1
/**************************************************************************
3
* Copyright (C) 2011 Red Hat Inc.
5
* Permission is hereby granted, free of charge, to any person obtaining a
6
* copy of this software and associated documentation files (the "Software"),
7
* to deal in the Software without restriction, including without limitation
8
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
9
* and/or sell copies of the Software, and to permit persons to whom the
10
* Software is furnished to do so, subject to the following conditions:
12
* The above copyright notice and this permission notice shall be included
13
* in all copies or substantial portions of the Software.
15
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
16
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
19
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
20
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
21
* OTHER DEALINGS IN THE SOFTWARE.
23
**************************************************************************/
26
#include "util/format/u_format.h"
27
#include "util/format/u_format_rgtc.h"
28
#include "util/format/u_format_latc.h"
29
#include "util/rgtc.h"
30
#include "util/u_math.h"
33
util_format_latc1_unorm_fetch_rgba_8unorm(uint8_t *restrict dst, const uint8_t *restrict src, unsigned i, unsigned j)
35
/* Fix warnings here: */
36
(void) util_format_unsigned_encode_rgtc_ubyte;
37
(void) util_format_signed_encode_rgtc_ubyte;
39
util_format_unsigned_fetch_texel_rgtc(0, src, i, j, dst, 1);
46
util_format_latc1_unorm_unpack_rgba_8unorm(uint8_t *restrict dst_row, unsigned dst_stride, const uint8_t *restrict src_row, unsigned src_stride, unsigned width, unsigned height)
48
util_format_rgtc1_unorm_unpack_rgba_8unorm(dst_row, dst_stride, src_row, src_stride, width, height);
52
util_format_latc1_unorm_pack_rgba_8unorm(uint8_t *restrict dst_row, unsigned dst_stride, const uint8_t *restrict src_row,
53
unsigned src_stride, unsigned width, unsigned height)
55
util_format_rgtc1_unorm_pack_rgba_8unorm(dst_row, dst_stride, src_row, src_stride, width, height);
59
util_format_latc1_unorm_unpack_rgba_float(void *restrict dst_row, unsigned dst_stride, const uint8_t *restrict src_row, unsigned src_stride, unsigned width, unsigned height)
64
for(y = 0; y < height; y += 4) {
65
const uint8_t *src = src_row;
66
for(x = 0; x < width; x += 4) {
67
for(j = 0; j < 4; ++j) {
68
for(i = 0; i < 4; ++i) {
69
float *dst = (float *)((uint8_t *)dst_row + (y + j)*dst_stride + (x + i)*16);
71
util_format_unsigned_fetch_texel_rgtc(0, src, i, j, &tmp_r, 1);
74
dst[2] = ubyte_to_float(tmp_r);
80
src_row += src_stride;
85
util_format_latc1_unorm_pack_rgba_float(uint8_t *restrict dst_row, unsigned dst_stride, const float *restrict src_row, unsigned src_stride, unsigned width, unsigned height)
87
util_format_rgtc1_unorm_pack_rgba_float(dst_row, dst_stride, src_row, src_stride, width, height);
91
util_format_latc1_unorm_fetch_rgba(void *restrict in_dst, const uint8_t *restrict src, unsigned i, unsigned j)
96
util_format_unsigned_fetch_texel_rgtc(0, src, i, j, &tmp_r, 1);
99
dst[2] = ubyte_to_float(tmp_r);
104
util_format_latc1_snorm_fetch_rgba_8unorm(UNUSED uint8_t *restrict dst, UNUSED const uint8_t *restrict src,
105
UNUSED unsigned i, UNUSED unsigned j)
107
fprintf(stderr,"%s\n", __func__);
111
util_format_latc1_snorm_unpack_rgba_8unorm(UNUSED uint8_t *restrict dst_row, UNUSED unsigned dst_stride,
112
UNUSED const uint8_t *restrict src_row, UNUSED unsigned src_stride,
113
UNUSED unsigned width, UNUSED unsigned height)
115
fprintf(stderr,"%s\n", __func__);
119
util_format_latc1_snorm_pack_rgba_8unorm(UNUSED uint8_t *restrict dst_row, UNUSED unsigned dst_stride,
120
UNUSED const uint8_t *restrict src_row, UNUSED unsigned src_stride,
121
UNUSED unsigned width, UNUSED unsigned height)
123
fprintf(stderr,"%s\n", __func__);
127
util_format_latc1_snorm_pack_rgba_float(uint8_t *restrict dst_row, unsigned dst_stride, const float *restrict src_row, unsigned src_stride, unsigned width, unsigned height)
129
util_format_rgtc1_snorm_pack_rgba_float(dst_row, dst_stride, src_row, src_stride, width, height);
133
util_format_latc1_snorm_unpack_rgba_float(void *restrict dst_row, unsigned dst_stride, const uint8_t *restrict src_row, unsigned src_stride, unsigned width, unsigned height)
138
for(y = 0; y < height; y += 4) {
139
const int8_t *src = (int8_t *)src_row;
140
for(x = 0; x < width; x += 4) {
141
for(j = 0; j < 4; ++j) {
142
for(i = 0; i < 4; ++i) {
143
float *dst = (float *)((uint8_t *)dst_row + (y + j)*dst_stride + (x + i)*16);
145
util_format_signed_fetch_texel_rgtc(0, src, i, j, &tmp_r, 1);
148
dst[2] = byte_to_float_tex(tmp_r);
154
src_row += src_stride;
159
util_format_latc1_snorm_fetch_rgba(void *restrict in_dst, const uint8_t *restrict src, unsigned i, unsigned j)
164
util_format_signed_fetch_texel_rgtc(0, (int8_t *)src, i, j, &tmp_r, 1);
167
dst[2] = byte_to_float_tex(tmp_r);
173
util_format_latc2_unorm_fetch_rgba_8unorm(uint8_t *restrict dst, const uint8_t *restrict src, unsigned i, unsigned j)
175
util_format_unsigned_fetch_texel_rgtc(0, src, i, j, dst, 2);
178
util_format_unsigned_fetch_texel_rgtc(0, src + 8, i, j, dst + 3, 2);
182
util_format_latc2_unorm_unpack_rgba_8unorm(uint8_t *restrict dst_row, unsigned dst_stride, const uint8_t *restrict src_row, unsigned src_stride, unsigned width, unsigned height)
184
util_format_rgtc2_unorm_unpack_rgba_8unorm(dst_row, dst_stride, src_row, src_stride, width, height);
188
util_format_latc2_unorm_pack_rgba_8unorm(uint8_t *restrict dst_row, unsigned dst_stride, const uint8_t *restrict src_row, unsigned src_stride, unsigned width, unsigned height)
190
util_format_rgtc2_unorm_pack_rgba_8unorm(dst_row, dst_stride, src_row, src_stride, width, height);
194
util_format_latc2_unorm_pack_rgba_float(uint8_t *restrict dst_row, unsigned dst_stride, const float *restrict src_row, unsigned src_stride, unsigned width, unsigned height)
196
util_format_rxtc2_unorm_pack_rgba_float(dst_row, dst_stride, src_row, src_stride, width, height, 3);
200
util_format_latc2_unorm_unpack_rgba_float(void *restrict dst_row, unsigned dst_stride, const uint8_t *restrict src_row, unsigned src_stride, unsigned width, unsigned height)
205
for(y = 0; y < height; y += 4) {
206
const uint8_t *src = src_row;
207
for(x = 0; x < width; x += 4) {
208
for(j = 0; j < 4; ++j) {
209
for(i = 0; i < 4; ++i) {
210
float *dst = (float *)((uint8_t *)dst_row + (y + j)*dst_stride + (x + i)*16);
211
uint8_t tmp_r, tmp_g;
212
util_format_unsigned_fetch_texel_rgtc(0, src, i, j, &tmp_r, 2);
213
util_format_unsigned_fetch_texel_rgtc(0, src + 8, i, j, &tmp_g, 2);
216
dst[2] = ubyte_to_float(tmp_r);
217
dst[3] = ubyte_to_float(tmp_g);
222
src_row += src_stride;
227
util_format_latc2_unorm_fetch_rgba(void *restrict in_dst, const uint8_t *restrict src, unsigned i, unsigned j)
230
uint8_t tmp_r, tmp_g;
232
util_format_unsigned_fetch_texel_rgtc(0, src, i, j, &tmp_r, 2);
233
util_format_unsigned_fetch_texel_rgtc(0, src + 8, i, j, &tmp_g, 2);
236
dst[2] = ubyte_to_float(tmp_r);
237
dst[3] = ubyte_to_float(tmp_g);
242
util_format_latc2_snorm_fetch_rgba_8unorm(UNUSED uint8_t *restrict dst, UNUSED const uint8_t *restrict src,
243
UNUSED unsigned i, UNUSED unsigned j)
245
fprintf(stderr,"%s\n", __func__);
249
util_format_latc2_snorm_unpack_rgba_8unorm(UNUSED uint8_t *restrict dst_row, UNUSED unsigned dst_stride,
250
UNUSED const uint8_t *restrict src_row, UNUSED unsigned src_stride,
251
UNUSED unsigned width, UNUSED unsigned height)
253
fprintf(stderr,"%s\n", __func__);
257
util_format_latc2_snorm_pack_rgba_8unorm(UNUSED uint8_t *restrict dst_row, UNUSED unsigned dst_stride,
258
UNUSED const uint8_t *restrict src_row, UNUSED unsigned src_stride,
259
UNUSED unsigned width, UNUSED unsigned height)
261
fprintf(stderr,"%s\n", __func__);
265
util_format_latc2_snorm_unpack_rgba_float(void *restrict dst_row, unsigned dst_stride, const uint8_t *restrict src_row, unsigned src_stride, unsigned width, unsigned height)
270
for(y = 0; y < height; y += 4) {
271
const int8_t *src = (int8_t *)src_row;
272
for(x = 0; x < width; x += 4) {
273
for(j = 0; j < 4; ++j) {
274
for(i = 0; i < 4; ++i) {
275
float *dst = (float *)(uint8_t *)dst_row + (y + j)*dst_stride + (x + i)*16;
277
util_format_signed_fetch_texel_rgtc(0, src, i, j, &tmp_r, 2);
278
util_format_signed_fetch_texel_rgtc(0, src + 8, i, j, &tmp_g, 2);
281
dst[2] = byte_to_float_tex(tmp_r);
282
dst[3] = byte_to_float_tex(tmp_g);
287
src_row += src_stride;
292
util_format_latc2_snorm_pack_rgba_float(uint8_t *restrict dst_row, unsigned dst_stride, const float *restrict src_row, unsigned src_stride, unsigned width, unsigned height)
294
util_format_rxtc2_snorm_pack_rgba_float(dst_row, dst_stride, src_row, src_stride, width, height, 3);
298
util_format_latc2_snorm_fetch_rgba(void *restrict in_dst, const uint8_t *restrict src, unsigned i, unsigned j)
303
util_format_signed_fetch_texel_rgtc(0, (int8_t *)src, i, j, &tmp_r, 2);
304
util_format_signed_fetch_texel_rgtc(0, (int8_t *)src + 8, i, j, &tmp_g, 2);
307
dst[2] = byte_to_float_tex(tmp_r);
308
dst[3] = byte_to_float_tex(tmp_g);