Files
MacroLibX/runtime/Sources/Renderer/RenderPasses/FinalPass.cpp
2025-11-04 20:33:04 +01:00

91 lines
3.1 KiB
C++

#include <PreCompiled.h>
#include <Renderer/RenderPasses/FinalPass.h>
#include <Renderer/Pipelines/Graphics.h>
#include <Renderer/Renderer.h>
#include <Graphics/Scene.h>
#include <Core/EventBus.h>
namespace mlx
{
void FinalPass::Init()
{
MLX_PROFILE_FUNCTION();
ShaderLayout vertex_shader_layout(
{}, {}
);
std::vector<std::uint8_t> vertex_shader_code = {
#include <Embedded/ShaderScreenVertex.spv.h>
};
p_vertex_shader = std::make_shared<Shader>(vertex_shader_code, ShaderType::Vertex, std::move(vertex_shader_layout));
ShaderLayout fragment_shader_layout(
{
{ 0,
ShaderSetLayout({
{ 0, VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER }
})
}
}, {}
);
std::vector<std::uint8_t> fragment_shader_code = {
#include <Embedded/ShaderScreenFragment.spv.h>
};
p_fragment_shader = std::make_shared<Shader>(fragment_shader_code, ShaderType::Fragment, std::move(fragment_shader_layout));
std::function<void(const EventBase&)> functor = [this](const EventBase& event)
{
if(event.What() == Event::ResizeEventCode)
m_pipeline.Destroy();
};
EventBus::RegisterListener({ functor, "mlx_final_pass_" + std::to_string(reinterpret_cast<std::uintptr_t>(this)) });
p_set = RenderCore::Get().GetDescriptorPoolManager().GetAvailablePool(p_fragment_shader->GetShaderLayout().set_layouts[0].second, ShaderType::Fragment).RequestDescriptorSet(p_fragment_shader->GetShaderLayout().set_layouts[0].second, ShaderType::Fragment);
}
void FinalPass::Pass([[maybe_unused]] Scene& scene, Renderer& renderer, Texture& render_target, NonOwningPtr<class Texture> final_target)
{
MLX_PROFILE_FUNCTION();
if(m_pipeline.GetPipeline() == VK_NULL_HANDLE)
{
GraphicPipelineDescriptor pipeline_descriptor;
pipeline_descriptor.vertex_shader = p_vertex_shader;
pipeline_descriptor.fragment_shader = p_fragment_shader;
if(final_target)
pipeline_descriptor.color_attachments = { final_target };
else
pipeline_descriptor.renderer = &renderer;
pipeline_descriptor.no_vertex_inputs = true;
#ifdef DEBUG
if(final_target)
m_pipeline.Init(pipeline_descriptor, "mlx_final_pass");
else
m_pipeline.Init(pipeline_descriptor, "mlx_final_pass_" + renderer.GetWindow()->GetName());
#else
m_pipeline.Init(pipeline_descriptor, {});
#endif
}
VkCommandBuffer cmd = renderer.GetActiveCommandBuffer();
p_set->SetImage(renderer.GetCurrentFrameIndex(), 0, render_target);
p_set->Update(renderer.GetCurrentFrameIndex(), cmd);
m_pipeline.BindPipeline(cmd, renderer.GetSwapchain().GetImageIndex(), { 0.0f, 0.0f, 0.0f, 1.0f });
VkDescriptorSet set = p_set->GetSet(renderer.GetCurrentFrameIndex());
RenderCore::Get().vkCmdBindDescriptorSets(cmd, m_pipeline.GetPipelineBindPoint(), m_pipeline.GetPipelineLayout(), 0, 1, &set, 0, nullptr);
RenderCore::Get().vkCmdDraw(cmd, 3, 1, 0, 0);
renderer.GetDrawCallsCounterRef()++;
renderer.GetPolygonDrawnCounterRef()++;
m_pipeline.EndPipeline(cmd);
}
void FinalPass::Destroy()
{
MLX_PROFILE_FUNCTION();
m_pipeline.Destroy();
p_vertex_shader.reset();
p_fragment_shader.reset();
p_set->ReturnDescriptorSetToPool();
p_set.reset();
}
}