feat: ACES tonemap + Bloom 后处理链(Extract/BlurH/BlurV 半分辨率)

- ACES(Narkowicz) 经 push 开关启用,exposure 接 ImGui 滑条
- RG: TextureDesc 支持 sizeScale 相对尺寸;per-pass 渲染尺寸解析
  (半分辨率 pass 的 viewport 由此决定)
- RG Toposort 重写:RAW+WAR+WAW 按声明序逐资源建边,支持多写者
  ping-pong 资源(旧逻辑对 reader 连接所有 writer,ping-pong 成环)
- GetPhysicalView 缺物理镜像时 throw(ENGINE_FATAL 只记日志不中止)
- 全屏 pass 通用 16B push + 公共录制 lambda,Extract/Blur/Tonemap 复用
This commit is contained in:
2026-09-22 19:18:51 +08:00
parent 601fd8997c
commit 908e688178
9 changed files with 352 additions and 67 deletions
+24
View File
@@ -15,6 +15,7 @@
#include <Engine/ECS/EntityHandle.h>
#include <Engine/ECS/Components.h>
#include <Engine/Assets/AssetManager.h>
#include <Engine/Renderer/Renderer.h>
#include <imgui.h>
@@ -130,6 +131,29 @@ protected:
}
}
// Tonemap + Bloom 参数(HDR 后处理输出端)
auto& renderer = GetRenderer();
ImGui::Separator();
ImGui::Text("Tonemap");
f32 exposure = renderer.GetExposure();
if (ImGui::SliderFloat("exposure", &exposure, 0.1f, 4.0f)) {
renderer.SetExposure(exposure);
}
bool aces = renderer.GetUseACES();
if (ImGui::Checkbox("ACES", &aces)) {
renderer.SetUseACES(aces);
}
ImGui::Text("Bloom");
f32 threshold = renderer.GetBloomThreshold();
if (ImGui::SliderFloat("threshold", &threshold, 0.0f, 2.0f)) {
renderer.SetBloomThreshold(threshold);
}
f32 strength = renderer.GetBloomStrength();
if (ImGui::SliderFloat("strength", &strength, 0.0f, 2.0f)) {
renderer.SetBloomStrength(strength);
}
ImGui::Separator();
ImGui::Text("fps: %.1f frame: %llu",
1.0f / GetDeltaTime(),