+++ /dev/null
-/*
- * Texture compression
- * Version: 1.0
- *
- * Copyright (C) 2004 Daniel Borca All Rights Reserved.
- *
- * this is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * this is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with GNU Make; see the file COPYING. If not, write to
- * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-
-#include <assert.h>
-
-#include "types.h"
-#include "internal.h"
-#include "dxtn.h"
-
-
-#define GL_COMPRESSED_RGB_S3TC_DXT1_EXT 0x83F0
-#define GL_COMPRESSED_RGBA_S3TC_DXT1_EXT 0x83F1
-#define GL_COMPRESSED_RGBA_S3TC_DXT3_EXT 0x83F2
-#define GL_COMPRESSED_RGBA_S3TC_DXT5_EXT 0x83F3
-
-
-TAPI void TAPIENTRY
-fetch_2d_texel_rgb_dxt1 (int texImage_RowStride,
- const byte *texImage_Data,
- int i, int j,
- byte *texel)
-{
- dxt1_rgb_decode_1(texImage_Data, texImage_RowStride, i, j, texel);
-}
-
-
-TAPI void TAPIENTRY
-fetch_2d_texel_rgba_dxt1 (int texImage_RowStride,
- const byte *texImage_Data,
- int i, int j,
- byte *texel)
-{
- dxt1_rgba_decode_1(texImage_Data, texImage_RowStride, i, j, texel);
-}
-
-
-TAPI void TAPIENTRY
-fetch_2d_texel_rgba_dxt3 (int texImage_RowStride,
- const byte *texImage_Data,
- int i, int j,
- byte *texel)
-{
- dxt3_rgba_decode_1(texImage_Data, texImage_RowStride, i, j, texel);
-}
-
-
-TAPI void TAPIENTRY
-fetch_2d_texel_rgba_dxt5 (int texImage_RowStride,
- const byte *texImage_Data,
- int i, int j,
- byte *texel)
-{
- dxt5_rgba_decode_1(texImage_Data, texImage_RowStride, i, j, texel);
-}
-
-
-TAPI void TAPIENTRY
-tx_compress_dxtn (int srccomps, int width, int height,
- const byte *source, int destformat, byte *dest,
- int destRowStride)
-{
- int srcRowStride = width * srccomps;
- int rv;
-
- switch (destformat) {
- case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
- rv = dxt1_rgb_encode(width, height, srccomps,
- source, srcRowStride,
- dest, destRowStride);
- break;
- case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
- rv = dxt1_rgba_encode(width, height, srccomps,
- source, srcRowStride,
- dest, destRowStride);
- break;
- case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
- rv = dxt3_rgba_encode(width, height, srccomps,
- source, srcRowStride,
- dest, destRowStride);
- break;
- case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
- rv = dxt5_rgba_encode(width, height, srccomps,
- source, srcRowStride,
- dest, destRowStride);
- break;
- default:
- assert(0);
- }
-
- /*return rv;*/
-}