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106 lines
3 KiB
C++
106 lines
3 KiB
C++
// Copyright (c) 2015- PPSSPP Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0 or later versions.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official git repository and contact information can be found at
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// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
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#pragma once
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#include "GPU/Common/VertexDecoderCommon.h"
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#include "GPU/Common/ShaderId.h"
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#include "GPU/Vulkan/VulkanUtil.h"
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// The Descriptor Set used for the majority of PSP rendering looks like this:
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//
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// * binding 0: Vertex Data (up to 7 locations as defined in PspAttributeLocation)
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// * binding 1: Texture Sampler (the PSP texture)
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// * binding 2: Secondary texture sampler for shader blending or depal palettes
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// * binding 3: Vertex Uniform Buffer
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// * binding 4: Fragment Uniform Buffer
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//
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// All shaders conform to this layout, so they are all compatible with the same descriptor set.
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// The format of the various uniform buffers may vary though - vertex shaders that don't skin
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// won't get any bone data, etc.
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enum class PspAttributeLocation {
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POSITION = 0,
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TEXCOORD = 1,
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NORMAL = 2,
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W1 = 3,
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W2 = 4,
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COLOR0 = 5,
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COLOR1 = 6,
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COUNT
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};
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// Let's pack this tight using bitfields.
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// If an enable flag is set to 0, all the data fields for that section should
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// also be set to 0.
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// ~54 bits.
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struct VulkanPipelineRasterStateKey {
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// Blend
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bool blendEnable : 1;
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VkBlendFactor srcColor : 5;
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VkBlendFactor destColor : 5;
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VkBlendFactor srcAlpha : 5;
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VkBlendFactor destAlpha : 5;
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VkBlendOp blendOpColor : 3;
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VkBlendOp blendOpAlpha : 3;
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bool logicOpEnable : 1;
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VkLogicOp logicOp : 4;
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int colorWriteMask : 4;
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// Depth/Stencil
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bool depthTestEnable : 1;
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bool depthWriteEnable : 1;
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VkCompareOp depthCompareOp : 3;
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bool stencilTestEnable : 1;
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VkCompareOp stencilCompareOp : 4;
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VkStencilOp stencilPassOp : 4;
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VkStencilOp stencilFailOp : 4;
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VkStencilOp stencilDepthFailOp : 4;
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// We'll use dynamic state for writemask, reference and comparemask to start with.
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// Rasterizer
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VkCullModeFlagBits cullMode : 2;
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};
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// All the information needed. All PSP rendering (except full screen clears?) will make use of a single
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// render pass definition.
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struct VulkanPipelineKey {
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VulkanPipelineRasterStateKey raster;
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int prim;
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bool pretransformed;
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uint32_t vertType;
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ShaderID vShaderId;
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ShaderID fShaderId;
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};
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enum {
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UB_VS_BASICTRANSFORM = (1 << 0),
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UB_VS_BONES = (1 << 1),
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UB_VS_LIGHTS = (1 << 2),
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};
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// Simply wraps a Vulkan pipeline, providing some metadata.
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struct VulkanPipeline {
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VkPipeline pipeline;
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int uniformBlocks; // UB_ enum above.
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};
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class PipelineManagerVulkan {
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public:
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};
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