96 lines
3.1 KiB
C
96 lines
3.1 KiB
C
/***************************************************************************
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* *
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* Project64-video - A Nintendo 64 gfx plugin. *
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* http://www.pj64-emu.com/ *
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* Copyright (C) 2017 Project64. All rights reserved. *
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* Copyright (C) 2007 Hiroshi Morii *
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* Copyright (C) 2004 Daniel Borca *
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* *
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* License: *
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* GNU/GPLv2 http://www.gnu.org/licenses/gpl-2.0.html *
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* version 2 of the License, or (at your option) any later version. *
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* *
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****************************************************************************/
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#include <assert.h>
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#include "types.h"
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#include "internal.h"
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#include "dxtn.h"
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#define GL_COMPRESSED_RGB_S3TC_DXT1_EXT 0x83F0
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#define GL_COMPRESSED_RGBA_S3TC_DXT1_EXT 0x83F1
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#define GL_COMPRESSED_RGBA_S3TC_DXT3_EXT 0x83F2
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#define GL_COMPRESSED_RGBA_S3TC_DXT5_EXT 0x83F3
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TAPI void TAPIENTRY
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fetch_2d_texel_rgb_dxt1(int texImage_RowStride,
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const byte *texImage_Data,
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int i, int j,
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byte *texel)
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{
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dxt1_rgb_decode_1(texImage_Data, texImage_RowStride, i, j, texel);
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}
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TAPI void TAPIENTRY
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fetch_2d_texel_rgba_dxt1(int texImage_RowStride,
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const byte *texImage_Data,
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int i, int j,
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byte *texel)
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{
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dxt1_rgba_decode_1(texImage_Data, texImage_RowStride, i, j, texel);
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}
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TAPI void TAPIENTRY
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fetch_2d_texel_rgba_dxt3(int texImage_RowStride,
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const byte *texImage_Data,
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int i, int j,
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byte *texel)
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{
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dxt3_rgba_decode_1(texImage_Data, texImage_RowStride, i, j, texel);
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}
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TAPI void TAPIENTRY
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fetch_2d_texel_rgba_dxt5(int texImage_RowStride,
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const byte *texImage_Data,
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int i, int j,
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byte *texel)
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{
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dxt5_rgba_decode_1(texImage_Data, texImage_RowStride, i, j, texel);
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}
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TAPI void TAPIENTRY
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tx_compress_dxtn(int srccomps, int width, int height,
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const byte *source, int destformat, byte *dest,
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int destRowStride)
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{
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int srcRowStride = width * srccomps;
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int rv;
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switch (destformat) {
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case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
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rv = dxt1_rgb_encode(width, height, srccomps,
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source, srcRowStride,
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dest, destRowStride);
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break;
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case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
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rv = dxt1_rgba_encode(width, height, srccomps,
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source, srcRowStride,
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dest, destRowStride);
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break;
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case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
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rv = dxt3_rgba_encode(width, height, srccomps,
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source, srcRowStride,
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dest, destRowStride);
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break;
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case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
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rv = dxt5_rgba_encode(width, height, srccomps,
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source, srcRowStride,
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dest, destRowStride);
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break;
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default:
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assert(0);
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}
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/*return rv;*/
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} |