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Removed unused pipeline binding call, refactored vertex input state

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This commit is contained in:
saschawillems 2018-09-07 11:40:04 +02:00
parent 4bdbb31926
commit fbc6154921
1 changed files with 32 additions and 77 deletions
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109
examples/offscreen/offscreen.cpp
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@ -53,12 +53,6 @@ public:
vks::Model plane;
} models;
struct {
VkPipelineVertexInputStateCreateInfo inputState;
std::vector<VkVertexInputBindingDescription> bindingDescriptions;
std::vector<VkVertexInputAttributeDescription> attributeDescriptions;
} vertices;
struct {
vks::Buffer vsShared;
vks::Buffer vsMirror;
@ -442,7 +436,6 @@ public:
}
// Scene
vkCmdBindPipeline(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelines.debug);
// Reflection plane
vkCmdBindDescriptorSets(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelineLayouts.textured, 0, 1, &descriptorSets.mirror, 0, NULL);
@ -529,54 +522,6 @@ public:
models.quad.device = device;
}
void setupVertexDescriptions()
{
// Binding description
vertices.bindingDescriptions.resize(1);
vertices.bindingDescriptions[0] =
vks::initializers::vertexInputBindingDescription(
VERTEX_BUFFER_BIND_ID,
vertexLayout.stride(),
VK_VERTEX_INPUT_RATE_VERTEX);
// Attribute descriptions
vertices.attributeDescriptions.resize(4);
// Location 0 : Position
vertices.attributeDescriptions[0] =
vks::initializers::vertexInputAttributeDescription(
VERTEX_BUFFER_BIND_ID,
0,
VK_FORMAT_R32G32B32_SFLOAT,
0);
// Location 1 : Texture coordinates
vertices.attributeDescriptions[1] =
vks::initializers::vertexInputAttributeDescription(
VERTEX_BUFFER_BIND_ID,
1,
VK_FORMAT_R32G32_SFLOAT,
sizeof(float) * 3);
// Location 2 : Color
vertices.attributeDescriptions[2] =
vks::initializers::vertexInputAttributeDescription(
VERTEX_BUFFER_BIND_ID,
2,
VK_FORMAT_R32G32B32_SFLOAT,
sizeof(float) * 5);
// Location 3 : Normal
vertices.attributeDescriptions[3] =
vks::initializers::vertexInputAttributeDescription(
VERTEX_BUFFER_BIND_ID,
3,
VK_FORMAT_R32G32B32_SFLOAT,
sizeof(float) * 8);
vertices.inputState = vks::initializers::pipelineVertexInputStateCreateInfo();
vertices.inputState.vertexBindingDescriptionCount = vertices.bindingDescriptions.size();
vertices.inputState.pVertexBindingDescriptions = vertices.bindingDescriptions.data();
vertices.inputState.vertexAttributeDescriptionCount = vertices.attributeDescriptions.size();
vertices.inputState.pVertexAttributeDescriptions = vertices.attributeDescriptions.data();
}
void setupDescriptorPool()
{
std::vector<VkDescriptorPoolSize> poolSizes =
@ -775,45 +720,56 @@ public:
shaderStages[0] = loadShader(getAssetPath() + "shaders/offscreen/quad.vert.spv", VK_SHADER_STAGE_VERTEX_BIT);
shaderStages[1] = loadShader(getAssetPath() + "shaders/offscreen/quad.frag.spv", VK_SHADER_STAGE_FRAGMENT_BIT);
VkGraphicsPipelineCreateInfo pipelineCreateInfo =
vks::initializers::pipelineCreateInfo(
pipelineLayouts.textured,
renderPass,
0);
// Vertex bindings and attributes
const std::vector<VkVertexInputBindingDescription> vertexInputBindings = {
vks::initializers::vertexInputBindingDescription(0, vertexLayout.stride(), VK_VERTEX_INPUT_RATE_VERTEX),
};
const std::vector<VkVertexInputAttributeDescription> vertexInputAttributes = {
vks::initializers::vertexInputAttributeDescription(0, 0, VK_FORMAT_R32G32B32_SFLOAT, 0), // Location 0: Position
vks::initializers::vertexInputAttributeDescription(0, 1, VK_FORMAT_R32G32_SFLOAT, sizeof(float) * 3), // Location 1: UV
vks::initializers::vertexInputAttributeDescription(0, 2, VK_FORMAT_R32G32B32_SFLOAT, sizeof(float) * 5), // Location 2: Color
vks::initializers::vertexInputAttributeDescription(0, 3, VK_FORMAT_R32G32B32_SFLOAT, sizeof(float) * 8), // Location 3: Normal
};
VkPipelineVertexInputStateCreateInfo vertexInputState = vks::initializers::pipelineVertexInputStateCreateInfo();
vertexInputState.vertexBindingDescriptionCount = static_cast<uint32_t>(vertexInputBindings.size());
vertexInputState.pVertexBindingDescriptions = vertexInputBindings.data();
vertexInputState.vertexAttributeDescriptionCount = static_cast<uint32_t>(vertexInputAttributes.size());
vertexInputState.pVertexAttributeDescriptions = vertexInputAttributes.data();
pipelineCreateInfo.pVertexInputState = &vertices.inputState;
pipelineCreateInfo.pInputAssemblyState = &inputAssemblyState;
pipelineCreateInfo.pRasterizationState = &rasterizationState;
pipelineCreateInfo.pColorBlendState = &colorBlendState;
pipelineCreateInfo.pMultisampleState = &multisampleState;
pipelineCreateInfo.pViewportState = &viewportState;
pipelineCreateInfo.pDepthStencilState = &depthStencilState;
pipelineCreateInfo.pDynamicState = &dynamicState;
pipelineCreateInfo.stageCount = shaderStages.size();
pipelineCreateInfo.pStages = shaderStages.data();
VkGraphicsPipelineCreateInfo pipelineCI = vks::initializers::pipelineCreateInfo(pipelineLayouts.textured, renderPass, 0);
pipelineCI.pVertexInputState = &vertexInputState;
pipelineCI.pInputAssemblyState = &inputAssemblyState;
pipelineCI.pRasterizationState = &rasterizationState;
pipelineCI.pColorBlendState = &colorBlendState;
pipelineCI.pMultisampleState = &multisampleState;
pipelineCI.pViewportState = &viewportState;
pipelineCI.pDepthStencilState = &depthStencilState;
pipelineCI.pDynamicState = &dynamicState;
pipelineCI.stageCount = shaderStages.size();
pipelineCI.pStages = shaderStages.data();
VK_CHECK_RESULT(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, nullptr, &pipelines.debug));
VK_CHECK_RESULT(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCI, nullptr, &pipelines.debug));
// Mirror
shaderStages[0] = loadShader(getAssetPath() + "shaders/offscreen/mirror.vert.spv", VK_SHADER_STAGE_VERTEX_BIT);
shaderStages[1] = loadShader(getAssetPath() + "shaders/offscreen/mirror.frag.spv", VK_SHADER_STAGE_FRAGMENT_BIT);
rasterizationState.cullMode = VK_CULL_MODE_NONE;
VK_CHECK_RESULT(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, nullptr, &pipelines.mirror));
VK_CHECK_RESULT(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCI, nullptr, &pipelines.mirror));
// Flip culling
rasterizationState.cullMode = VK_CULL_MODE_BACK_BIT;
// Phong shading pipelines
pipelineCreateInfo.layout = pipelineLayouts.shaded;
pipelineCI.layout = pipelineLayouts.shaded;
// Scene
shaderStages[0] = loadShader(getAssetPath() + "shaders/offscreen/phong.vert.spv", VK_SHADER_STAGE_VERTEX_BIT);
shaderStages[1] = loadShader(getAssetPath() + "shaders/offscreen/phong.frag.spv", VK_SHADER_STAGE_FRAGMENT_BIT);
VK_CHECK_RESULT(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, nullptr, &pipelines.shaded));
VK_CHECK_RESULT(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCI, nullptr, &pipelines.shaded));
// Offscreen
// Flip culling
rasterizationState.cullMode = VK_CULL_MODE_FRONT_BIT;
pipelineCreateInfo.renderPass = offscreenPass.renderPass;
VK_CHECK_RESULT(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, nullptr, &pipelines.shadedOffscreen));
pipelineCI.renderPass = offscreenPass.renderPass;
VK_CHECK_RESULT(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCI, nullptr, &pipelines.shadedOffscreen));
}
@ -951,7 +907,6 @@ public:
loadAssets();
generateQuad();
prepareOffscreen();
setupVertexDescriptions();
prepareUniformBuffers();
setupDescriptorSetLayout();
preparePipelines();