2ebd66
commit a0f107ec4a
2 changed files with 3 additions and 3 deletions
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4
neo/renderer/Vulkan/RenderBackend_VK.cpp
View file

@ -716,7 +716,7 @@ static void CreateLogicalDeviceAndQueues()
deviceFeatures.imageCubeArray = VK_TRUE;
deviceFeatures.depthClamp = VK_TRUE;
deviceFeatures.depthBiasClamp = VK_TRUE;
deviceFeatures.depthBounds = VK_TRUE;
deviceFeatures.depthBounds = vkcontext.physicalDeviceFeatures.depthBounds;
deviceFeatures.fillModeNonSolid = VK_TRUE;
deviceFeatures.samplerAnisotropy = vkcontext.physicalDeviceFeatures.samplerAnisotropy; // RB
@ -2279,7 +2279,7 @@ idRenderBackend::GL_DepthBoundsTest
*/
void idRenderBackend::GL_DepthBoundsTest( const float zmin, const float zmax )
{
if( zmin > zmax )
if( !vkcontext.physicalDeviceFeatures.depthBounds || zmin > zmax )
{
return;
}

2
neo/renderer/Vulkan/RenderProgs_VK.cpp
View file

@ -1236,7 +1236,7 @@ static VkPipeline CreateGraphicsPipeline(
depthStencilState.depthTestEnable = VK_TRUE;
depthStencilState.depthWriteEnable = ( stateBits & GLS_DEPTHMASK ) == 0;
depthStencilState.depthCompareOp = depthCompareOp;
depthStencilState.depthBoundsTestEnable = ( stateBits & GLS_DEPTH_TEST_MASK ) != 0;
depthStencilState.depthBoundsTestEnable = vkcontext.physicalDeviceFeatures.depthBounds && ( stateBits & GLS_DEPTH_TEST_MASK ) != 0;
depthStencilState.minDepthBounds = 0.0f;
depthStencilState.maxDepthBounds = 1.0f;
depthStencilState.stencilTestEnable = ( stateBits & ( GLS_STENCIL_FUNC_BITS | GLS_STENCIL_OP_BITS | GLS_SEPARATE_STENCIL ) ) != 0;