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GPU/HW: Provide depth in vertex rather than computing

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Fixes mask bit effects in Vulkan (e.g. Silent Hill).
Significantly reduces the number of mask bit refreshes in OpenGL/Vulkan.
This commit is contained in:
Connor McLaughlin
2020-06-20 20:21:32 +10:00
parent 7192b8d83a
commit a08c398d4b
6 changed files with 58 additions and 112 deletions
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6
src/core/gpu_hw_vulkan.cpp
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@ -619,7 +619,7 @@ bool GPU_HW_Vulkan::CompilePipelines()
gpbuilder.SetRenderPass(m_vram_render_pass, 0);
gpbuilder.AddVertexBuffer(0, sizeof(BatchVertex), VK_VERTEX_INPUT_RATE_VERTEX);
gpbuilder.AddVertexAttribute(0, 0, VK_FORMAT_R32G32_SINT, offsetof(BatchVertex, x));
gpbuilder.AddVertexAttribute(0, 0, VK_FORMAT_R32G32B32_SINT, offsetof(BatchVertex, x));
gpbuilder.AddVertexAttribute(1, 0, VK_FORMAT_R8G8B8A8_UNORM, offsetof(BatchVertex, color));
if (textured)
{
@ -632,7 +632,7 @@ bool GPU_HW_Vulkan::CompilePipelines()
gpbuilder.SetFragmentShader(batch_fragment_shaders[render_mode][texture_mode][dithering][interlacing]);
gpbuilder.SetRasterizationState(polygon_mode_mapping[primitive], VK_CULL_MODE_NONE,
VK_FRONT_FACE_CLOCKWISE);
gpbuilder.SetDepthState(depth_test != 0, true,
gpbuilder.SetDepthState(true, true,
(depth_test != 0) ? VK_COMPARE_OP_GREATER_OR_EQUAL : VK_COMPARE_OP_ALWAYS);
gpbuilder.SetNoBlendingState();
@ -1066,7 +1066,7 @@ void GPU_HW_Vulkan::UpdateVRAM(u32 x, u32 y, u32 width, u32 height, const void*
height,
start_index,
m_GPUSTAT.set_mask_while_drawing ? 0x8000u : 0x00,
GetCurrentNormalizedBatchVertexDepthID()};
GetCurrentNormalizedVertexDepth()};
vkCmdPushConstants(cmdbuf, m_vram_write_pipeline_layout, VK_SHADER_STAGE_FRAGMENT_BIT, 0, sizeof(uniforms),
&uniforms);
vkCmdBindPipeline(cmdbuf, VK_PIPELINE_BIND_POINT_GRAPHICS,