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/* -*- tab-width: 4; -*- */
/* vi: set sw=2 ts=4 expandtab textwidth=70: */
/*
* Copyright 2019-2020 The Khronos Group Inc.
* SPDX-License-Identifier: Apache-2.0
*/
/**
* @internal
* @file texture_funcs.h
* @~English
*
* @brief Templates for functions common to base & derived ktxTexture classes.
*
* Define CLASS before including this file.
*/
#define CAT(c, n) PRIMITIVE_CAT(c, n)
#define PRIMITIVE_CAT(c, n) c ## _ ## n
#define CLASS_FUNC(name) CAT(CLASS, name)
/*
======================================
Virtual ktxTexture functions
======================================
*/
void CLASS_FUNC(Destroy)(CLASS* This);
KTX_error_code CLASS_FUNC(GetImageOffset)(CLASS* This, ktx_uint32_t level,
ktx_uint32_t layer,
ktx_uint32_t faceSlice,
ktx_size_t* pOffset);
ktx_size_t CLASS_FUNC(GetImageSize)(CLASS* This, ktx_uint32_t level);
KTX_error_code CLASS_FUNC(GLUpload)(CLASS* This, GLuint* pTexture,
GLenum* pTarget, GLenum* pGlerror);
KTX_error_code CLASS_FUNC(IterateLevels)(CLASS* This,
PFNKTXITERCB iterCb,
void* userdata);
KTX_error_code CLASS_FUNC(IterateLevelFaces)(CLASS* This,
PFNKTXITERCB iterCb,
void* userdata);
KTX_error_code CLASS_FUNC(IterateLoadLevelFaces)(CLASS* This,
PFNKTXITERCB iterCb,
void* userdata);
KTX_error_code CLASS_FUNC(LoadImageData)(CLASS* This,
ktx_uint8_t* pBuffer,
ktx_size_t bufSize);
KTX_error_code CLASS_FUNC(SetImageFromStdioStream)(CLASS* This,
ktx_uint32_t level,ktx_uint32_t layer,
ktx_uint32_t faceSlice,
FILE* src, ktx_size_t srcSize);
KTX_error_code CLASS_FUNC(SetImageFromMemory)(CLASS* This,
ktx_uint32_t level, ktx_uint32_t layer,
ktx_uint32_t faceSlice,
const ktx_uint8_t* src, ktx_size_t srcSize);
KTX_error_code CLASS_FUNC(WriteToStdioStream)(CLASS* This, FILE* dstsstr);
KTX_error_code CLASS_FUNC(WriteToNamedFile)(CLASS* This,
const char* const dstname);
KTX_error_code CLASS_FUNC(WriteToMemory)(CLASS* This,
ktx_uint8_t** ppDstBytes, ktx_size_t* pSize);
KTX_error_code CLASS_FUNC(WriteToStream)(CLASS* This,
ktxStream* dststr);
/*
======================================
Internal ktxTexture functions
======================================
*/
void CLASS_FUNC(destruct)(CLASS* This);
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