[Feat] (MG_State/Texture): Initial implementation of cube map

2026-09-09 12:48:32 +09:00 · 2025-11-25 22:47:41 +08:00
parent 4d44dda117
commit a0aaba3cb5
10 changed files with 184 additions and 52 deletions
@@ -0,0 +1,37 @@
+#pragma once
+#include "TextureObject.h"
+
+namespace MobileGL {
+    namespace MG_State {
+        namespace GLState {
+            class TextureObject2DCube : public TextureObjectBase {
+            public:
+                explicit TextureObject2DCube(Uint externalIndex);
+
+                const Vector<TextureUploadTarget>& GetUploadTargets() const override {
+                    return m_uploadTargets;
+                }
+
+                Uint GetMipmapLevelCount() const override;
+                const IntVec3 GetMipmapTexelSize(TextureUploadTarget target, Uint mipmapLevel) const override;
+                const SizeT GetMipmapByteSize(TextureUploadTarget target, Uint mipmapLevel) const override;
+                void AllocateStorage(TextureUploadTarget uploadTarget, Uint mipmapLevel, MipmapInput input) override;
+                void UpdateMipmapSubData(TextureUploadTarget uploadTarget, Uint mipmapLevel, DataPtr input) override;
+                void* MapMipmapData(TextureUploadTarget uploadTarget, Uint mipmapLevel) override;
+                void MarkStorageDirty(TextureUploadTarget uploadTarget, Uint mipmapLevel, bool dirty) override;
+                bool IsStorageDirty(TextureUploadTarget uploadTarget, Uint mipmapLevel) const override;
+            protected:
+                Uint GetIndexOfTextureUploadTarget(TextureUploadTarget target) const override;
+                TextureStorage<6> m_textureStorage;
+                const Vector<TextureUploadTarget> m_uploadTargets {
+                        TextureUploadTarget::CubeMapPositiveX,
+                        TextureUploadTarget::CubeMapNegativeX,
+                        TextureUploadTarget::CubeMapPositiveY,
+                        TextureUploadTarget::CubeMapNegativeY,
+                        TextureUploadTarget::CubeMapPositiveZ,
+                        TextureUploadTarget::CubeMapNegativeZ,
+                };
+            };
+        }
+    }
+}