mirror of https://github.com/ZDoom/raze-gles.git
442 lines
16 KiB
C++
442 lines
16 KiB
C++
/*
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** Vulkan backend
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** Copyright (c) 2016-2020 Magnus Norddahl
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**
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** This software is provided 'as-is', without any express or implied
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** warranty. In no event will the authors be held liable for any damages
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** arising from the use of this software.
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**
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** Permission is granted to anyone to use this software for any purpose,
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** including commercial applications, and to alter it and redistribute it
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** freely, subject to the following restrictions:
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**
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** 1. The origin of this software must not be misrepresented; you must not
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** claim that you wrote the original software. If you use this software
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** in a product, an acknowledgment in the product documentation would be
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** appreciated but is not required.
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** 2. Altered source versions must be plainly marked as such, and must not be
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** misrepresented as being the original software.
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** 3. This notice may not be removed or altered from any source distribution.
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**
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*/
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#include "vk_renderpass.h"
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#include "vk_renderbuffers.h"
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#include "vk_renderstate.h"
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#include "vulkan/textures/vk_samplers.h"
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#include "vulkan/shaders/vk_shader.h"
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#include "vulkan/system/vk_builders.h"
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#include "vulkan/system/vk_framebuffer.h"
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#include "vulkan/system/vk_buffers.h"
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#include "flatvertices.h"
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#include "hw_viewpointuniforms.h"
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#include "v_2ddrawer.h"
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VkRenderPassManager::VkRenderPassManager()
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{
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}
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VkRenderPassManager::~VkRenderPassManager()
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{
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DynamicSet.reset(); // Needed since it must come before destruction of DynamicDescriptorPool
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}
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void VkRenderPassManager::Init()
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{
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CreateDynamicSetLayout();
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CreateDescriptorPool();
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CreateDynamicSet();
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CreateNullTexture();
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}
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void VkRenderPassManager::RenderBuffersReset()
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{
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RenderPassSetup.clear();
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}
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void VkRenderPassManager::TextureSetPoolReset()
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{
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if (auto fb = GetVulkanFrameBuffer())
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{
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auto &deleteList = fb->FrameDeleteList;
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for (auto &desc : TextureDescriptorPools)
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{
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deleteList.DescriptorPools.push_back(std::move(desc));
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}
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}
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NullTextureDescriptorSet.reset();
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TextureDescriptorPools.clear();
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TextureDescriptorSetsLeft = 0;
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TextureDescriptorsLeft = 0;
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}
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VkRenderPassSetup *VkRenderPassManager::GetRenderPass(const VkRenderPassKey &key)
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{
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auto &item = RenderPassSetup[key];
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if (!item)
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item.reset(new VkRenderPassSetup(key));
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return item.get();
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}
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int VkRenderPassManager::GetVertexFormat(int numBindingPoints, int numAttributes, size_t stride, const FVertexBufferAttribute *attrs)
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{
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for (size_t i = 0; i < VertexFormats.size(); i++)
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{
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const auto &f = VertexFormats[i];
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if (f.Attrs.size() == (size_t)numAttributes && f.NumBindingPoints == numBindingPoints && f.Stride == stride)
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{
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bool matches = true;
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for (int j = 0; j < numAttributes; j++)
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{
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if (memcmp(&f.Attrs[j], &attrs[j], sizeof(FVertexBufferAttribute)) != 0)
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{
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matches = false;
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break;
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}
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}
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if (matches)
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return (int)i;
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}
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}
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VkVertexFormat fmt;
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fmt.NumBindingPoints = numBindingPoints;
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fmt.Stride = stride;
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fmt.UseVertexData = 0;
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for (int j = 0; j < numAttributes; j++)
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{
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if (attrs[j].location == VATTR_COLOR)
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fmt.UseVertexData |= 1;
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else if (attrs[j].location == VATTR_NORMAL)
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fmt.UseVertexData |= 2;
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fmt.Attrs.push_back(attrs[j]);
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}
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VertexFormats.push_back(fmt);
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return (int)VertexFormats.size() - 1;
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}
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VkVertexFormat *VkRenderPassManager::GetVertexFormat(int index)
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{
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return &VertexFormats[index];
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}
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void VkRenderPassManager::CreateDynamicSetLayout()
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{
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DescriptorSetLayoutBuilder builder;
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builder.addBinding(0, VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC, 1, VK_SHADER_STAGE_VERTEX_BIT | VK_SHADER_STAGE_FRAGMENT_BIT);
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builder.addBinding(1, VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, 1, VK_SHADER_STAGE_FRAGMENT_BIT);
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builder.addBinding(2, VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC, 1, VK_SHADER_STAGE_VERTEX_BIT | VK_SHADER_STAGE_FRAGMENT_BIT);
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builder.addBinding(3, VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC, 1, VK_SHADER_STAGE_VERTEX_BIT | VK_SHADER_STAGE_FRAGMENT_BIT);
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builder.addBinding(4, VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, 1, VK_SHADER_STAGE_FRAGMENT_BIT);
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DynamicSetLayout = builder.create(GetVulkanFrameBuffer()->device);
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DynamicSetLayout->SetDebugName("VkRenderPassManager.DynamicSetLayout");
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}
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VulkanDescriptorSetLayout *VkRenderPassManager::GetTextureSetLayout(int numLayers)
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{
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if (TextureSetLayouts.size() < (size_t)numLayers)
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TextureSetLayouts.resize(numLayers);
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auto &layout = TextureSetLayouts[numLayers - 1];
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if (layout)
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return layout.get();
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DescriptorSetLayoutBuilder builder;
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for (int i = 0; i < numLayers; i++)
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{
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builder.addBinding(i, VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, 1, VK_SHADER_STAGE_FRAGMENT_BIT);
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}
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layout = builder.create(GetVulkanFrameBuffer()->device);
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layout->SetDebugName("VkRenderPassManager.TextureSetLayout");
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return layout.get();
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}
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VulkanPipelineLayout* VkRenderPassManager::GetPipelineLayout(int numLayers)
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{
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if (PipelineLayouts.size() <= (size_t)numLayers)
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PipelineLayouts.resize(numLayers + 1);
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auto &layout = PipelineLayouts[numLayers];
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if (layout)
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return layout.get();
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PipelineLayoutBuilder builder;
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builder.addSetLayout(DynamicSetLayout.get());
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if (numLayers != 0)
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builder.addSetLayout(GetTextureSetLayout(numLayers));
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builder.addPushConstantRange(VK_SHADER_STAGE_VERTEX_BIT | VK_SHADER_STAGE_FRAGMENT_BIT, 0, sizeof(PushConstants));
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layout = builder.create(GetVulkanFrameBuffer()->device);
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layout->SetDebugName("VkRenderPassManager.PipelineLayout");
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return layout.get();
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}
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void VkRenderPassManager::CreateDescriptorPool()
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{
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DescriptorPoolBuilder builder;
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builder.addPoolSize(VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC, 3);
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builder.addPoolSize(VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, 1);
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builder.addPoolSize(VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, 1);
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builder.setMaxSets(1);
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DynamicDescriptorPool = builder.create(GetVulkanFrameBuffer()->device);
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DynamicDescriptorPool->SetDebugName("VkRenderPassManager.DynamicDescriptorPool");
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}
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void VkRenderPassManager::CreateDynamicSet()
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{
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DynamicSet = DynamicDescriptorPool->allocate(DynamicSetLayout.get());
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if (!DynamicSet)
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I_FatalError("CreateDynamicSet failed.\n");
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}
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void VkRenderPassManager::CreateNullTexture()
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{
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auto fb = GetVulkanFrameBuffer();
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ImageBuilder imgbuilder;
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imgbuilder.setFormat(VK_FORMAT_R8G8B8A8_UNORM);
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imgbuilder.setSize(1, 1);
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imgbuilder.setUsage(VK_IMAGE_USAGE_SAMPLED_BIT);
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NullTexture = imgbuilder.create(fb->device);
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NullTexture->SetDebugName("VkRenderPassManager.NullTexture");
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ImageViewBuilder viewbuilder;
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viewbuilder.setImage(NullTexture.get(), VK_FORMAT_R8G8B8A8_UNORM);
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NullTextureView = viewbuilder.create(fb->device);
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NullTextureView->SetDebugName("VkRenderPassManager.NullTextureView");
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PipelineBarrier barrier;
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barrier.addImage(NullTexture.get(), VK_IMAGE_LAYOUT_UNDEFINED, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL, 0, VK_ACCESS_SHADER_READ_BIT, VK_IMAGE_ASPECT_COLOR_BIT);
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barrier.execute(fb->GetTransferCommands(), VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT, VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT);
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}
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VulkanDescriptorSet* VkRenderPassManager::GetNullTextureDescriptorSet()
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{
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if (!NullTextureDescriptorSet)
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{
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NullTextureDescriptorSet = AllocateTextureDescriptorSet(SHADER_MIN_REQUIRED_TEXTURE_LAYERS);
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auto fb = GetVulkanFrameBuffer();
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WriteDescriptors update;
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for (int i = 0; i < SHADER_MIN_REQUIRED_TEXTURE_LAYERS; i++)
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{
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update.addCombinedImageSampler(NullTextureDescriptorSet.get(), i, NullTextureView.get(), fb->GetSamplerManager()->Get(CLAMP_XY_NOMIP), VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL);
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}
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update.updateSets(fb->device);
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}
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return NullTextureDescriptorSet.get();
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}
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VulkanImageView* VkRenderPassManager::GetNullTextureView()
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{
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return NullTextureView.get();
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}
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void VkRenderPassManager::UpdateDynamicSet()
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{
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auto fb = GetVulkanFrameBuffer();
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// In some rare cases drawing commands may already have been created before VulkanFrameBuffer::BeginFrame is called.
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// Make sure there there are no active command buffers using DynamicSet when we update it:
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fb->GetRenderState()->EndRenderPass();
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fb->WaitForCommands(false);
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WriteDescriptors update;
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update.addBuffer(DynamicSet.get(), 0, VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC, fb->ViewpointUBO->mBuffer.get(), 0, sizeof(HWViewpointUniforms));
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update.addBuffer(DynamicSet.get(), 1, VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, fb->LightBufferSSO->mBuffer.get());
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update.addBuffer(DynamicSet.get(), 2, VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC, fb->MatrixBuffer->UniformBuffer->mBuffer.get(), 0, sizeof(MatricesUBO));
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update.addBuffer(DynamicSet.get(), 3, VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC, fb->StreamBuffer->UniformBuffer->mBuffer.get(), 0, sizeof(StreamUBO));
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update.addCombinedImageSampler(DynamicSet.get(), 4, fb->GetBuffers()->Shadowmap.View.get(), fb->GetBuffers()->ShadowmapSampler.get(), VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL);
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update.updateSets(fb->device);
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}
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std::unique_ptr<VulkanDescriptorSet> VkRenderPassManager::AllocateTextureDescriptorSet(int numLayers)
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{
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if (TextureDescriptorSetsLeft == 0 || TextureDescriptorsLeft < numLayers)
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{
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TextureDescriptorSetsLeft = 1000;
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TextureDescriptorsLeft = 2000;
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DescriptorPoolBuilder builder;
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builder.addPoolSize(VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, TextureDescriptorsLeft);
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builder.setMaxSets(TextureDescriptorSetsLeft);
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TextureDescriptorPools.push_back(builder.create(GetVulkanFrameBuffer()->device));
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TextureDescriptorPools.back()->SetDebugName("VkRenderPassManager.TextureDescriptorPool");
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}
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TextureDescriptorSetsLeft--;
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TextureDescriptorsLeft -= numLayers;
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return TextureDescriptorPools.back()->allocate(GetTextureSetLayout(numLayers));
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}
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/////////////////////////////////////////////////////////////////////////////
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VkRenderPassSetup::VkRenderPassSetup(const VkRenderPassKey &key) : PassKey(key)
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{
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}
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std::unique_ptr<VulkanRenderPass> VkRenderPassSetup::CreateRenderPass(int clearTargets)
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{
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auto buffers = GetVulkanFrameBuffer()->GetBuffers();
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VkFormat drawBufferFormats[] = { VK_FORMAT_R16G16B16A16_SFLOAT, VK_FORMAT_R8G8B8A8_UNORM, VK_FORMAT_A2R10G10B10_UNORM_PACK32 };
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RenderPassBuilder builder;
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builder.addAttachment(
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PassKey.DrawBufferFormat, (VkSampleCountFlagBits)PassKey.Samples,
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(clearTargets & CT_Color) ? VK_ATTACHMENT_LOAD_OP_CLEAR : VK_ATTACHMENT_LOAD_OP_LOAD, VK_ATTACHMENT_STORE_OP_STORE,
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VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL, VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL);
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for (int i = 1; i < PassKey.DrawBuffers; i++)
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{
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builder.addAttachment(
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drawBufferFormats[i], buffers->GetSceneSamples(),
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(clearTargets & CT_Color) ? VK_ATTACHMENT_LOAD_OP_CLEAR : VK_ATTACHMENT_LOAD_OP_LOAD, VK_ATTACHMENT_STORE_OP_STORE,
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VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL, VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL);
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}
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if (PassKey.DepthStencil)
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{
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builder.addDepthStencilAttachment(
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buffers->SceneDepthStencilFormat, PassKey.DrawBufferFormat == VK_FORMAT_R8G8B8A8_UNORM ? VK_SAMPLE_COUNT_1_BIT : buffers->GetSceneSamples(),
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(clearTargets & CT_Depth) ? VK_ATTACHMENT_LOAD_OP_CLEAR : VK_ATTACHMENT_LOAD_OP_LOAD, VK_ATTACHMENT_STORE_OP_STORE,
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(clearTargets & CT_Stencil) ? VK_ATTACHMENT_LOAD_OP_CLEAR : VK_ATTACHMENT_LOAD_OP_LOAD, VK_ATTACHMENT_STORE_OP_STORE,
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VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL, VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL);
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}
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builder.addSubpass();
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for (int i = 0; i < PassKey.DrawBuffers; i++)
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builder.addSubpassColorAttachmentRef(i, VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL);
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if (PassKey.DepthStencil)
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{
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builder.addSubpassDepthStencilAttachmentRef(PassKey.DrawBuffers, VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL);
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builder.addExternalSubpassDependency(
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VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT | VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
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VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT | VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
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VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT | VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT,
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VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT | VK_ACCESS_COLOR_ATTACHMENT_READ_BIT);
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}
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else
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{
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builder.addExternalSubpassDependency(
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VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
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VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
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VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT,
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VK_ACCESS_COLOR_ATTACHMENT_READ_BIT);
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}
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auto renderpass = builder.create(GetVulkanFrameBuffer()->device);
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renderpass->SetDebugName("VkRenderPassSetup.RenderPass");
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return renderpass;
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}
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VulkanRenderPass *VkRenderPassSetup::GetRenderPass(int clearTargets)
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{
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if (!RenderPasses[clearTargets])
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RenderPasses[clearTargets] = CreateRenderPass(clearTargets);
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return RenderPasses[clearTargets].get();
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}
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VulkanPipeline *VkRenderPassSetup::GetPipeline(const VkPipelineKey &key)
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{
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auto &item = Pipelines[key];
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if (!item)
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item = CreatePipeline(key);
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return item.get();
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}
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std::unique_ptr<VulkanPipeline> VkRenderPassSetup::CreatePipeline(const VkPipelineKey &key)
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{
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auto fb = GetVulkanFrameBuffer();
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GraphicsPipelineBuilder builder;
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VkShaderProgram *program;
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if (key.SpecialEffect != EFF_NONE)
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{
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program = fb->GetShaderManager()->GetEffect(key.SpecialEffect, PassKey.DrawBuffers > 1 ? GBUFFER_PASS : NORMAL_PASS);
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}
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else
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{
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program = fb->GetShaderManager()->Get(key.EffectState, key.AlphaTest, PassKey.DrawBuffers > 1 ? GBUFFER_PASS : NORMAL_PASS);
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}
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builder.addVertexShader(program->vert.get());
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builder.addFragmentShader(program->frag.get());
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const VkVertexFormat &vfmt = *fb->GetRenderPassManager()->GetVertexFormat(key.VertexFormat);
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for (int i = 0; i < vfmt.NumBindingPoints; i++)
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builder.addVertexBufferBinding(i, vfmt.Stride);
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const static VkFormat vkfmts[] = {
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VK_FORMAT_R32G32B32A32_SFLOAT,
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VK_FORMAT_R32G32B32_SFLOAT,
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VK_FORMAT_R32G32_SFLOAT,
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VK_FORMAT_R32_SFLOAT,
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VK_FORMAT_R8G8B8A8_UNORM,
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VK_FORMAT_A2B10G10R10_SNORM_PACK32
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};
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bool inputLocations[6] = { false, false, false, false, false, false };
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for (size_t i = 0; i < vfmt.Attrs.size(); i++)
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{
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const auto &attr = vfmt.Attrs[i];
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builder.addVertexAttribute(attr.location, attr.binding, vkfmts[attr.format], attr.offset);
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inputLocations[attr.location] = true;
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}
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// Vulkan requires an attribute binding for each location specified in the shader
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for (int i = 0; i < 6; i++)
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{
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if (!inputLocations[i])
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builder.addVertexAttribute(i, 0, VK_FORMAT_R32G32B32_SFLOAT, 0);
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}
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builder.addDynamicState(VK_DYNAMIC_STATE_VIEWPORT);
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builder.addDynamicState(VK_DYNAMIC_STATE_SCISSOR);
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// builder.addDynamicState(VK_DYNAMIC_STATE_LINE_WIDTH);
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builder.addDynamicState(VK_DYNAMIC_STATE_DEPTH_BIAS);
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// builder.addDynamicState(VK_DYNAMIC_STATE_BLEND_CONSTANTS);
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// builder.addDynamicState(VK_DYNAMIC_STATE_DEPTH_BOUNDS);
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// builder.addDynamicState(VK_DYNAMIC_STATE_STENCIL_COMPARE_MASK);
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// builder.addDynamicState(VK_DYNAMIC_STATE_STENCIL_WRITE_MASK);
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builder.addDynamicState(VK_DYNAMIC_STATE_STENCIL_REFERENCE);
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// Note: the actual values are ignored since we use dynamic viewport+scissor states
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builder.setViewport(0.0f, 0.0f, 320.0f, 200.0f);
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builder.setScissor(0, 0, 320, 200);
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static const VkPrimitiveTopology vktopology[] = {
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VK_PRIMITIVE_TOPOLOGY_POINT_LIST,
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VK_PRIMITIVE_TOPOLOGY_LINE_LIST,
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VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST,
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VK_PRIMITIVE_TOPOLOGY_TRIANGLE_FAN,
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VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP
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};
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static const VkStencilOp op2vk[] = { VK_STENCIL_OP_KEEP, VK_STENCIL_OP_INCREMENT_AND_CLAMP, VK_STENCIL_OP_DECREMENT_AND_CLAMP };
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static const VkCompareOp depthfunc2vk[] = { VK_COMPARE_OP_LESS, VK_COMPARE_OP_LESS_OR_EQUAL, VK_COMPARE_OP_ALWAYS };
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builder.setTopology(vktopology[key.DrawType]);
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builder.setDepthStencilEnable(key.DepthTest, key.DepthWrite, key.StencilTest);
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builder.setDepthFunc(depthfunc2vk[key.DepthFunc]);
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builder.setDepthClampEnable(key.DepthClamp);
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builder.setDepthBias(key.DepthBias, 0.0f, 0.0f, 0.0f);
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// Note: CCW and CW is intentionally swapped here because the vulkan and opengl coordinate systems differ.
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// main.vp addresses this by patching up gl_Position.z, which has the side effect of flipping the sign of the front face calculations.
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builder.setCull(key.CullMode == Cull_None ? VK_CULL_MODE_NONE : VK_CULL_MODE_BACK_BIT, key.CullMode == Cull_CW ? VK_FRONT_FACE_COUNTER_CLOCKWISE : VK_FRONT_FACE_CLOCKWISE);
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builder.setColorWriteMask((VkColorComponentFlags)key.ColorMask);
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builder.setStencil(VK_STENCIL_OP_KEEP, op2vk[key.StencilPassOp], VK_STENCIL_OP_KEEP, VK_COMPARE_OP_EQUAL, 0xffffffff, 0xffffffff, 0);
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builder.setBlendMode(key.RenderStyle);
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builder.setSubpassColorAttachmentCount(PassKey.DrawBuffers);
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builder.setRasterizationSamples((VkSampleCountFlagBits)PassKey.Samples);
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builder.setLayout(fb->GetRenderPassManager()->GetPipelineLayout(key.NumTextureLayers));
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builder.setRenderPass(GetRenderPass(0));
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auto pipeline = builder.create(fb->device);
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pipeline->SetDebugName("VkRenderPassSetup.Pipeline");
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return pipeline;
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}
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