2023-04-28 16:26:01 +00:00
|
|
|
/* -*- tab-width: 4; -*- */
|
|
|
|
|
/* vi: set sw=2 ts=4 expandtab: */
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
* Copyright 2019-2020 The Khronos Group Inc.
|
|
|
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* @internal
|
|
|
|
|
* @file
|
|
|
|
|
* @~English
|
|
|
|
|
*
|
|
|
|
|
* @brief Struct for returning size information about an image format.
|
|
|
|
|
*
|
|
|
|
|
* @author Mark Callow, www.edgewise-consulting.com
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
#ifndef _FORMATSIZE_H_
|
|
|
|
|
#define _FORMATSIZE_H_
|
|
|
|
|
|
|
|
|
|
#include "ktx.h"
|
|
|
|
|
|
|
|
|
|
typedef enum ktxFormatSizeFlagBits {
|
|
|
|
|
KTX_FORMAT_SIZE_PACKED_BIT = 0x00000001,
|
|
|
|
|
KTX_FORMAT_SIZE_COMPRESSED_BIT = 0x00000002,
|
|
|
|
|
KTX_FORMAT_SIZE_PALETTIZED_BIT = 0x00000004,
|
|
|
|
|
KTX_FORMAT_SIZE_DEPTH_BIT = 0x00000008,
|
|
|
|
|
KTX_FORMAT_SIZE_STENCIL_BIT = 0x00000010,
|
2024-02-07 18:55:27 +00:00
|
|
|
KTX_FORMAT_SIZE_YUVSDA_BIT = 0x00000020,
|
2023-04-28 16:26:01 +00:00
|
|
|
} ktxFormatSizeFlagBits;
|
|
|
|
|
|
|
|
|
|
typedef ktx_uint32_t ktxFormatSizeFlags;
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* @brief Structure for holding size information for a texture format.
|
|
|
|
|
*/
|
|
|
|
|
typedef struct ktxFormatSize {
|
|
|
|
|
ktxFormatSizeFlags flags;
|
|
|
|
|
unsigned int paletteSizeInBits; // For KTX1.
|
|
|
|
|
unsigned int blockSizeInBits;
|
|
|
|
|
unsigned int blockWidth; // in texels
|
|
|
|
|
unsigned int blockHeight; // in texels
|
|
|
|
|
unsigned int blockDepth; // in texels
|
|
|
|
|
unsigned int minBlocksX; // Minimum required number of blocks
|
|
|
|
|
unsigned int minBlocksY;
|
|
|
|
|
} ktxFormatSize;
|
|
|
|
|
|
|
|
|
|
#ifdef __cplusplus
|
|
|
|
|
extern "C" {
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
bool ktxFormatSize_initFromDfd(ktxFormatSize* This, ktx_uint32_t* pDfd);
|
|
|
|
|
|
|
|
|
|
#ifdef __cplusplus
|
|
|
|
|
} // extern "C"
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
#endif /* _FORMATSIZE_H_ */
|
