merge manul

manul/renderer/source/csm.h

@@ -0,0 +1,30 @@
+#pragma once
+
+#include <nvrhi/nvrhi.h>
+
+#include "nvrenderer/resource_registry.h"
+
+struct MaShadowMap : public MaResourceRegistry {
+  MaShadowMap(class NvRenderer* renderer);
+  void Init();
+  std::vector<double> m_shadow_planes;
+  std::vector<glm::dmat4> m_cascade_matrices;
+  std::vector<glm::dmat4> m_cascade_matrices_clamped;
+  double m_far_plane_first;
+  double m_far_plane_last;
+  double m_shadow_far_plane;
+  nvrhi::BufferHandle m_projection_buffer;
+  nvrhi::BufferHandle m_inverse_projection_buffer;
+  class NvRendererBackend* m_backend;
+  void CalcCascades(const glm::dmat4& projection, const glm::dmat4& view,
+                    const glm::dvec3& light);
+  void UpdateConstants(nvrhi::ICommandList* command_list);
+  static void GetViewPlaneCornersWorldSpace(
+      const glm::dmat4& projection, const glm::dmat4& inverse_projection,
+      const glm::dmat4& inverse_view, const double& d, bool normalize,
+      glm::dvec3& ll, glm::dvec3& lr, glm::dvec3& ul, glm::dvec3& ur);
+  struct ShadowProjectionConstants {
+    std::array<glm::mat4, 8> m_shadow_projection;
+    std::array<float, 8> m_shadow_planes;
+  };
+};