merge manul

2026-07-20 06:49:19 +02:00 · 2025-03-09 15:36:11 +01:00
parent a687f551a2
commit a5f6397eca
1211 changed files with 483542 additions and 58643 deletions
--- a/manul/renderer/source/fullscreenpass.cpp
+++ b/manul/renderer/source/fullscreenpass.cpp
@@ -0,0 +1,96 @@
+#include "nvrenderer/nvrenderer.h"
+
+#include "fullscreenpass.h"
+
+#include "nvrendererbackend.h"
+
+FullScreenPass::FullScreenPass(NvRendererBackend* backend)
+    : m_backend(backend) {}
+
+nvrhi::IShader* FullScreenPass::GetVertexShader() {
+  static nvrhi::ShaderHandle vertex_shader = nullptr;
+  if (!vertex_shader)
+    vertex_shader = m_backend->CreateShader("fx_vertex", nvrhi::ShaderType::Vertex);
+  return vertex_shader;
+}
+
+nvrhi::IInputLayout* FullScreenPass::GetInputLayout() {
+  static nvrhi::InputLayoutHandle input_layout = nullptr;
+  if (!input_layout) {
+    nvrhi::VertexAttributeDesc attribute_desc =
+        nvrhi::VertexAttributeDesc()
+            .setName("Position")
+            .setElementStride(sizeof(glm::vec2))
+            .setOffset(0)
+            .setFormat(nvrhi::Format::RG32_FLOAT)
+            .setBufferIndex(0)
+            .setIsInstanced(false);
+    input_layout = m_backend->GetDevice()->createInputLayout(&attribute_desc, 1,
+                                                          GetVertexShader());
+  }
+  return input_layout;
+}
+
+nvrhi::IBuffer* FullScreenPass::GetVertexBuffer() {
+  static nvrhi::BufferHandle vertex_buffer = nullptr;
+  if (!vertex_buffer) {
+    glm::vec2 vertices[]{{0.f, 0.f}, {1.f, 0.f}, {0.f, 1.f}, {1.f, 1.f}};
+    vertex_buffer = m_backend->GetDevice()->createBuffer(
+        nvrhi::BufferDesc()
+            .setIsVertexBuffer(true)
+            .setByteSize(sizeof(vertices))
+            .setInitialState(nvrhi::ResourceStates::VertexBuffer)
+            .setKeepInitialState(true)
+            .setCpuAccess(nvrhi::CpuAccessMode::Write));
+    void* map = m_backend->GetDevice()->mapBuffer(vertex_buffer,
+                                               nvrhi::CpuAccessMode::Write);
+    memcpy(map, vertices, sizeof(vertices));
+    m_backend->GetDevice()->unmapBuffer(vertex_buffer);
+  }
+  return vertex_buffer;
+}
+
+void FullScreenPass::Init() { CreatePipeline(); }
+
+void FullScreenPass::CreatePipeline() {
+  nvrhi::GraphicsPipelineDesc pipeline_desc;
+  CreatePipelineDesc(pipeline_desc);
+  m_pipeline = m_backend->GetDevice()->createGraphicsPipeline(pipeline_desc,
+                                                           GetFramebuffer());
+}
+
+void FullScreenPass::CreatePipelineDesc(
+    nvrhi::GraphicsPipelineDesc& pipeline_desc) {
+  pipeline_desc.setVertexShader(GetVertexShader())
+      .setInputLayout(GetInputLayout())
+      .setPrimType(nvrhi::PrimitiveType::TriangleStrip)
+      .setRenderState(
+          nvrhi::RenderState()
+              .setBlendState(nvrhi::BlendState().setRenderTarget(
+                  0, nvrhi::BlendState::RenderTarget().disableBlend()))
+              .setRasterState(nvrhi::RasterState()
+                                  .setCullNone()
+                                  .disableScissor()
+                                  .disableDepthClip()
+                                  .setFillSolid())
+              .setDepthStencilState(nvrhi::DepthStencilState()
+                                        .disableDepthTest()
+                                        .disableDepthWrite()
+                                        .disableStencil()));
+}
+
+nvrhi::IFramebuffer* FullScreenPass::GetFramebuffer() { return m_backend->GetCurrentFramebuffer(); }
+
+void FullScreenPass::InitState(nvrhi::GraphicsState& render_state) {
+  nvrhi::IFramebuffer* framebuffer = GetFramebuffer();
+  render_state.setFramebuffer(framebuffer);
+  render_state.setViewport(nvrhi::ViewportState().addViewportAndScissorRect(
+      framebuffer->getFramebufferInfo().getViewport()));
+  render_state.setPipeline(m_pipeline);
+  render_state.addVertexBuffer(
+      nvrhi::VertexBufferBinding().setSlot(0).setBuffer(GetVertexBuffer()));
+}
+
+void FullScreenPass::Draw(nvrhi::ICommandList* command_list) {
+  command_list->draw(nvrhi::DrawArguments().setVertexCount(4));
+}