Some renaming

betterRenderer/renderer/source/tonemap.cpp

@@ -0,0 +1,68 @@
+#include "tonemap.h"
+
+#include <nvrhi/utils.h>
+
+#include "config.h"
+#include "nvrendererbackend.h"
+
+void TonemapPass::Init() {
+  nvrhi::utils::CreateBindingSetAndLayout(
+      m_backend->GetDevice(), nvrhi::ShaderType::Pixel, 0,
+      nvrhi::BindingSetDesc()
+          .addItem(nvrhi::BindingSetItem::Texture_SRV(0, m_source))
+          .addItem(nvrhi::BindingSetItem::Texture_SRV(
+              1, static_cast<nvrhi::ITexture*>(
+                     m_renderer
+                         ->GetResource("noise_2d_ldr",
+                                       nvrhi::ResourceType::Texture_SRV)
+                         .m_resource)))
+          .addItem(nvrhi::BindingSetItem::Sampler(
+              0, m_backend->GetDevice()->createSampler(nvrhi::SamplerDesc())))
+          .addItem(nvrhi::BindingSetItem::PushConstants(0, sizeof(glm::vec4))),
+      m_binding_layout, m_binding_set);
+  m_pixel_shader = m_backend->CreateShader("tonemap", nvrhi::ShaderType::Pixel);
+  m_output = m_backend->GetDevice()->createTexture(
+      nvrhi::TextureDesc()
+          .setFormat(m_output_format)
+          .setWidth(m_source->getDesc().width)
+          .setHeight(m_source->getDesc().height)
+          .setIsRenderTarget(true)
+          .setInitialState(nvrhi::ResourceStates::ShaderResource)
+          .setKeepInitialState(true));
+  m_framebuffer = m_backend->GetDevice()->createFramebuffer(
+      nvrhi::FramebufferDesc().addColorAttachment(m_output));
+  FullScreenPass::Init();
+}
+
+void TonemapPass::CreatePipelineDesc(
+    nvrhi::GraphicsPipelineDesc& pipeline_desc) {
+  FullScreenPass::CreatePipelineDesc(pipeline_desc);
+  pipeline_desc.addBindingLayout(m_binding_layout);
+  pipeline_desc.setPixelShader(m_pixel_shader);
+}
+
+void TonemapPass::Render(nvrhi::ICommandList* command_list) {
+  nvrhi::GraphicsState graphics_state;
+  InitState(graphics_state);
+  graphics_state.addBindingSet(m_binding_set);
+  command_list->setGraphicsState(graphics_state);
+
+  auto hdr_config = NvRenderer::Config()->m_display.GetHDRConfig();
+
+  struct TonemapConstants {
+    MaConfig::MaTonemapType m_tonemap_function;
+    float m_scene_exposure;
+    float m_scene_nits;
+    float m_scene_gamma;
+  } tonemap_constants{hdr_config.m_tonemap_function,
+                      glm::pow(2.f, hdr_config.m_scene_exposure), hdr_config.m_scene_nits,
+                      hdr_config.m_scene_gamma};
+
+  command_list->setPushConstants(&tonemap_constants, sizeof(tonemap_constants));
+
+  Draw(command_list);
+}
+
+nvrhi::IFramebuffer* TonemapPass::GetFramebuffer() {
+  return FullScreenPass::GetFramebuffer();  // m_framebuffer;
+}