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64 lines
1.4 KiB
C++
64 lines
1.4 KiB
C++
#pragma once
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#include <string>
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#include <memory>
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#include "platform.h"
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#include <mutex>
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#include GLHEADER
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class TextureResource;
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class TextureData
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{
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public:
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TextureData(bool tile);
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~TextureData();
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// These functions populate mDataRGBA but do not upload the texture to VRAM
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//!!!! Needs to be canonical path. Caller should check for duplicates before calling this
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void initFromPath(const std::string& path);
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bool initSVGFromMemory(const unsigned char* fileData, size_t length);
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bool initImageFromMemory(const unsigned char* fileData, size_t length);
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bool initFromRGBA(const unsigned char* dataRGBA, size_t width, size_t height);
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// Read the data into memory if necessary
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bool load();
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bool isLoaded();
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// Upload the texture to VRAM if necessary and bind. Returns true if bound ok or
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// false if either not loaded
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bool uploadAndBind();
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// Release the texture from VRAM
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void releaseVRAM();
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// Release the texture from conventional RAM
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void releaseRAM();
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// Get the amount of VRAM currenty used by this texture
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size_t getVRAMUsage();
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size_t width();
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size_t height();
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float sourceWidth();
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float sourceHeight();
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void setSourceSize(float width, float height);
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bool tiled() { return mTile; }
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private:
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std::mutex mMutex;
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bool mTile;
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std::string mPath;
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GLuint mTextureID;
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unsigned char* mDataRGBA;
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size_t mWidth;
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size_t mHeight;
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float mSourceWidth;
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float mSourceHeight;
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bool mScalable;
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bool mReloadable;
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};
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