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https://github.com/Kelsidavis/WoWee.git
synced 2026-03-23 07:40:14 +00:00
Character renderer is fully Vulkan.
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Kelsi
parent
83b576e8d9
commit
dea52744a4
3 changed files with 282 additions and 7 deletions
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@ -299,6 +299,13 @@ void CharacterRenderer::shutdown() {
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if (materialSetLayout_) { vkDestroyDescriptorSetLayout(device, materialSetLayout_, nullptr); materialSetLayout_ = VK_NULL_HANDLE; }
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if (boneSetLayout_) { vkDestroyDescriptorSetLayout(device, boneSetLayout_, nullptr); boneSetLayout_ = VK_NULL_HANDLE; }
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// Shadow resources
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if (shadowPipeline_) { vkDestroyPipeline(device, shadowPipeline_, nullptr); shadowPipeline_ = VK_NULL_HANDLE; }
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if (shadowPipelineLayout_) { vkDestroyPipelineLayout(device, shadowPipelineLayout_, nullptr); shadowPipelineLayout_ = VK_NULL_HANDLE; }
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if (shadowParamsPool_) { vkDestroyDescriptorPool(device, shadowParamsPool_, nullptr); shadowParamsPool_ = VK_NULL_HANDLE; }
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if (shadowParamsLayout_) { vkDestroyDescriptorSetLayout(device, shadowParamsLayout_, nullptr); shadowParamsLayout_ = VK_NULL_HANDLE; }
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if (shadowParamsUBO_) { vmaDestroyBuffer(alloc, shadowParamsUBO_, shadowParamsAlloc_); shadowParamsUBO_ = VK_NULL_HANDLE; shadowParamsAlloc_ = VK_NULL_HANDLE; }
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vkCtx_ = nullptr;
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}
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@ -1791,10 +1798,262 @@ void CharacterRenderer::render(VkCommandBuffer cmd, VkDescriptorSet perFrameSet,
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}
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}
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void CharacterRenderer::renderShadow(VkCommandBuffer cmd, VkDescriptorSet perFrameSet) {
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// Phase 6 stub -- shadow rendering will be implemented with shadow pipeline
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(void)cmd;
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(void)perFrameSet;
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bool CharacterRenderer::initializeShadow(VkRenderPass shadowRenderPass) {
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if (!vkCtx_ || shadowRenderPass == VK_NULL_HANDLE) return false;
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VkDevice device = vkCtx_->getDevice();
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// ShadowCharParams UBO (matches character_shadow.frag.glsl set=1 binding=1)
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struct ShadowCharParams {
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int32_t alphaTest = 0;
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int32_t colorKeyBlack = 0;
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};
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// Create ShadowCharParams UBO
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VkBufferCreateInfo bufCI{VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO};
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bufCI.size = sizeof(ShadowCharParams);
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bufCI.usage = VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT;
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VmaAllocationCreateInfo allocCI{};
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allocCI.usage = VMA_MEMORY_USAGE_CPU_TO_GPU;
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allocCI.flags = VMA_ALLOCATION_CREATE_MAPPED_BIT;
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VmaAllocationInfo allocInfo{};
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if (vmaCreateBuffer(vkCtx_->getAllocator(), &bufCI, &allocCI,
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&shadowParamsUBO_, &shadowParamsAlloc_, &allocInfo) != VK_SUCCESS) {
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LOG_ERROR("CharacterRenderer: failed to create shadow params UBO");
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return false;
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}
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ShadowCharParams defaultParams{};
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std::memcpy(allocInfo.pMappedData, &defaultParams, sizeof(defaultParams));
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// Descriptor set layout for set 1: binding 0 = sampler2D, binding 1 = ShadowCharParams UBO
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VkDescriptorSetLayoutBinding layoutBindings[2]{};
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layoutBindings[0].binding = 0;
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layoutBindings[0].descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
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layoutBindings[0].descriptorCount = 1;
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layoutBindings[0].stageFlags = VK_SHADER_STAGE_FRAGMENT_BIT;
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layoutBindings[1].binding = 1;
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layoutBindings[1].descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER;
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layoutBindings[1].descriptorCount = 1;
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layoutBindings[1].stageFlags = VK_SHADER_STAGE_FRAGMENT_BIT;
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VkDescriptorSetLayoutCreateInfo layoutCI{VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO};
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layoutCI.bindingCount = 2;
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layoutCI.pBindings = layoutBindings;
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if (vkCreateDescriptorSetLayout(device, &layoutCI, nullptr, &shadowParamsLayout_) != VK_SUCCESS) {
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LOG_ERROR("CharacterRenderer: failed to create shadow params layout");
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return false;
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}
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// Descriptor pool (1 set)
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VkDescriptorPoolSize poolSizes[2]{};
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poolSizes[0].type = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
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poolSizes[0].descriptorCount = 1;
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poolSizes[1].type = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER;
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poolSizes[1].descriptorCount = 1;
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VkDescriptorPoolCreateInfo poolCI{VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO};
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poolCI.maxSets = 1;
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poolCI.poolSizeCount = 2;
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poolCI.pPoolSizes = poolSizes;
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if (vkCreateDescriptorPool(device, &poolCI, nullptr, &shadowParamsPool_) != VK_SUCCESS) {
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LOG_ERROR("CharacterRenderer: failed to create shadow params pool");
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return false;
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}
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// Allocate descriptor set
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VkDescriptorSetAllocateInfo setAlloc{VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO};
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setAlloc.descriptorPool = shadowParamsPool_;
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setAlloc.descriptorSetCount = 1;
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setAlloc.pSetLayouts = &shadowParamsLayout_;
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if (vkAllocateDescriptorSets(device, &setAlloc, &shadowParamsSet_) != VK_SUCCESS) {
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LOG_ERROR("CharacterRenderer: failed to allocate shadow params set");
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return false;
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}
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// Write descriptors (white dummy texture + ShadowCharParams UBO)
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VkDescriptorImageInfo imgInfo{};
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imgInfo.imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
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imgInfo.imageView = whiteTexture_->getImageView();
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imgInfo.sampler = whiteTexture_->getSampler();
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VkDescriptorBufferInfo bufInfo{};
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bufInfo.buffer = shadowParamsUBO_;
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bufInfo.offset = 0;
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bufInfo.range = sizeof(ShadowCharParams);
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VkWriteDescriptorSet writes[2]{};
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writes[0].sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
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writes[0].dstSet = shadowParamsSet_;
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writes[0].dstBinding = 0;
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writes[0].descriptorCount = 1;
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writes[0].descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
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writes[0].pImageInfo = &imgInfo;
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writes[1].sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
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writes[1].dstSet = shadowParamsSet_;
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writes[1].dstBinding = 1;
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writes[1].descriptorCount = 1;
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writes[1].descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER;
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writes[1].pBufferInfo = &bufInfo;
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vkUpdateDescriptorSets(device, 2, writes, 0, nullptr);
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// Pipeline layout: set 0 = perFrameLayout_ (dummy), set 1 = shadowParamsLayout_, set 2 = boneSetLayout_
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// Push constant: 128 bytes (lightSpaceMatrix + model), VERTEX stage
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VkDescriptorSetLayout setLayouts[] = {perFrameLayout_, shadowParamsLayout_, boneSetLayout_};
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VkPushConstantRange pc{};
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pc.stageFlags = VK_SHADER_STAGE_VERTEX_BIT;
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pc.offset = 0;
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pc.size = 128;
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VkPipelineLayoutCreateInfo plCI{VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO};
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plCI.setLayoutCount = 3;
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plCI.pSetLayouts = setLayouts;
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plCI.pushConstantRangeCount = 1;
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plCI.pPushConstantRanges = &pc;
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if (vkCreatePipelineLayout(device, &plCI, nullptr, &shadowPipelineLayout_) != VK_SUCCESS) {
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LOG_ERROR("CharacterRenderer: failed to create shadow pipeline layout");
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return false;
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}
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// Load character shadow shaders
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VkShaderModule vertShader, fragShader;
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if (!vertShader.loadFromFile(device, "assets/shaders/character_shadow.vert.spv")) {
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LOG_ERROR("CharacterRenderer: failed to load character_shadow.vert.spv");
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return false;
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}
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if (!fragShader.loadFromFile(device, "assets/shaders/character_shadow.frag.spv")) {
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LOG_ERROR("CharacterRenderer: failed to load character_shadow.frag.spv");
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vertShader.destroy();
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return false;
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}
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// Character vertex format (M2Vertex): stride = 48 bytes
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// loc 0: vec3 aPos (R32G32B32_SFLOAT, offset 0)
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// loc 1: vec4 aBoneWeights (R8G8B8A8_UNORM, offset 12)
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// loc 2: ivec4 aBoneIndices (R8G8B8A8_UINT, offset 16)
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// loc 3: vec2 aTexCoord (R32G32_SFLOAT, offset 32)
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VkVertexInputBindingDescription vertBind{};
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vertBind.binding = 0;
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vertBind.stride = static_cast<uint32_t>(sizeof(pipeline::M2Vertex));
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vertBind.inputRate = VK_VERTEX_INPUT_RATE_VERTEX;
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std::vector<VkVertexInputAttributeDescription> vertAttrs = {
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{0, 0, VK_FORMAT_R32G32B32_SFLOAT, static_cast<uint32_t>(offsetof(pipeline::M2Vertex, position))},
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{1, 0, VK_FORMAT_R8G8B8A8_UNORM, static_cast<uint32_t>(offsetof(pipeline::M2Vertex, boneWeights))},
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{2, 0, VK_FORMAT_R8G8B8A8_UINT, static_cast<uint32_t>(offsetof(pipeline::M2Vertex, boneIndices))},
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{3, 0, VK_FORMAT_R32G32_SFLOAT, static_cast<uint32_t>(offsetof(pipeline::M2Vertex, texCoords))},
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};
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shadowPipeline_ = PipelineBuilder()
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.setShaders(vertShader.stageInfo(VK_SHADER_STAGE_VERTEX_BIT),
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fragShader.stageInfo(VK_SHADER_STAGE_FRAGMENT_BIT))
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.setVertexInput({vertBind}, vertAttrs)
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.setTopology(VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST)
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.setRasterization(VK_POLYGON_MODE_FILL, VK_CULL_MODE_FRONT_BIT)
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.setDepthTest(true, true, VK_COMPARE_OP_LESS_OR_EQUAL)
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.setDepthBias(2.0f, 4.0f)
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.setNoColorAttachment()
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.setLayout(shadowPipelineLayout_)
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.setRenderPass(shadowRenderPass)
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.setDynamicStates({VK_DYNAMIC_STATE_VIEWPORT, VK_DYNAMIC_STATE_SCISSOR})
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.build(device);
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vertShader.destroy();
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fragShader.destroy();
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if (!shadowPipeline_) {
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LOG_ERROR("CharacterRenderer: failed to create shadow pipeline");
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return false;
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}
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LOG_INFO("CharacterRenderer shadow pipeline initialized");
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return true;
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}
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void CharacterRenderer::renderShadow(VkCommandBuffer cmd, const glm::mat4& lightSpaceMatrix) {
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if (!shadowPipeline_ || !shadowParamsSet_) return;
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if (instances.empty() || models.empty()) return;
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uint32_t frameIndex = vkCtx_->getCurrentFrame();
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VkDevice device = vkCtx_->getDevice();
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vkCmdBindPipeline(cmd, VK_PIPELINE_BIND_POINT_GRAPHICS, shadowPipeline_);
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// Bind shadow params set at set 1
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vkCmdBindDescriptorSets(cmd, VK_PIPELINE_BIND_POINT_GRAPHICS, shadowPipelineLayout_,
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1, 1, &shadowParamsSet_, 0, nullptr);
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struct ShadowPush { glm::mat4 lightSpaceMatrix; glm::mat4 model; };
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for (auto& pair : instances) {
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auto& inst = pair.second;
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if (!inst.visible) continue;
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auto modelIt = models.find(inst.modelId);
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if (modelIt == models.end()) continue;
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const M2ModelGPU& gpuModel = modelIt->second;
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if (!gpuModel.vertexBuffer) continue;
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glm::mat4 modelMat = inst.hasOverrideModelMatrix
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? inst.overrideModelMatrix
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: getModelMatrix(inst);
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// Ensure bone SSBO is allocated and upload bone matrices
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int numBones = std::min(static_cast<int>(inst.boneMatrices.size()), MAX_BONES);
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if (numBones > 0) {
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if (!inst.boneBuffer[frameIndex]) {
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VkBufferCreateInfo bci{VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO};
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bci.size = MAX_BONES * sizeof(glm::mat4);
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bci.usage = VK_BUFFER_USAGE_STORAGE_BUFFER_BIT;
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VmaAllocationCreateInfo aci{};
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aci.usage = VMA_MEMORY_USAGE_CPU_TO_GPU;
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aci.flags = VMA_ALLOCATION_CREATE_MAPPED_BIT;
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VmaAllocationInfo ai{};
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vmaCreateBuffer(vkCtx_->getAllocator(), &bci, &aci,
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&inst.boneBuffer[frameIndex], &inst.boneAlloc[frameIndex], &ai);
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inst.boneMapped[frameIndex] = ai.pMappedData;
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VkDescriptorSetAllocateInfo dsAI{VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO};
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dsAI.descriptorPool = boneDescPool_;
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dsAI.descriptorSetCount = 1;
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dsAI.pSetLayouts = &boneSetLayout_;
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vkAllocateDescriptorSets(device, &dsAI, &inst.boneSet[frameIndex]);
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if (inst.boneSet[frameIndex]) {
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VkDescriptorBufferInfo bInfo{};
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bInfo.buffer = inst.boneBuffer[frameIndex];
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bInfo.offset = 0;
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bInfo.range = bci.size;
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VkWriteDescriptorSet w{VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET};
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w.dstSet = inst.boneSet[frameIndex];
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w.dstBinding = 0;
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w.descriptorCount = 1;
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w.descriptorType = VK_DESCRIPTOR_TYPE_STORAGE_BUFFER;
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w.pBufferInfo = &bInfo;
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vkUpdateDescriptorSets(device, 1, &w, 0, nullptr);
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}
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}
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if (inst.boneMapped[frameIndex]) {
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memcpy(inst.boneMapped[frameIndex], inst.boneMatrices.data(),
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numBones * sizeof(glm::mat4));
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}
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}
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if (!inst.boneSet[frameIndex]) continue;
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// Bind bone SSBO at set 2
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vkCmdBindDescriptorSets(cmd, VK_PIPELINE_BIND_POINT_GRAPHICS, shadowPipelineLayout_,
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2, 1, &inst.boneSet[frameIndex], 0, nullptr);
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ShadowPush push{lightSpaceMatrix, modelMat};
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vkCmdPushConstants(cmd, shadowPipelineLayout_, VK_SHADER_STAGE_VERTEX_BIT, 0, 128, &push);
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VkDeviceSize offset = 0;
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vkCmdBindVertexBuffers(cmd, 0, 1, &gpuModel.vertexBuffer, &offset);
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vkCmdBindIndexBuffer(cmd, gpuModel.indexBuffer, 0, VK_INDEX_TYPE_UINT16);
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bool applyGeosetFilter = !inst.activeGeosets.empty();
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for (const auto& batch : gpuModel.data.batches) {
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uint16_t blendMode = 0;
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if (batch.materialIndex < gpuModel.data.materials.size()) {
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blendMode = gpuModel.data.materials[batch.materialIndex].blendMode;
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}
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if (blendMode >= 2) continue; // skip transparent
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if (applyGeosetFilter &&
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inst.activeGeosets.find(batch.submeshId) == inst.activeGeosets.end()) continue;
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vkCmdDrawIndexed(cmd, batch.indexCount, 1, batch.indexStart, 0, 0);
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}
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}
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}
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glm::mat4 CharacterRenderer::getModelMatrix(const CharacterInstance& instance) const {
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