84 lines
2.0 KiB
C
84 lines
2.0 KiB
C
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#ifndef CTEXTURE_H
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#define CTEXTURE_H
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#include <Common/types.h>
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#include <FileIO/FileIO.h>
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#include <gl/glew.h>
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#include "CResource.h"
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#include "ETexelFormat.h"
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class CTexture : public CResource
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{
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friend class CTextureDecoder;
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friend class CTextureEncoder;
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ETexelFormat mTexelFormat; // Format of decoded image data
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ETexelFormat mSourceTexelFormat; // Format of input TXTR file
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u16 mWidth, mHeight; // Image dimensions
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u32 mNumMipMaps; // The number of mipmaps this texture has
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u32 mLinearSize; // The size of the top level mipmap, in bytes
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bool mBufferExists; // Boolean that indicates whether image data buffer has valid data
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u8 *mImgDataBuffer; // Pointer to image data buffer
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u32 mImgDataSize; // Size of image data buffer
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bool mGLBufferExists; // Boolean that indicates whether GL buffer has valid data
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GLuint mTextureID; // ID for texture GL buffer
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public:
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CTexture();
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CTexture(const CTexture& Source);
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CTexture(u32 Width, u32 Height);
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~CTexture();
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EResType Type();
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bool BufferGL();
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void Bind(u32 GLTextureUnit);
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void Resize(u32 Width, u32 Height);
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bool WriteDDS(COutputStream& out);
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// Getters
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ETexelFormat TexelFormat();
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ETexelFormat SourceTexelFormat();
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u32 Width();
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u32 Height();
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u32 NumMipMaps();
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GLuint TextureID();
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// Static
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static u32 FormatBPP(ETexelFormat Format);
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// Private
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private:
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void CalcLinearSize();
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u32 CalcTotalSize();
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void CopyGLBuffer();
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void DeleteBuffers();
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};
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inline ETexelFormat CTexture::TexelFormat() {
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return mTexelFormat;
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}
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inline ETexelFormat CTexture::SourceTexelFormat() {
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return mSourceTexelFormat;
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}
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inline u32 CTexture::Width() {
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return (u32) mWidth;
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}
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inline u32 CTexture::Height() {
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return (u32) mHeight;
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}
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inline u32 CTexture::NumMipMaps() {
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return mNumMipMaps;
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}
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inline GLuint CTexture::TextureID() {
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return mTextureID;
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}
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#endif // CTEXTURE_H
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