259 lines
12 KiB
C++
259 lines
12 KiB
C++
#include "UIPass.h"
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#include "Asset/AssetRegistry.h"
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#include "Graphics/Command.h"
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#include "Graphics/Enums.h"
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#include "Graphics/Graphics.h"
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#include "Graphics/RenderTarget.h"
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#include "RenderGraph.h"
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using namespace Seele;
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UIPass::UIPass(Gfx::PGraphics graphics, UI::PSystem system) : RenderPass(graphics), system(system) {
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glyphInstanceBuffer = graphics->createShaderBuffer(ShaderBufferCreateInfo{.name = "GlyphInstanceBuffer"});
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elementBuffer = graphics->createShaderBuffer(ShaderBufferCreateInfo{.name = "RenderStyleElements"});
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textDescriptorLayout = graphics->createDescriptorLayout("pText");
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textDescriptorLayout->addDescriptorBinding(Gfx::DescriptorBinding{
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.name = GLYPHINSTANCE_NAME,
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.descriptorType = Gfx::SE_DESCRIPTOR_TYPE_STORAGE_BUFFER,
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});
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textDescriptorLayout->addDescriptorBinding(Gfx::DescriptorBinding{
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.name = GLYPHSAMPLER_NAME,
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.descriptorType = Gfx::SE_DESCRIPTOR_TYPE_SAMPLER,
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});
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textDescriptorLayout->addDescriptorBinding(Gfx::DescriptorBinding{
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.name = TEXTURES_NAME,
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.descriptorType = Gfx::SE_DESCRIPTOR_TYPE_SAMPLED_IMAGE,
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.descriptorCount = 1024,
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.access = Gfx::SE_DESCRIPTOR_ACCESS_SAMPLE_BIT,
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});
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textPipelineLayout = graphics->createPipelineLayout("TextPipeline");
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textPipelineLayout->addDescriptorLayout(viewParamsLayout);
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textPipelineLayout->addDescriptorLayout(textDescriptorLayout);
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uiDescriptorLayout = graphics->createDescriptorLayout("pParams");
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uiDescriptorLayout->addDescriptorBinding(Gfx::DescriptorBinding{
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.name = ELEMENT_NAME,
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.descriptorType = Gfx::SE_DESCRIPTOR_TYPE_STORAGE_BUFFER,
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});
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uiDescriptorLayout->addDescriptorBinding(Gfx::DescriptorBinding{
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.name = GLYPHSAMPLER_NAME,
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.descriptorType = Gfx::SE_DESCRIPTOR_TYPE_SAMPLER,
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});
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uiDescriptorLayout->addDescriptorBinding(Gfx::DescriptorBinding{
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.name = TEXTURES_NAME,
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.descriptorType = Gfx::SE_DESCRIPTOR_TYPE_SAMPLED_IMAGE,
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.descriptorCount = 1024,
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.access = Gfx::SE_DESCRIPTOR_ACCESS_SAMPLE_BIT,
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});
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uiPipelineLayout = graphics->createPipelineLayout("UIPipeline");
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uiPipelineLayout->addDescriptorLayout(viewParamsLayout);
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uiPipelineLayout->addDescriptorLayout(uiDescriptorLayout);
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// todo:
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}
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UIPass::~UIPass() {}
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void UIPass::beginFrame(const Component::Camera& cam) {
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RenderPass::beginFrame(cam);
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glyphs.clear();
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usedTextures.clear();
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elements.clear();
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for (auto& render : renderElements) {
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float x = render.position.x;
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float y = render.position.y;
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//todo: convert using actual tree depth
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uint32 textureIndex = std::numeric_limits<uint32>::max();
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if (render.backgroundTexture != nullptr) {
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textureIndex = (uint32)usedTextures.size();
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usedTextures.add(render.backgroundTexture);
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}
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elements.add(RenderElementStyle{
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.x = x,
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.y = y,
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.w = render.dimensions.x,
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.h = render.dimensions.y,
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.color = render.backgroundColor,
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.z = render.level / 100.f,
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.textureIndex = textureIndex,
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});
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}
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glyphInstanceBuffer->rotateBuffer(sizeof(GlyphInstanceData) * glyphs.size());
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glyphInstanceBuffer->updateContents(0, sizeof(GlyphInstanceData) * glyphs.size(), glyphs.data());
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glyphInstanceBuffer->pipelineBarrier(Gfx::SE_ACCESS_TRANSFER_WRITE_BIT, Gfx::SE_PIPELINE_STAGE_TRANSFER_BIT,
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Gfx::SE_ACCESS_SHADER_READ_BIT, Gfx::SE_PIPELINE_STAGE_VERTEX_SHADER_BIT);
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textDescriptorLayout->reset();
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textDescriptorSet = textDescriptorLayout->allocateDescriptorSet();
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textDescriptorSet->updateBuffer(GLYPHINSTANCE_NAME, 0, glyphInstanceBuffer);
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textDescriptorSet->updateSampler(GLYPHSAMPLER_NAME, 0, glyphSampler);
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for (uint32 i = 0; i < usedTextures.size(); ++i) {
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textDescriptorSet->updateTexture(TEXTURES_NAME, i, usedTextures[i]);
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}
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textDescriptorSet->writeChanges();
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elementBuffer->rotateBuffer(sizeof(RenderElementStyle) * elements.size());
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elementBuffer->updateContents(0, sizeof(RenderElementStyle) * elements.size(), elements.data());
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elementBuffer->pipelineBarrier(Gfx::SE_ACCESS_TRANSFER_WRITE_BIT, Gfx::SE_PIPELINE_STAGE_TRANSFER_BIT, Gfx::SE_ACCESS_SHADER_READ_BIT,
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Gfx::SE_PIPELINE_STAGE_VERTEX_SHADER_BIT);
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uiDescriptorLayout->reset();
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uiDescriptorSet = uiDescriptorLayout->allocateDescriptorSet();
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uiDescriptorSet->updateBuffer(ELEMENT_NAME, 0, elementBuffer);
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uiDescriptorSet->updateSampler(GLYPHSAMPLER_NAME, 0, glyphSampler);
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for (uint32 i = 0; i < usedTextures.size(); ++i) {
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uiDescriptorSet->updateTexture(TEXTURES_NAME, i, usedTextures[i]);
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}
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uiDescriptorSet->writeChanges();
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}
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void UIPass::render() {
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graphics->beginRenderPass(renderPass);
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Array<Gfx::ORenderCommand> commands;
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Gfx::ORenderCommand command = graphics->createRenderCommand("TextPassCommand");
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command->setViewport(viewport);
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command->bindPipeline(uiPipeline);
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command->bindDescriptor({viewParamsSet, uiDescriptorSet});
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command->draw(4, (uint32)elements.size(), 0, 0);
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commands.add(std::move(command));
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graphics->executeCommands(std::move(commands));
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graphics->endRenderPass();
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}
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void UIPass::endFrame() {}
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void UIPass::publishOutputs() {}
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void UIPass::createRenderPass() {
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TextureCreateInfo depthBufferInfo = {
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.format = Gfx::SE_FORMAT_D32_SFLOAT,
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.width = viewport->getWidth(),
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.height = viewport->getHeight(),
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.usage = Gfx::SE_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT,
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};
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depthBuffer = graphics->createTexture2D(depthBufferInfo);
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depthAttachment =
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Gfx::RenderTargetAttachment(depthBuffer, Gfx::SE_IMAGE_LAYOUT_UNDEFINED, Gfx::SE_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL,
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Gfx::SE_ATTACHMENT_LOAD_OP_CLEAR, Gfx::SE_ATTACHMENT_STORE_OP_STORE);
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depthAttachment.clear.depthStencil.depth = 0;
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colorAttachment = Gfx::RenderTargetAttachment(viewport, Gfx::SE_IMAGE_LAYOUT_UNDEFINED, Gfx::SE_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
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Gfx::SE_ATTACHMENT_LOAD_OP_CLEAR, Gfx::SE_ATTACHMENT_STORE_OP_STORE);
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colorAttachment.clear.color = {{1.0f, 1.0f, 1.0f, 1.0f}};
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Gfx::RenderTargetLayout layout = Gfx::RenderTargetLayout{
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.colorAttachments = {colorAttachment},
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.depthAttachment = depthAttachment,
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};
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Array<Gfx::SubPassDependency> dependency = {
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{
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.srcSubpass = ~0U,
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.dstSubpass = 0,
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.srcStage = Gfx::SE_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT | Gfx::SE_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT |
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Gfx::SE_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT,
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.dstStage = Gfx::SE_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT | Gfx::SE_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT |
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Gfx::SE_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT,
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.srcAccess = Gfx::SE_ACCESS_COLOR_ATTACHMENT_WRITE_BIT | Gfx::SE_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT |
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Gfx::SE_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT,
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.dstAccess = Gfx::SE_ACCESS_COLOR_ATTACHMENT_WRITE_BIT | Gfx::SE_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT |
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Gfx::SE_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT,
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},
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{
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.srcSubpass = 0,
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.dstSubpass = ~0U,
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.srcStage = Gfx::SE_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT | Gfx::SE_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT |
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Gfx::SE_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT,
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.dstStage = Gfx::SE_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT | Gfx::SE_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT |
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Gfx::SE_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT,
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.srcAccess = Gfx::SE_ACCESS_COLOR_ATTACHMENT_WRITE_BIT | Gfx::SE_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT |
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Gfx::SE_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT,
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.dstAccess = Gfx::SE_ACCESS_COLOR_ATTACHMENT_WRITE_BIT | Gfx::SE_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT |
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Gfx::SE_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT,
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},
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};
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renderPass = graphics->createRenderPass(std::move(layout), dependency, viewport->getRenderArea(), "TextPass");
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graphics->beginShaderCompilation(ShaderCompilationInfo{
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.name = "TextVertex",
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.modules = {"TextPass"},
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.entryPoints = {{"vertexMain", "TextPass"}, {"fragmentMain", "TextPass"}},
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.rootSignature = textPipelineLayout,
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});
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textPipelineLayout->create();
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textVertexShader = graphics->createVertexShader({0});
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textFragmentShader = graphics->createFragmentShader({1});
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glyphSampler = graphics->createSampler({
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.magFilter = Gfx::SE_FILTER_LINEAR,
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.minFilter = Gfx::SE_FILTER_LINEAR,
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.addressModeU = Gfx::SE_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE,
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.addressModeV = Gfx::SE_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE,
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});
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textPipeline = graphics->createGraphicsPipeline(Gfx::LegacyPipelineCreateInfo{
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.topology = Gfx::SE_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP,
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.vertexShader = textVertexShader,
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.fragmentShader = textFragmentShader,
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.renderPass = renderPass,
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.pipelineLayout = textPipelineLayout,
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.rasterizationState =
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{
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.cullMode = Gfx::SE_CULL_MODE_NONE,
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},
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.colorBlend =
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{
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.attachmentCount = 1,
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.blendAttachments = {{
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.blendEnable = true,
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.srcColorBlendFactor = Gfx::SE_BLEND_FACTOR_SRC_ALPHA,
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.dstColorBlendFactor = Gfx::SE_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA,
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.srcAlphaBlendFactor = Gfx::SE_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA,
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.dstAlphaBlendFactor = Gfx::SE_BLEND_FACTOR_ZERO,
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.alphaBlendOp = Gfx::SE_BLEND_OP_ADD,
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.colorWriteMask = Gfx::SE_COLOR_COMPONENT_R_BIT | Gfx::SE_COLOR_COMPONENT_G_BIT | Gfx::SE_COLOR_COMPONENT_B_BIT |
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Gfx::SE_COLOR_COMPONENT_A_BIT,
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}},
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},
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});
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graphics->beginShaderCompilation(ShaderCompilationInfo{
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.name = "UIVertex",
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.modules = {"UIPass"},
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.entryPoints = {{"vertexMain", "UIPass"}, {"fragmentMain", "UIPass"}},
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.rootSignature = uiPipelineLayout,
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});
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uiPipelineLayout->create();
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uiVertexShader = graphics->createVertexShader({0});
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uiFragmentShader = graphics->createFragmentShader({1});
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uiPipeline = graphics->createGraphicsPipeline(Gfx::LegacyPipelineCreateInfo{
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.topology = Gfx::SE_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP,
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.vertexShader = uiVertexShader,
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.fragmentShader = uiFragmentShader,
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.renderPass = renderPass,
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.pipelineLayout = uiPipelineLayout,
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.rasterizationState =
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{
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.cullMode = Gfx::SE_CULL_MODE_NONE,
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},
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.colorBlend =
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{
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.attachmentCount = 1,
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.blendAttachments = {{
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.blendEnable = true,
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.srcColorBlendFactor = Gfx::SE_BLEND_FACTOR_SRC_ALPHA,
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.dstColorBlendFactor = Gfx::SE_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA,
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.srcAlphaBlendFactor = Gfx::SE_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA,
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.dstAlphaBlendFactor = Gfx::SE_BLEND_FACTOR_ZERO,
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.alphaBlendOp = Gfx::SE_BLEND_OP_ADD,
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.colorWriteMask = Gfx::SE_COLOR_COMPONENT_R_BIT | Gfx::SE_COLOR_COMPONENT_G_BIT | Gfx::SE_COLOR_COMPONENT_B_BIT |
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Gfx::SE_COLOR_COMPONENT_A_BIT,
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}},
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},
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});
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system->style();
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system->layout(UVector2(viewport->getWidth(), viewport->getHeight()));
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renderElements = system->render();
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}
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