Dynamitos/RayTracer
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Dynamitos
2025-01-25 18:05:47 +01:00
parent 86b6d678f6
commit 463e3d925e
18 changed files with 287 additions and 148 deletions
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src/gpu/Renderer.cpp
+44 -4
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@@ -1,4 +1,6 @@
#include "Renderer.h"
#include <slang-com-ptr.h>
#include <slang.h>
Renderer::Renderer()
: instance(nullptr), physicalDevice(nullptr), device(nullptr), queue(nullptr), cmdPool(nullptr), cmdBuffers(nullptr),
@@ -10,7 +12,8 @@ Renderer::Renderer()
Renderer::~Renderer() {}
void Renderer::createDevice() {
void Renderer::createDevice()
{
vk::ApplicationInfo appInfo("RayTracer", 1, "RayTracer", 1, VK_API_VERSION_1_3);
vk::InstanceCreateInfo instanceCreateInfo({}, &appInfo);
instance = Instance(context, instanceCreateInfo);
@@ -52,7 +55,8 @@ void Renderer::createCommands()
cmdBuffers = vk::raii::CommandBuffers(device, commandBufferAllocateInfo);
}
void Renderer::createDescriptors() {
void Renderer::createDescriptors()
{
vk::DescriptorSetLayoutBinding descriptorSetLayoutBinding(0, vk::DescriptorType::eUniformBuffer, 1, vk::ShaderStageFlagBits::eVertex);
vk::DescriptorSetLayoutCreateInfo descriptorSetLayoutCreateInfo({}, descriptorSetLayoutBinding);
descriptorLayout = DescriptorSetLayout(device, descriptorSetLayoutCreateInfo);
@@ -62,8 +66,44 @@ void Renderer::createDescriptors() {
pipelineLayout = PipelineLayout(device, pipelineLayoutCreateInfo);
}
void Renderer::createShaders() {
using namespace slang;
void Renderer::createShaders()
{
Slang::ComPtr<IGlobalSession> globalSession;
SlangGlobalSessionDesc desc = {};
createGlobalSession(&desc, globalSession.writeRef());
SessionDesc sessionDesc;
TargetDesc targetDesc;
targetDesc.format = SLANG_SPIRV;
targetDesc.profile = globalSession->findProfile("glsl_450");
sessionDesc.targets = &targetDesc;
sessionDesc.targetCount = 1;
const char* searchPaths[] = {"res/shaders/"};
sessionDesc.searchPaths = searchPaths;
sessionDesc.searchPathCount = 1;
/* ... fill in `sessionDesc` ... */
Slang::ComPtr<ISession> session;
globalSession->createSession(sessionDesc, session.writeRef());
Slang::ComPtr<IBlob> diagnostics;
IModule* module = session->loadModule("MyShaders", diagnostics.writeRef());
if (diagnostics)
{
std::cout << (const char*)diagnostics->getBufferPointer() << std::endl;
}
Slang::ComPtr<IEntryPoint> computeEntryPoint;
module->findEntryPointByName("myComputeMain", computeEntryPoint.writeRef());
IComponentType* components[] = {module, computeEntryPoint};
Slang::ComPtr<IComponentType> program;
session->createCompositeComponentType(components, 2, program.writeRef());
Slang::ComPtr<IComponentType> linkedProgram;
Slang::ComPtr<ISlangBlob> diagnosticBlob;
program->link(linkedProgram.writeRef(), diagnosticBlob.writeRef());
int entryPointIndex = 0; // only one entry point
int targetIndex = 0; // only one target
Slang::ComPtr<IBlob> kernelBlob;
linkedProgram->getEntryPointCode(entryPointIndex, targetIndex, kernelBlob.writeRef(), diagnostics.writeRef());
}
void Renderer::render(Camera cam, RenderParameter param) {}