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Image is projected onto the sqaure now

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Ano-sys
2025-04-05 15:04:30 +02:00
parent 881a43177e
commit 6d986f496e
4 changed files with 60 additions and 37 deletions
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vulkan/vulkan_app.cpp
+38 -16
View File
@@ -419,10 +419,19 @@ namespace vapp{
uboLayoutBinding.descriptorCount = 1;
uboLayoutBinding.stageFlags = VK_SHADER_STAGE_VERTEX_BIT;
VkDescriptorSetLayoutBinding samplerLayoutBinding{};
samplerLayoutBinding.binding = 1;
samplerLayoutBinding.descriptorCount = 1;
samplerLayoutBinding.descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
samplerLayoutBinding.pImmutableSamplers = nullptr;
samplerLayoutBinding.stageFlags = VK_SHADER_STAGE_FRAGMENT_BIT;
std::array<VkDescriptorSetLayoutBinding, 2> bindings = { uboLayoutBinding, samplerLayoutBinding };
VkDescriptorSetLayoutCreateInfo layoutInfo{};
layoutInfo.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO;
layoutInfo.bindingCount = 1;
layoutInfo.pBindings = &uboLayoutBinding;
layoutInfo.bindingCount = static_cast<uint32_t>(bindings.size());
layoutInfo.pBindings = bindings.data();
if(vkCreateDescriptorSetLayout(device, &layoutInfo, nullptr, &descriptorSetLayout) != VK_SUCCESS){
throw std::runtime_error("Func: createDescriptorSetLayout\nError: Failed to create Descriptor Set Layout!\n");
@@ -1026,14 +1035,16 @@ namespace vapp{
}
void Vulkan::createDescriptorPool(){
VkDescriptorPoolSize poolSize{};
poolSize.type = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER;
poolSize.descriptorCount = static_cast<uint32_t>(MAX_FRAMES_IN_FLIGHT);
std::array<VkDescriptorPoolSize, 2> poolSizes{};
poolSizes[0].type = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER;
poolSizes[0].descriptorCount = static_cast<uint32_t>(MAX_FRAMES_IN_FLIGHT);
poolSizes[1].type = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
poolSizes[1].descriptorCount = static_cast<uint32_t>(MAX_FRAMES_IN_FLIGHT);
VkDescriptorPoolCreateInfo poolInfo{};
poolInfo.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO;
poolInfo.poolSizeCount = 1;
poolInfo.pPoolSizes = &poolSize;
poolInfo.poolSizeCount = static_cast<uint32_t>(poolSizes.size());
poolInfo.pPoolSizes = poolSizes.data();
poolInfo.maxSets = static_cast<uint32_t>(MAX_FRAMES_IN_FLIGHT);
if(vkCreateDescriptorPool(device, &poolInfo, nullptr, &descriptorPool) != VK_SUCCESS){
@@ -1062,18 +1073,29 @@ namespace vapp{
bufferInfo.offset = 0;
bufferInfo.range = sizeof(UniformBufferObject);
VkWriteDescriptorSet descriptorWrite{};
descriptorWrite.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
descriptorWrite.dstSet = descriptorSets[i];
descriptorWrite.dstBinding = 0;
descriptorWrite.dstArrayElement = 0;
VkDescriptorImageInfo imageInfo{};
imageInfo.imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
imageInfo.imageView = textureImageView;
imageInfo.sampler = textureSampler;
descriptorWrite.descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER;
descriptorWrite.descriptorCount = 1;
std::array<VkWriteDescriptorSet, 2> descriptorWrites{};
descriptorWrites[0].sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
descriptorWrites[0].dstSet = descriptorSets[i];
descriptorWrites[0].dstBinding = 0;
descriptorWrites[0].dstArrayElement = 0;
descriptorWrites[0].descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER;
descriptorWrites[0].descriptorCount = 1;
descriptorWrites[0].pBufferInfo = &bufferInfo;
descriptorWrite.pBufferInfo = &bufferInfo;
descriptorWrites[1].sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
descriptorWrites[1].dstSet = descriptorSets[i];
descriptorWrites[1].dstBinding = 1;
descriptorWrites[1].dstArrayElement = 0;
descriptorWrites[1].descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
descriptorWrites[1].descriptorCount = 1;
descriptorWrites[1].pImageInfo = &imageInfo;
vkUpdateDescriptorSets(device, 1, &descriptorWrite, 0, nullptr);
vkUpdateDescriptorSets(device, static_cast<uint32_t>(descriptorWrites.size()), descriptorWrites.data(), 0, nullptr);
}
}
vulkan/vulkan_app.hpp
+14 -6
View File
@@ -34,17 +34,20 @@ namespace vapp{
struct Vertex{
glm::vec2 pos;
glm::vec3 color;
glm::vec2 texCoord;
static VkVertexInputBindingDescription getBindingDescription(){
VkVertexInputBindingDescription bindingDescription{};
bindingDescription.binding = 0;
bindingDescription.stride = sizeof(Vertex);
bindingDescription.inputRate = VK_VERTEX_INPUT_RATE_VERTEX;
return bindingDescription;
}
static std::array<VkVertexInputAttributeDescription, 2> getAttributeDescriptions(){
std::array<VkVertexInputAttributeDescription, 2> attributeDescriptions{};
static std::array<VkVertexInputAttributeDescription, 3> getAttributeDescriptions(){
std::array<VkVertexInputAttributeDescription, 3> attributeDescriptions{};
attributeDescriptions[0].binding = 0;
attributeDescriptions[0].location = 0;
@@ -56,16 +59,21 @@ namespace vapp{
attributeDescriptions[1].format = VK_FORMAT_R32G32B32_SFLOAT;
attributeDescriptions[1].offset = offsetof(Vertex, color);
attributeDescriptions[2].binding = 0;
attributeDescriptions[2].location = 2;
attributeDescriptions[2].format = VK_FORMAT_R32G32_SFLOAT;
attributeDescriptions[2].offset = offsetof(Vertex, texCoord);
return attributeDescriptions;
}
};
// TODO: Remove
const std::vector<Vertex> vertices = {
{{-0.5f, -0.5f}, {0.0f, 1.0f, 0.0f}},
{{0.5f, -0.5f}, {0.0f, 0.0f, 1.0f}},
{{0.5f, 0.5f}, {0.0f, 1.0f, 0.0f}},
{{-0.5f, 0.5f}, {1.0f, 0.0f, 0.0f}}
{{-0.5f, -0.5f}, {0.0f, 1.0f, 0.0f}, {1.0f, 0.0f}},
{{0.5f, -0.5f}, {0.0f, 0.0f, 1.0f}, {0.0f, 0.0f}},
{{0.5f, 0.5f}, {0.0f, 1.0f, 0.0f}, {0.0f, 1.0f}},
{{-0.5f, 0.5f}, {1.0f, 0.0f, 0.0f}, {1.0f, 1.0f}}
};
// uint16_t also possible -> change in vkCmdBindIndexBuffer also