1 /**************************************************************************
3 * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
29 * RGBA/float tile get/put functions.
30 * Usable both by drivers and state trackers.
31 * Surfaces should already be in a mapped state.
35 #include "pipe/p_defines.h"
36 #include "pipe/p_inlines.h"
38 #include "util/u_math.h"
39 #include "util/u_memory.h"
40 #include "util/u_rect.h"
41 #include "util/u_tile.h"
45 * Move raw block of pixels from surface to user memory.
46 * This should be usable by any hw driver that has mappable surfaces.
49 pipe_get_tile_raw(struct pipe_surface *ps,
50 uint x, uint y, uint w, uint h,
51 void *dst, int dst_stride)
56 dst_stride = pf_get_nblocksx(&ps->block, w) * ps->block.size;
58 if (pipe_clip_tile(x, y, &w, &h, ps))
61 src = pipe_surface_map(ps, PIPE_BUFFER_USAGE_CPU_READ);
66 pipe_copy_rect(dst, &ps->block, dst_stride, 0, 0, w, h, src, ps->stride, x, y);
68 pipe_surface_unmap(ps);
73 * Move raw block of pixels from user memory to surface.
74 * This should be usable by any hw driver that has mappable surfaces.
77 pipe_put_tile_raw(struct pipe_surface *ps,
78 uint x, uint y, uint w, uint h,
79 const void *src, int src_stride)
84 src_stride = pf_get_nblocksx(&ps->block, w) * ps->block.size;
86 if (pipe_clip_tile(x, y, &w, &h, ps))
89 dst = pipe_surface_map(ps, PIPE_BUFFER_USAGE_CPU_WRITE);
94 pipe_copy_rect(dst, &ps->block, ps->stride, x, y, w, h, src, src_stride, 0, 0);
96 pipe_surface_unmap(ps);
102 /** Convert short in [-32768,32767] to GLfloat in [-1.0,1.0] */
103 #define SHORT_TO_FLOAT(S) ((2.0F * (S) + 1.0F) * (1.0F/65535.0F))
105 #define UNCLAMPED_FLOAT_TO_SHORT(us, f) \
106 us = ( (short) ( CLAMP((f), -1.0, 1.0) * 32767.0F) )
110 /*** PIPE_FORMAT_A8R8G8B8_UNORM ***/
113 a8r8g8b8_get_tile_rgba(const unsigned *src,
114 unsigned w, unsigned h,
120 for (i = 0; i < h; i++) {
122 for (j = 0; j < w; j++, pRow += 4) {
123 const unsigned pixel = *src++;
124 pRow[0] = ubyte_to_float((pixel >> 16) & 0xff);
125 pRow[1] = ubyte_to_float((pixel >> 8) & 0xff);
126 pRow[2] = ubyte_to_float((pixel >> 0) & 0xff);
127 pRow[3] = ubyte_to_float((pixel >> 24) & 0xff);
135 a8r8g8b8_put_tile_rgba(unsigned *dst,
136 unsigned w, unsigned h,
142 for (i = 0; i < h; i++) {
143 const float *pRow = p;
144 for (j = 0; j < w; j++, pRow += 4) {
146 r = float_to_ubyte(pRow[0]);
147 g = float_to_ubyte(pRow[1]);
148 b = float_to_ubyte(pRow[2]);
149 a = float_to_ubyte(pRow[3]);
150 *dst++ = (a << 24) | (r << 16) | (g << 8) | b;
157 /*** PIPE_FORMAT_A8R8G8B8_UNORM ***/
160 x8r8g8b8_get_tile_rgba(const unsigned *src,
161 unsigned w, unsigned h,
167 for (i = 0; i < h; i++) {
169 for (j = 0; j < w; j++, pRow += 4) {
170 const unsigned pixel = *src++;
171 pRow[0] = ubyte_to_float((pixel >> 16) & 0xff);
172 pRow[1] = ubyte_to_float((pixel >> 8) & 0xff);
173 pRow[2] = ubyte_to_float((pixel >> 0) & 0xff);
174 pRow[3] = ubyte_to_float(0xff);
182 x8r8g8b8_put_tile_rgba(unsigned *dst,
183 unsigned w, unsigned h,
189 for (i = 0; i < h; i++) {
190 const float *pRow = p;
191 for (j = 0; j < w; j++, pRow += 4) {
193 r = float_to_ubyte(pRow[0]);
194 g = float_to_ubyte(pRow[1]);
195 b = float_to_ubyte(pRow[2]);
196 *dst++ = (0xff << 24) | (r << 16) | (g << 8) | b;
203 /*** PIPE_FORMAT_B8G8R8A8_UNORM ***/
206 b8g8r8a8_get_tile_rgba(const unsigned *src,
207 unsigned w, unsigned h,
213 for (i = 0; i < h; i++) {
215 for (j = 0; j < w; j++, pRow += 4) {
216 const unsigned pixel = *src++;
217 pRow[0] = ubyte_to_float((pixel >> 8) & 0xff);
218 pRow[1] = ubyte_to_float((pixel >> 16) & 0xff);
219 pRow[2] = ubyte_to_float((pixel >> 24) & 0xff);
220 pRow[3] = ubyte_to_float((pixel >> 0) & 0xff);
228 b8g8r8a8_put_tile_rgba(unsigned *dst,
229 unsigned w, unsigned h,
235 for (i = 0; i < h; i++) {
236 const float *pRow = p;
237 for (j = 0; j < w; j++, pRow += 4) {
239 r = float_to_ubyte(pRow[0]);
240 g = float_to_ubyte(pRow[1]);
241 b = float_to_ubyte(pRow[2]);
242 a = float_to_ubyte(pRow[3]);
243 *dst++ = (b << 24) | (g << 16) | (r << 8) | a;
250 /*** PIPE_FORMAT_A1R5G5B5_UNORM ***/
253 a1r5g5b5_get_tile_rgba(const ushort *src,
254 unsigned w, unsigned h,
260 for (i = 0; i < h; i++) {
262 for (j = 0; j < w; j++, pRow += 4) {
263 const ushort pixel = *src++;
264 pRow[0] = ((pixel >> 10) & 0x1f) * (1.0f / 31.0f);
265 pRow[1] = ((pixel >> 5) & 0x1f) * (1.0f / 31.0f);
266 pRow[2] = ((pixel ) & 0x1f) * (1.0f / 31.0f);
267 pRow[3] = ((pixel >> 15) ) * 1.0f;
275 a1r5g5b5_put_tile_rgba(ushort *dst,
276 unsigned w, unsigned h,
282 for (i = 0; i < h; i++) {
283 const float *pRow = p;
284 for (j = 0; j < w; j++, pRow += 4) {
286 r = float_to_ubyte(pRow[0]);
287 g = float_to_ubyte(pRow[1]);
288 b = float_to_ubyte(pRow[2]);
289 a = float_to_ubyte(pRow[3]);
290 r = r >> 3; /* 5 bits */
291 g = g >> 3; /* 5 bits */
292 b = b >> 3; /* 5 bits */
293 a = a >> 7; /* 1 bit */
294 *dst++ = (a << 15) | (r << 10) | (g << 5) | b;
301 /*** PIPE_FORMAT_A4R4G4B4_UNORM ***/
304 a4r4g4b4_get_tile_rgba(const ushort *src,
305 unsigned w, unsigned h,
311 for (i = 0; i < h; i++) {
313 for (j = 0; j < w; j++, pRow += 4) {
314 const ushort pixel = *src++;
315 pRow[0] = ((pixel >> 8) & 0xf) * (1.0f / 15.0f);
316 pRow[1] = ((pixel >> 4) & 0xf) * (1.0f / 15.0f);
317 pRow[2] = ((pixel ) & 0xf) * (1.0f / 15.0f);
318 pRow[3] = ((pixel >> 12) ) * (1.0f / 15.0f);
326 a4r4g4b4_put_tile_rgba(ushort *dst,
327 unsigned w, unsigned h,
333 for (i = 0; i < h; i++) {
334 const float *pRow = p;
335 for (j = 0; j < w; j++, pRow += 4) {
337 r = float_to_ubyte(pRow[0]);
338 g = float_to_ubyte(pRow[1]);
339 b = float_to_ubyte(pRow[2]);
340 a = float_to_ubyte(pRow[3]);
345 *dst++ = (a << 12) | (r << 16) | (g << 4) | b;
352 /*** PIPE_FORMAT_R5G6B5_UNORM ***/
355 r5g6b5_get_tile_rgba(const ushort *src,
356 unsigned w, unsigned h,
362 for (i = 0; i < h; i++) {
364 for (j = 0; j < w; j++, pRow += 4) {
365 const ushort pixel = *src++;
366 pRow[0] = ((pixel >> 11) & 0x1f) * (1.0f / 31.0f);
367 pRow[1] = ((pixel >> 5) & 0x3f) * (1.0f / 63.0f);
368 pRow[2] = ((pixel ) & 0x1f) * (1.0f / 31.0f);
377 r5g6b5_put_tile_rgba(ushort *dst,
378 unsigned w, unsigned h,
384 for (i = 0; i < h; i++) {
385 const float *pRow = p;
386 for (j = 0; j < w; j++, pRow += 4) {
387 uint r = (uint) (CLAMP(pRow[0], 0.0, 1.0) * 31.0);
388 uint g = (uint) (CLAMP(pRow[1], 0.0, 1.0) * 63.0);
389 uint b = (uint) (CLAMP(pRow[2], 0.0, 1.0) * 31.0);
390 *dst++ = (r << 11) | (g << 5) | (b);
398 /*** PIPE_FORMAT_Z16_UNORM ***/
401 * Return each Z value as four floats in [0,1].
404 z16_get_tile_rgba(const ushort *src,
405 unsigned w, unsigned h,
409 const float scale = 1.0f / 65535.0f;
412 for (i = 0; i < h; i++) {
414 for (j = 0; j < w; j++, pRow += 4) {
418 pRow[3] = *src++ * scale;
427 /*** PIPE_FORMAT_L8_UNORM ***/
430 l8_get_tile_rgba(const ubyte *src,
431 unsigned w, unsigned h,
437 for (i = 0; i < h; i++) {
439 for (j = 0; j < w; j++, src++, pRow += 4) {
442 pRow[2] = ubyte_to_float(*src);
451 l8_put_tile_rgba(ubyte *dst,
452 unsigned w, unsigned h,
458 for (i = 0; i < h; i++) {
459 const float *pRow = p;
460 for (j = 0; j < w; j++, pRow += 4) {
462 r = float_to_ubyte(pRow[0]);
471 /*** PIPE_FORMAT_A8_UNORM ***/
474 a8_get_tile_rgba(const ubyte *src,
475 unsigned w, unsigned h,
481 for (i = 0; i < h; i++) {
483 for (j = 0; j < w; j++, src++, pRow += 4) {
487 pRow[3] = ubyte_to_float(*src);
495 a8_put_tile_rgba(ubyte *dst,
496 unsigned w, unsigned h,
502 for (i = 0; i < h; i++) {
503 const float *pRow = p;
504 for (j = 0; j < w; j++, pRow += 4) {
506 a = float_to_ubyte(pRow[3]);
515 /*** PIPE_FORMAT_R16_SNORM ***/
518 r16_get_tile_rgba(const short *src,
519 unsigned w, unsigned h,
525 for (i = 0; i < h; i++) {
527 for (j = 0; j < w; j++, src++, pRow += 4) {
528 pRow[0] = SHORT_TO_FLOAT(src[0]);
539 r16_put_tile_rgba(short *dst,
540 unsigned w, unsigned h,
546 for (i = 0; i < h; i++) {
547 const float *pRow = p;
548 for (j = 0; j < w; j++, dst++, pRow += 4) {
549 UNCLAMPED_FLOAT_TO_SHORT(dst[0], pRow[0]);
556 /*** PIPE_FORMAT_R16G16B16A16_SNORM ***/
559 r16g16b16a16_get_tile_rgba(const short *src,
560 unsigned w, unsigned h,
566 for (i = 0; i < h; i++) {
568 for (j = 0; j < w; j++, src += 4, pRow += 4) {
569 pRow[0] = SHORT_TO_FLOAT(src[0]);
570 pRow[1] = SHORT_TO_FLOAT(src[1]);
571 pRow[2] = SHORT_TO_FLOAT(src[2]);
572 pRow[3] = SHORT_TO_FLOAT(src[3]);
580 r16g16b16a16_put_tile_rgba(short *dst,
581 unsigned w, unsigned h,
587 for (i = 0; i < h; i++) {
588 const float *pRow = p;
589 for (j = 0; j < w; j++, dst += 4, pRow += 4) {
590 UNCLAMPED_FLOAT_TO_SHORT(dst[0], pRow[0]);
591 UNCLAMPED_FLOAT_TO_SHORT(dst[1], pRow[1]);
592 UNCLAMPED_FLOAT_TO_SHORT(dst[2], pRow[2]);
593 UNCLAMPED_FLOAT_TO_SHORT(dst[3], pRow[3]);
601 /*** PIPE_FORMAT_I8_UNORM ***/
604 i8_get_tile_rgba(const ubyte *src,
605 unsigned w, unsigned h,
611 for (i = 0; i < h; i++) {
613 for (j = 0; j < w; j++, src++, pRow += 4) {
617 pRow[3] = ubyte_to_float(*src);
625 i8_put_tile_rgba(ubyte *dst,
626 unsigned w, unsigned h,
632 for (i = 0; i < h; i++) {
633 const float *pRow = p;
634 for (j = 0; j < w; j++, pRow += 4) {
636 r = float_to_ubyte(pRow[0]);
644 /*** PIPE_FORMAT_A8L8_UNORM ***/
647 a8l8_get_tile_rgba(const ushort *src,
648 unsigned w, unsigned h,
654 for (i = 0; i < h; i++) {
656 for (j = 0; j < w; j++, pRow += 4) {
660 pRow[2] = ubyte_to_float(p & 0xff);
661 pRow[3] = ubyte_to_float(p >> 8);
669 a8l8_put_tile_rgba(ushort *dst,
670 unsigned w, unsigned h,
676 for (i = 0; i < h; i++) {
677 const float *pRow = p;
678 for (j = 0; j < w; j++, pRow += 4) {
680 r = float_to_ubyte(pRow[0]);
681 a = float_to_ubyte(pRow[3]);
682 *dst++ = (a << 8) | r;
691 /*** PIPE_FORMAT_Z32_UNORM ***/
694 * Return each Z value as four floats in [0,1].
697 z32_get_tile_rgba(const unsigned *src,
698 unsigned w, unsigned h,
702 const double scale = 1.0 / (double) 0xffffffff;
705 for (i = 0; i < h; i++) {
707 for (j = 0; j < w; j++, pRow += 4) {
711 pRow[3] = (float) (*src++ * scale);
718 /*** PIPE_FORMAT_S8Z24_UNORM ***/
721 * Return Z component as four float in [0,1]. Stencil part ignored.
724 s8z24_get_tile_rgba(const unsigned *src,
725 unsigned w, unsigned h,
729 const double scale = 1.0 / ((1 << 24) - 1);
732 for (i = 0; i < h; i++) {
734 for (j = 0; j < w; j++, pRow += 4) {
738 pRow[3] = (float) (scale * (*src++ & 0xffffff));
745 /*** PIPE_FORMAT_Z24S8_UNORM ***/
748 * Return Z component as four float in [0,1]. Stencil part ignored.
751 z24s8_get_tile_rgba(const unsigned *src,
752 unsigned w, unsigned h,
756 const double scale = 1.0 / ((1 << 24) - 1);
759 for (i = 0; i < h; i++) {
761 for (j = 0; j < w; j++, pRow += 4) {
765 pRow[3] = (float) (scale * (*src++ >> 8));
772 /*** PIPE_FORMAT_Z32_FLOAT ***/
775 * Return each Z value as four floats in [0,1].
778 z32f_get_tile_rgba(const float *src,
779 unsigned w, unsigned h,
785 for (i = 0; i < h; i++) {
787 for (j = 0; j < w; j++, pRow += 4) {
798 /*** PIPE_FORMAT_YCBCR / PIPE_FORMAT_YCBCR_REV ***/
801 * Convert YCbCr (or YCrCb) to RGBA.
804 ycbcr_get_tile_rgba(const ushort *src,
805 unsigned w, unsigned h,
810 const float scale = 1.0f / 255.0f;
813 for (i = 0; i < h; i++) {
815 /* do two texels at a time */
816 for (j = 0; j < (w & ~1); j += 2, src += 2) {
817 const ushort t0 = src[0];
818 const ushort t1 = src[1];
819 const ubyte y0 = (t0 >> 8) & 0xff; /* luminance */
820 const ubyte y1 = (t1 >> 8) & 0xff; /* luminance */
825 cb = t1 & 0xff; /* chroma U */
826 cr = t0 & 0xff; /* chroma V */
829 cb = t0 & 0xff; /* chroma U */
830 cr = t1 & 0xff; /* chroma V */
833 /* even pixel: y0,cr,cb */
834 r = 1.164f * (y0-16) + 1.596f * (cr-128);
835 g = 1.164f * (y0-16) - 0.813f * (cr-128) - 0.391f * (cb-128);
836 b = 1.164f * (y0-16) + 2.018f * (cb-128);
843 /* odd pixel: use y1,cr,cb */
844 r = 1.164f * (y1-16) + 1.596f * (cr-128);
845 g = 1.164f * (y1-16) - 0.813f * (cr-128) - 0.391f * (cb-128);
846 b = 1.164f * (y1-16) + 2.018f * (cb-128);
854 /* do the last texel */
856 const ushort t0 = src[0];
857 const ushort t1 = src[1];
858 const ubyte y0 = (t0 >> 8) & 0xff; /* luminance */
863 cb = t1 & 0xff; /* chroma U */
864 cr = t0 & 0xff; /* chroma V */
867 cb = t0 & 0xff; /* chroma U */
868 cr = t1 & 0xff; /* chroma V */
871 /* even pixel: y0,cr,cb */
872 r = 1.164f * (y0-16) + 1.596f * (cr-128);
873 g = 1.164f * (y0-16) - 0.813f * (cr-128) - 0.391f * (cb-128);
874 b = 1.164f * (y0-16) + 2.018f * (cb-128);
887 pipe_tile_raw_to_rgba(enum pipe_format format,
890 float *dst, unsigned dst_stride)
893 case PIPE_FORMAT_A8R8G8B8_UNORM:
894 a8r8g8b8_get_tile_rgba((unsigned *) src, w, h, dst, dst_stride);
896 case PIPE_FORMAT_X8R8G8B8_UNORM:
897 x8r8g8b8_get_tile_rgba((unsigned *) src, w, h, dst, dst_stride);
899 case PIPE_FORMAT_B8G8R8A8_UNORM:
900 b8g8r8a8_get_tile_rgba((unsigned *) src, w, h, dst, dst_stride);
902 case PIPE_FORMAT_A1R5G5B5_UNORM:
903 a1r5g5b5_get_tile_rgba((ushort *) src, w, h, dst, dst_stride);
905 case PIPE_FORMAT_A4R4G4B4_UNORM:
906 a4r4g4b4_get_tile_rgba((ushort *) src, w, h, dst, dst_stride);
908 case PIPE_FORMAT_R5G6B5_UNORM:
909 r5g6b5_get_tile_rgba((ushort *) src, w, h, dst, dst_stride);
911 case PIPE_FORMAT_L8_UNORM:
912 l8_get_tile_rgba((ubyte *) src, w, h, dst, dst_stride);
914 case PIPE_FORMAT_A8_UNORM:
915 a8_get_tile_rgba((ubyte *) src, w, h, dst, dst_stride);
917 case PIPE_FORMAT_I8_UNORM:
918 i8_get_tile_rgba((ubyte *) src, w, h, dst, dst_stride);
920 case PIPE_FORMAT_A8L8_UNORM:
921 a8l8_get_tile_rgba((ushort *) src, w, h, dst, dst_stride);
923 case PIPE_FORMAT_R16_SNORM:
924 r16_get_tile_rgba((short *) src, w, h, dst, dst_stride);
926 case PIPE_FORMAT_R16G16B16A16_SNORM:
927 r16g16b16a16_get_tile_rgba((short *) src, w, h, dst, dst_stride);
929 case PIPE_FORMAT_Z16_UNORM:
930 z16_get_tile_rgba((ushort *) src, w, h, dst, dst_stride);
932 case PIPE_FORMAT_Z32_UNORM:
933 z32_get_tile_rgba((unsigned *) src, w, h, dst, dst_stride);
935 case PIPE_FORMAT_S8Z24_UNORM:
936 case PIPE_FORMAT_X8Z24_UNORM:
937 s8z24_get_tile_rgba((unsigned *) src, w, h, dst, dst_stride);
939 case PIPE_FORMAT_Z24S8_UNORM:
940 z24s8_get_tile_rgba((unsigned *) src, w, h, dst, dst_stride);
942 case PIPE_FORMAT_Z32_FLOAT:
943 z32f_get_tile_rgba((float *) src, w, h, dst, dst_stride);
945 case PIPE_FORMAT_YCBCR:
946 ycbcr_get_tile_rgba((ushort *) src, w, h, dst, dst_stride, FALSE);
948 case PIPE_FORMAT_YCBCR_REV:
949 ycbcr_get_tile_rgba((ushort *) src, w, h, dst, dst_stride, TRUE);
958 pipe_get_tile_rgba(struct pipe_surface *ps,
959 uint x, uint y, uint w, uint h,
962 unsigned dst_stride = w * 4;
965 if (pipe_clip_tile(x, y, &w, &h, ps))
968 packed = MALLOC(pf_get_nblocks(&ps->block, w, h) * ps->block.size);
973 if(ps->format == PIPE_FORMAT_YCBCR || ps->format == PIPE_FORMAT_YCBCR_REV)
974 assert((x & 1) == 0);
976 pipe_get_tile_raw(ps, x, y, w, h, packed, 0);
978 pipe_tile_raw_to_rgba(ps->format, packed, w, h, p, dst_stride);
985 pipe_put_tile_rgba(struct pipe_surface *ps,
986 uint x, uint y, uint w, uint h,
989 unsigned src_stride = w * 4;
992 if (pipe_clip_tile(x, y, &w, &h, ps))
995 packed = MALLOC(pf_get_nblocks(&ps->block, w, h) * ps->block.size);
1000 switch (ps->format) {
1001 case PIPE_FORMAT_A8R8G8B8_UNORM:
1002 a8r8g8b8_put_tile_rgba((unsigned *) packed, w, h, p, src_stride);
1004 case PIPE_FORMAT_X8R8G8B8_UNORM:
1005 x8r8g8b8_put_tile_rgba((unsigned *) packed, w, h, p, src_stride);
1007 case PIPE_FORMAT_B8G8R8A8_UNORM:
1008 b8g8r8a8_put_tile_rgba((unsigned *) packed, w, h, p, src_stride);
1010 case PIPE_FORMAT_A1R5G5B5_UNORM:
1011 a1r5g5b5_put_tile_rgba((ushort *) packed, w, h, p, src_stride);
1013 case PIPE_FORMAT_R5G6B5_UNORM:
1014 r5g6b5_put_tile_rgba((ushort *) packed, w, h, p, src_stride);
1016 case PIPE_FORMAT_R8G8B8A8_UNORM:
1019 case PIPE_FORMAT_A4R4G4B4_UNORM:
1020 a4r4g4b4_put_tile_rgba((ushort *) packed, w, h, p, src_stride);
1022 case PIPE_FORMAT_L8_UNORM:
1023 l8_put_tile_rgba((ubyte *) packed, w, h, p, src_stride);
1025 case PIPE_FORMAT_A8_UNORM:
1026 a8_put_tile_rgba((ubyte *) packed, w, h, p, src_stride);
1028 case PIPE_FORMAT_I8_UNORM:
1029 i8_put_tile_rgba((ubyte *) packed, w, h, p, src_stride);
1031 case PIPE_FORMAT_A8L8_UNORM:
1032 a8l8_put_tile_rgba((ushort *) packed, w, h, p, src_stride);
1034 case PIPE_FORMAT_R16_SNORM:
1035 r16_put_tile_rgba((short *) packed, w, h, p, src_stride);
1037 case PIPE_FORMAT_R16G16B16A16_SNORM:
1038 r16g16b16a16_put_tile_rgba((short *) packed, w, h, p, src_stride);
1040 case PIPE_FORMAT_Z16_UNORM:
1041 /*z16_put_tile_rgba((ushort *) packed, w, h, p, src_stride);*/
1043 case PIPE_FORMAT_Z32_UNORM:
1044 /*z32_put_tile_rgba((unsigned *) packed, w, h, p, src_stride);*/
1046 case PIPE_FORMAT_S8Z24_UNORM:
1047 case PIPE_FORMAT_X8Z24_UNORM:
1048 /*s8z24_put_tile_rgba((unsigned *) packed, w, h, p, src_stride);*/
1050 case PIPE_FORMAT_Z24S8_UNORM:
1051 /*z24s8_put_tile_rgba((unsigned *) packed, w, h, p, src_stride);*/
1057 pipe_put_tile_raw(ps, x, y, w, h, packed, 0);
1064 * Get a block of Z values, converted to 32-bit range.
1067 pipe_get_tile_z(struct pipe_surface *ps,
1068 uint x, uint y, uint w, uint h,
1071 const uint dstStride = w;
1076 if (pipe_clip_tile(x, y, &w, &h, ps))
1079 map = (ubyte *)pipe_surface_map(ps, PIPE_BUFFER_USAGE_CPU_READ);
1085 switch (ps->format) {
1086 case PIPE_FORMAT_Z32_UNORM:
1089 = (const uint *)(map + y * ps->stride + x*4);
1090 for (i = 0; i < h; i++) {
1091 memcpy(pDest, pSrc, 4 * w);
1093 pSrc += ps->stride/4;
1097 case PIPE_FORMAT_S8Z24_UNORM:
1098 case PIPE_FORMAT_X8Z24_UNORM:
1101 = (const uint *)(map + y * ps->stride + x*4);
1102 for (i = 0; i < h; i++) {
1103 for (j = 0; j < w; j++) {
1104 /* convert 24-bit Z to 32-bit Z */
1105 pDest[j] = (pSrc[j] << 8) | (pSrc[j] & 0xff);
1108 pSrc += ps->stride/4;
1112 case PIPE_FORMAT_Z16_UNORM:
1115 = (const ushort *)(map + y * ps->stride + x*2);
1116 for (i = 0; i < h; i++) {
1117 for (j = 0; j < w; j++) {
1118 /* convert 16-bit Z to 32-bit Z */
1119 pDest[j] = (pSrc[j] << 16) | pSrc[j];
1122 pSrc += ps->stride/2;
1130 pipe_surface_unmap(ps);
1135 pipe_put_tile_z(struct pipe_surface *ps,
1136 uint x, uint y, uint w, uint h,
1139 const uint srcStride = w;
1140 const uint *pSrc = zSrc;
1144 if (pipe_clip_tile(x, y, &w, &h, ps))
1147 map = (ubyte *)pipe_surface_map(ps, PIPE_BUFFER_USAGE_CPU_WRITE);
1153 switch (ps->format) {
1154 case PIPE_FORMAT_Z32_UNORM:
1156 uint *pDest = (uint *) (map + y * ps->stride + x*4);
1157 for (i = 0; i < h; i++) {
1158 memcpy(pDest, pSrc, 4 * w);
1159 pDest += ps->stride/4;
1164 case PIPE_FORMAT_S8Z24_UNORM:
1165 case PIPE_FORMAT_X8Z24_UNORM:
1167 uint *pDest = (uint *) (map + y * ps->stride + x*4);
1168 for (i = 0; i < h; i++) {
1169 for (j = 0; j < w; j++) {
1170 /* convert 32-bit Z to 24-bit Z (0 stencil) */
1171 pDest[j] = pSrc[j] >> 8;
1173 pDest += ps->stride/4;
1178 case PIPE_FORMAT_Z16_UNORM:
1180 ushort *pDest = (ushort *) (map + y * ps->stride + x*2);
1181 for (i = 0; i < h; i++) {
1182 for (j = 0; j < w; j++) {
1183 /* convert 32-bit Z to 16-bit Z */
1184 pDest[j] = pSrc[j] >> 16;
1186 pDest += ps->stride/2;
1195 pipe_surface_unmap(ps);