diff options
Diffstat (limited to 'src/gallium/auxiliary/util/p_tile.c')
| -rw-r--r-- | src/gallium/auxiliary/util/p_tile.c | 1168 |
1 files changed, 0 insertions, 1168 deletions
diff --git a/src/gallium/auxiliary/util/p_tile.c b/src/gallium/auxiliary/util/p_tile.c deleted file mode 100644 index 8219041c801..00000000000 --- a/src/gallium/auxiliary/util/p_tile.c +++ /dev/null @@ -1,1168 +0,0 @@ -/************************************************************************** - * - * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the - * "Software"), to deal in the Software without restriction, including - * without limitation the rights to use, copy, modify, merge, publish, - * distribute, sub license, and/or sell copies of the Software, and to - * permit persons to whom the Software is furnished to do so, subject to - * the following conditions: - * - * The above copyright notice and this permission notice (including the - * next paragraph) shall be included in all copies or substantial portions - * of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. - * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR - * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, - * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE - * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * - **************************************************************************/ - -/** - * RGBA/float tile get/put functions. - * Usable both by drivers and state trackers. - * Surfaces should already be in a mapped state. - */ - - -#include "pipe/p_defines.h" -#include "pipe/p_util.h" -#include "pipe/p_inlines.h" - -#include "p_tile.h" -#include "u_rect.h" - - -/** - * Move raw block of pixels from surface to user memory. - * This should be usable by any hw driver that has mappable surfaces. - */ -void -pipe_get_tile_raw(struct pipe_surface *ps, - uint x, uint y, uint w, uint h, - void *dst, int dst_stride) -{ - const void *src; - - if (dst_stride == 0) - dst_stride = pf_get_nblocksx(&ps->block, w) * ps->block.size; - - if (pipe_clip_tile(x, y, &w, &h, ps)) - return; - - src = pipe_surface_map(ps, PIPE_BUFFER_USAGE_CPU_READ); - assert(src); - if(!src) - return; - - pipe_copy_rect(dst, &ps->block, dst_stride, 0, 0, w, h, src, ps->stride, x, y); - - pipe_surface_unmap(ps); -} - - -/** - * Move raw block of pixels from user memory to surface. - * This should be usable by any hw driver that has mappable surfaces. - */ -void -pipe_put_tile_raw(struct pipe_surface *ps, - uint x, uint y, uint w, uint h, - const void *src, int src_stride) -{ - void *dst; - - if (src_stride == 0) - src_stride = pf_get_nblocksx(&ps->block, w) * ps->block.size; - - if (pipe_clip_tile(x, y, &w, &h, ps)) - return; - - dst = pipe_surface_map(ps, PIPE_BUFFER_USAGE_CPU_WRITE); - assert(dst); - if(!dst) - return; - - pipe_copy_rect(dst, &ps->block, ps->stride, x, y, w, h, src, src_stride, 0, 0); - - pipe_surface_unmap(ps); -} - - - - -/** Convert short in [-32768,32767] to GLfloat in [-1.0,1.0] */ -#define SHORT_TO_FLOAT(S) ((2.0F * (S) + 1.0F) * (1.0F/65535.0F)) - -#define UNCLAMPED_FLOAT_TO_SHORT(us, f) \ - us = ( (short) ( CLAMP((f), -1.0, 1.0) * 32767.0F) ) - - - -/*** PIPE_FORMAT_A8R8G8B8_UNORM ***/ - -static void -a8r8g8b8_get_tile_rgba(const unsigned *src, - unsigned w, unsigned h, - float *p, - unsigned dst_stride) -{ - unsigned i, j; - - for (i = 0; i < h; i++) { - float *pRow = p; - for (j = 0; j < w; j++, pRow += 4) { - const unsigned pixel = *src++; - pRow[0] = UBYTE_TO_FLOAT((pixel >> 16) & 0xff); - pRow[1] = UBYTE_TO_FLOAT((pixel >> 8) & 0xff); - pRow[2] = UBYTE_TO_FLOAT((pixel >> 0) & 0xff); - pRow[3] = UBYTE_TO_FLOAT((pixel >> 24) & 0xff); - } - p += dst_stride; - } -} - - -static void -a8r8g8b8_put_tile_rgba(unsigned *dst, - unsigned w, unsigned h, - const float *p, - unsigned src_stride) -{ - unsigned i, j; - - for (i = 0; i < h; i++) { - const float *pRow = p; - for (j = 0; j < w; j++, pRow += 4) { - unsigned r, g, b, a; - UNCLAMPED_FLOAT_TO_UBYTE(r, pRow[0]); - UNCLAMPED_FLOAT_TO_UBYTE(g, pRow[1]); - UNCLAMPED_FLOAT_TO_UBYTE(b, pRow[2]); - UNCLAMPED_FLOAT_TO_UBYTE(a, pRow[3]); - *dst++ = (a << 24) | (r << 16) | (g << 8) | b; - } - p += src_stride; - } -} - - -/*** PIPE_FORMAT_A8R8G8B8_UNORM ***/ - -static void -x8r8g8b8_get_tile_rgba(const unsigned *src, - unsigned w, unsigned h, - float *p, - unsigned dst_stride) -{ - unsigned i, j; - - for (i = 0; i < h; i++) { - float *pRow = p; - for (j = 0; j < w; j++, pRow += 4) { - const unsigned pixel = *src++; - pRow[0] = UBYTE_TO_FLOAT((pixel >> 16) & 0xff); - pRow[1] = UBYTE_TO_FLOAT((pixel >> 8) & 0xff); - pRow[2] = UBYTE_TO_FLOAT((pixel >> 0) & 0xff); - pRow[3] = UBYTE_TO_FLOAT(0xff); - } - p += dst_stride; - } -} - - -static void -x8r8g8b8_put_tile_rgba(unsigned *dst, - unsigned w, unsigned h, - const float *p, - unsigned src_stride) -{ - unsigned i, j; - - for (i = 0; i < h; i++) { - const float *pRow = p; - for (j = 0; j < w; j++, pRow += 4) { - unsigned r, g, b; - UNCLAMPED_FLOAT_TO_UBYTE(r, pRow[0]); - UNCLAMPED_FLOAT_TO_UBYTE(g, pRow[1]); - UNCLAMPED_FLOAT_TO_UBYTE(b, pRow[2]); - *dst++ = (0xff << 24) | (r << 16) | (g << 8) | b; - } - p += src_stride; - } -} - - -/*** PIPE_FORMAT_B8G8R8A8_UNORM ***/ - -static void -b8g8r8a8_get_tile_rgba(const unsigned *src, - unsigned w, unsigned h, - float *p, - unsigned dst_stride) -{ - unsigned i, j; - - for (i = 0; i < h; i++) { - float *pRow = p; - for (j = 0; j < w; j++, pRow += 4) { - const unsigned pixel = *src++; - pRow[0] = UBYTE_TO_FLOAT((pixel >> 8) & 0xff); - pRow[1] = UBYTE_TO_FLOAT((pixel >> 16) & 0xff); - pRow[2] = UBYTE_TO_FLOAT((pixel >> 24) & 0xff); - pRow[3] = UBYTE_TO_FLOAT((pixel >> 0) & 0xff); - } - p += dst_stride; - } -} - - -static void -b8g8r8a8_put_tile_rgba(unsigned *dst, - unsigned w, unsigned h, - const float *p, - unsigned src_stride) -{ - unsigned i, j; - - for (i = 0; i < h; i++) { - const float *pRow = p; - for (j = 0; j < w; j++, pRow += 4) { - unsigned r, g, b, a; - UNCLAMPED_FLOAT_TO_UBYTE(r, pRow[0]); - UNCLAMPED_FLOAT_TO_UBYTE(g, pRow[1]); - UNCLAMPED_FLOAT_TO_UBYTE(b, pRow[2]); - UNCLAMPED_FLOAT_TO_UBYTE(a, pRow[3]); - *dst++ = (b << 24) | (g << 16) | (r << 8) | a; - } - p += src_stride; - } -} - - -/*** PIPE_FORMAT_A1R5G5B5_UNORM ***/ - -static void -a1r5g5b5_get_tile_rgba(const ushort *src, - unsigned w, unsigned h, - float *p, - unsigned dst_stride) -{ - unsigned i, j; - - for (i = 0; i < h; i++) { - float *pRow = p; - for (j = 0; j < w; j++, pRow += 4) { - const ushort pixel = *src++; - pRow[0] = ((pixel >> 10) & 0x1f) * (1.0f / 31.0f); - pRow[1] = ((pixel >> 5) & 0x1f) * (1.0f / 31.0f); - pRow[2] = ((pixel ) & 0x1f) * (1.0f / 31.0f); - pRow[3] = ((pixel >> 15) ) * 1.0f; - } - p += dst_stride; - } -} - - -static void -a1r5g5b5_put_tile_rgba(ushort *dst, - unsigned w, unsigned h, - const float *p, - unsigned src_stride) -{ - unsigned i, j; - - for (i = 0; i < h; i++) { - const float *pRow = p; - for (j = 0; j < w; j++, pRow += 4) { - unsigned r, g, b, a; - UNCLAMPED_FLOAT_TO_UBYTE(r, pRow[0]); - UNCLAMPED_FLOAT_TO_UBYTE(g, pRow[1]); - UNCLAMPED_FLOAT_TO_UBYTE(b, pRow[2]); - UNCLAMPED_FLOAT_TO_UBYTE(a, pRow[3]); - r = r >> 3; /* 5 bits */ - g = g >> 3; /* 5 bits */ - b = b >> 3; /* 5 bits */ - a = a >> 7; /* 1 bit */ - *dst++ = (a << 15) | (r << 10) | (g << 5) | b; - } - p += src_stride; - } -} - - -/*** PIPE_FORMAT_A4R4G4B4_UNORM ***/ - -static void -a4r4g4b4_get_tile_rgba(const ushort *src, - unsigned w, unsigned h, - float *p, - unsigned dst_stride) -{ - unsigned i, j; - - for (i = 0; i < h; i++) { - float *pRow = p; - for (j = 0; j < w; j++, pRow += 4) { - const ushort pixel = *src++; - pRow[0] = ((pixel >> 8) & 0xf) * (1.0f / 15.0f); - pRow[1] = ((pixel >> 4) & 0xf) * (1.0f / 15.0f); - pRow[2] = ((pixel ) & 0xf) * (1.0f / 15.0f); - pRow[3] = ((pixel >> 12) ) * (1.0f / 15.0f); - } - p += dst_stride; - } -} - - -static void -a4r4g4b4_put_tile_rgba(ushort *dst, - unsigned w, unsigned h, - const float *p, - unsigned src_stride) -{ - unsigned i, j; - - for (i = 0; i < h; i++) { - const float *pRow = p; - for (j = 0; j < w; j++, pRow += 4) { - unsigned r, g, b, a; - UNCLAMPED_FLOAT_TO_UBYTE(r, pRow[0]); - UNCLAMPED_FLOAT_TO_UBYTE(g, pRow[1]); - UNCLAMPED_FLOAT_TO_UBYTE(b, pRow[2]); - UNCLAMPED_FLOAT_TO_UBYTE(a, pRow[3]); - r >>= 4; - g >>= 4; - b >>= 4; - a >>= 4; - *dst++ = (a << 12) | (r << 16) | (g << 4) | b; - } - p += src_stride; - } -} - - -/*** PIPE_FORMAT_R5G6B5_UNORM ***/ - -static void -r5g6b5_get_tile_rgba(const ushort *src, - unsigned w, unsigned h, - float *p, - unsigned dst_stride) -{ - unsigned i, j; - - for (i = 0; i < h; i++) { - float *pRow = p; - for (j = 0; j < w; j++, pRow += 4) { - const ushort pixel = *src++; - pRow[0] = ((pixel >> 11) & 0x1f) * (1.0f / 31.0f); - pRow[1] = ((pixel >> 5) & 0x3f) * (1.0f / 63.0f); - pRow[2] = ((pixel ) & 0x1f) * (1.0f / 31.0f); - pRow[3] = 1.0f; - } - p += dst_stride; - } -} - - -static void -r5g6b5_put_tile_rgba(ushort *dst, - unsigned w, unsigned h, - const float *p, - unsigned src_stride) -{ - unsigned i, j; - - for (i = 0; i < h; i++) { - const float *pRow = p; - for (j = 0; j < w; j++, pRow += 4) { - uint r = (uint) (CLAMP(pRow[0], 0.0, 1.0) * 31.0); - uint g = (uint) (CLAMP(pRow[1], 0.0, 1.0) * 63.0); - uint b = (uint) (CLAMP(pRow[2], 0.0, 1.0) * 31.0); - *dst++ = (r << 11) | (g << 5) | (b); - } - p += src_stride; - } -} - - - -/*** PIPE_FORMAT_Z16_UNORM ***/ - -/** - * Return each Z value as four floats in [0,1]. - */ -static void -z16_get_tile_rgba(const ushort *src, - unsigned w, unsigned h, - float *p, - unsigned dst_stride) -{ - const float scale = 1.0f / 65535.0f; - unsigned i, j; - - for (i = 0; i < h; i++) { - float *pRow = p; - for (j = 0; j < w; j++, pRow += 4) { - pRow[0] = - pRow[1] = - pRow[2] = - pRow[3] = *src++ * scale; - } - p += dst_stride; - } -} - - - - -/*** PIPE_FORMAT_L8_UNORM ***/ - -static void -l8_get_tile_rgba(const ubyte *src, - unsigned w, unsigned h, - float *p, - unsigned dst_stride) -{ - unsigned i, j; - - for (i = 0; i < h; i++) { - float *pRow = p; - for (j = 0; j < w; j++, src++, pRow += 4) { - pRow[0] = - pRow[1] = - pRow[2] = UBYTE_TO_FLOAT(*src); - pRow[3] = 1.0; - } - p += dst_stride; - } -} - - -static void -l8_put_tile_rgba(ubyte *dst, - unsigned w, unsigned h, - const float *p, - unsigned src_stride) -{ - unsigned i, j; - - for (i = 0; i < h; i++) { - const float *pRow = p; - for (j = 0; j < w; j++, pRow += 4) { - unsigned r; - UNCLAMPED_FLOAT_TO_UBYTE(r, pRow[0]); - *dst++ = r; - } - p += src_stride; - } -} - - - -/*** PIPE_FORMAT_A8_UNORM ***/ - -static void -a8_get_tile_rgba(const ubyte *src, - unsigned w, unsigned h, - float *p, - unsigned dst_stride) -{ - unsigned i, j; - - for (i = 0; i < h; i++) { - float *pRow = p; - for (j = 0; j < w; j++, src++, pRow += 4) { - pRow[0] = - pRow[1] = - pRow[2] = 0.0; - pRow[3] = UBYTE_TO_FLOAT(*src); - } - p += dst_stride; - } -} - - -static void -a8_put_tile_rgba(ubyte *dst, - unsigned w, unsigned h, - const float *p, - unsigned src_stride) -{ - unsigned i, j; - - for (i = 0; i < h; i++) { - const float *pRow = p; - for (j = 0; j < w; j++, pRow += 4) { - unsigned a; - UNCLAMPED_FLOAT_TO_UBYTE(a, pRow[3]); - *dst++ = a; - } - p += src_stride; - } -} - - - -/*** PIPE_FORMAT_R16_SNORM ***/ - -static void -r16_get_tile_rgba(const short *src, - unsigned w, unsigned h, - float *p, - unsigned dst_stride) -{ - unsigned i, j; - - for (i = 0; i < h; i++) { - float *pRow = p; - for (j = 0; j < w; j++, src++, pRow += 4) { - pRow[0] = SHORT_TO_FLOAT(src[0]); - pRow[1] = - pRow[2] = 0.0; - pRow[3] = 1.0; - } - p += dst_stride; - } -} - - -static void -r16_put_tile_rgba(short *dst, - unsigned w, unsigned h, - const float *p, - unsigned src_stride) -{ - unsigned i, j; - - for (i = 0; i < h; i++) { - const float *pRow = p; - for (j = 0; j < w; j++, dst++, pRow += 4) { - UNCLAMPED_FLOAT_TO_SHORT(dst[0], pRow[0]); - } - p += src_stride; - } -} - - -/*** PIPE_FORMAT_R16G16B16A16_SNORM ***/ - -static void -r16g16b16a16_get_tile_rgba(const short *src, - unsigned w, unsigned h, - float *p, - unsigned dst_stride) -{ - unsigned i, j; - - for (i = 0; i < h; i++) { - float *pRow = p; - for (j = 0; j < w; j++, src += 4, pRow += 4) { - pRow[0] = SHORT_TO_FLOAT(src[0]); - pRow[1] = SHORT_TO_FLOAT(src[1]); - pRow[2] = SHORT_TO_FLOAT(src[2]); - pRow[3] = SHORT_TO_FLOAT(src[3]); - } - p += dst_stride; - } -} - - -static void -r16g16b16a16_put_tile_rgba(short *dst, - unsigned w, unsigned h, - const float *p, - unsigned src_stride) -{ - unsigned i, j; - - for (i = 0; i < h; i++) { - const float *pRow = p; - for (j = 0; j < w; j++, dst += 4, pRow += 4) { - UNCLAMPED_FLOAT_TO_SHORT(dst[0], pRow[0]); - UNCLAMPED_FLOAT_TO_SHORT(dst[1], pRow[1]); - UNCLAMPED_FLOAT_TO_SHORT(dst[2], pRow[2]); - UNCLAMPED_FLOAT_TO_SHORT(dst[3], pRow[3]); - } - p += src_stride; - } -} - - - -/*** PIPE_FORMAT_I8_UNORM ***/ - -static void -i8_get_tile_rgba(const ubyte *src, - unsigned w, unsigned h, - float *p, - unsigned dst_stride) -{ - unsigned i, j; - - for (i = 0; i < h; i++) { - float *pRow = p; - for (j = 0; j < w; j++, src++, pRow += 4) { - pRow[0] = - pRow[1] = - pRow[2] = - pRow[3] = UBYTE_TO_FLOAT(*src); - } - p += dst_stride; - } -} - - -static void -i8_put_tile_rgba(ubyte *dst, - unsigned w, unsigned h, - const float *p, - unsigned src_stride) -{ - unsigned i, j; - - for (i = 0; i < h; i++) { - const float *pRow = p; - for (j = 0; j < w; j++, pRow += 4) { - unsigned r; - UNCLAMPED_FLOAT_TO_UBYTE(r, pRow[0]); - *dst++ = r; - } - p += src_stride; - } -} - - -/*** PIPE_FORMAT_A8L8_UNORM ***/ - -static void -a8l8_get_tile_rgba(const ushort *src, - unsigned w, unsigned h, - float *p, - unsigned dst_stride) -{ - unsigned i, j; - - for (i = 0; i < h; i++) { - float *pRow = p; - for (j = 0; j < w; j++, pRow += 4) { - ushort p = *src++; - pRow[0] = - pRow[1] = - pRow[2] = UBYTE_TO_FLOAT(p & 0xff); - pRow[3] = UBYTE_TO_FLOAT(p >> 8); - } - p += dst_stride; - } -} - - -static void -a8l8_put_tile_rgba(ushort *dst, - unsigned w, unsigned h, - const float *p, - unsigned src_stride) -{ - unsigned i, j; - - for (i = 0; i < h; i++) { - const float *pRow = p; - for (j = 0; j < w; j++, pRow += 4) { - unsigned r, a; - UNCLAMPED_FLOAT_TO_UBYTE(r, pRow[0]); - UNCLAMPED_FLOAT_TO_UBYTE(a, pRow[3]); - *dst++ = (a << 8) | r; - } - p += src_stride; - } -} - - - - -/*** PIPE_FORMAT_Z32_UNORM ***/ - -/** - * Return each Z value as four floats in [0,1]. - */ -static void -z32_get_tile_rgba(const unsigned *src, - unsigned w, unsigned h, - float *p, - unsigned dst_stride) -{ - const double scale = 1.0 / (double) 0xffffffff; - unsigned i, j; - - for (i = 0; i < h; i++) { - float *pRow = p; - for (j = 0; j < w; j++, pRow += 4) { - pRow[0] = - pRow[1] = - pRow[2] = - pRow[3] = (float) (*src++ * scale); - } - p += dst_stride; - } -} - - -/*** PIPE_FORMAT_S8Z24_UNORM ***/ - -/** - * Return Z component as four float in [0,1]. Stencil part ignored. - */ -static void -s8z24_get_tile_rgba(const unsigned *src, - unsigned w, unsigned h, - float *p, - unsigned dst_stride) -{ - const double scale = 1.0 / ((1 << 24) - 1); - unsigned i, j; - - for (i = 0; i < h; i++) { - float *pRow = p; - for (j = 0; j < w; j++, pRow += 4) { - pRow[0] = - pRow[1] = - pRow[2] = - pRow[3] = (float) (scale * (*src++ & 0xffffff)); - } - p += dst_stride; - } -} - - -/*** PIPE_FORMAT_Z24S8_UNORM ***/ - -/** - * Return Z component as four float in [0,1]. Stencil part ignored. - */ -static void -z24s8_get_tile_rgba(const unsigned *src, - unsigned w, unsigned h, - float *p, - unsigned dst_stride) -{ - const double scale = 1.0 / ((1 << 24) - 1); - unsigned i, j; - - for (i = 0; i < h; i++) { - float *pRow = p; - for (j = 0; j < w; j++, pRow += 4) { - pRow[0] = - pRow[1] = - pRow[2] = - pRow[3] = (float) (scale * (*src++ >> 8)); - } - p += dst_stride; - } -} - - -/*** PIPE_FORMAT_YCBCR / PIPE_FORMAT_YCBCR_REV ***/ - -/** - * Convert YCbCr (or YCrCb) to RGBA. - */ -static void -ycbcr_get_tile_rgba(const ushort *src, - unsigned w, unsigned h, - float *p, - unsigned dst_stride, - boolean rev) -{ - const float scale = 1.0f / 255.0f; - unsigned i, j; - - for (i = 0; i < h; i++) { - float *pRow = p; - /* do two texels at a time */ - for (j = 0; j < (w & ~1); j += 2, src += 2) { - const ushort t0 = src[0]; - const ushort t1 = src[1]; - const ubyte y0 = (t0 >> 8) & 0xff; /* luminance */ - const ubyte y1 = (t1 >> 8) & 0xff; /* luminance */ - ubyte cb, cr; - float r, g, b; - - if (rev) { - cb = t1 & 0xff; /* chroma U */ - cr = t0 & 0xff; /* chroma V */ - } - else { - cb = t0 & 0xff; /* chroma U */ - cr = t1 & 0xff; /* chroma V */ - } - - /* even pixel: y0,cr,cb */ - r = 1.164f * (y0-16) + 1.596f * (cr-128); - g = 1.164f * (y0-16) - 0.813f * (cr-128) - 0.391f * (cb-128); - b = 1.164f * (y0-16) + 2.018f * (cb-128); - pRow[0] = r * scale; - pRow[1] = g * scale; - pRow[2] = b * scale; - pRow[3] = 1.0f; - pRow += 4; - - /* odd pixel: use y1,cr,cb */ - r = 1.164f * (y1-16) + 1.596f * (cr-128); - g = 1.164f * (y1-16) - 0.813f * (cr-128) - 0.391f * (cb-128); - b = 1.164f * (y1-16) + 2.018f * (cb-128); - pRow[0] = r * scale; - pRow[1] = g * scale; - pRow[2] = b * scale; - pRow[3] = 1.0f; - pRow += 4; - - } - /* do the last texel */ - if (w & 1) { - const ushort t0 = src[0]; - const ushort t1 = src[1]; - const ubyte y0 = (t0 >> 8) & 0xff; /* luminance */ - ubyte cb, cr; - float r, g, b; - - if (rev) { - cb = t1 & 0xff; /* chroma U */ - cr = t0 & 0xff; /* chroma V */ - } - else { - cb = t0 & 0xff; /* chroma U */ - cr = t1 & 0xff; /* chroma V */ - } - - /* even pixel: y0,cr,cb */ - r = 1.164f * (y0-16) + 1.596f * (cr-128); - g = 1.164f * (y0-16) - 0.813f * (cr-128) - 0.391f * (cb-128); - b = 1.164f * (y0-16) + 2.018f * (cb-128); - pRow[0] = r * scale; - pRow[1] = g * scale; - pRow[2] = b * scale; - pRow[3] = 1.0f; - pRow += 4; - } - p += dst_stride; - } -} - - -void -pipe_tile_raw_to_rgba(enum pipe_format format, - void *src, - uint w, uint h, - float *dst, unsigned dst_stride) -{ - switch (format) { - case PIPE_FORMAT_A8R8G8B8_UNORM: - a8r8g8b8_get_tile_rgba((unsigned *) src, w, h, dst, dst_stride); - break; - case PIPE_FORMAT_X8R8G8B8_UNORM: - x8r8g8b8_get_tile_rgba((unsigned *) src, w, h, dst, dst_stride); - break; - case PIPE_FORMAT_B8G8R8A8_UNORM: - b8g8r8a8_get_tile_rgba((unsigned *) src, w, h, dst, dst_stride); - break; - case PIPE_FORMAT_A1R5G5B5_UNORM: - a1r5g5b5_get_tile_rgba((ushort *) src, w, h, dst, dst_stride); - break; - case PIPE_FORMAT_A4R4G4B4_UNORM: - a4r4g4b4_get_tile_rgba((ushort *) src, w, h, dst, dst_stride); - break; - case PIPE_FORMAT_R5G6B5_UNORM: - r5g6b5_get_tile_rgba((ushort *) src, w, h, dst, dst_stride); - break; - case PIPE_FORMAT_L8_UNORM: - l8_get_tile_rgba((ubyte *) src, w, h, dst, dst_stride); - break; - case PIPE_FORMAT_A8_UNORM: - a8_get_tile_rgba((ubyte *) src, w, h, dst, dst_stride); - break; - case PIPE_FORMAT_I8_UNORM: - i8_get_tile_rgba((ubyte *) src, w, h, dst, dst_stride); - break; - case PIPE_FORMAT_A8L8_UNORM: - a8l8_get_tile_rgba((ushort *) src, w, h, dst, dst_stride); - break; - case PIPE_FORMAT_R16_SNORM: - r16_get_tile_rgba((short *) src, w, h, dst, dst_stride); - break; - case PIPE_FORMAT_R16G16B16A16_SNORM: - r16g16b16a16_get_tile_rgba((short *) src, w, h, dst, dst_stride); - break; - case PIPE_FORMAT_Z16_UNORM: - z16_get_tile_rgba((ushort *) src, w, h, dst, dst_stride); - break; - case PIPE_FORMAT_Z32_UNORM: - z32_get_tile_rgba((unsigned *) src, w, h, dst, dst_stride); - break; - case PIPE_FORMAT_S8Z24_UNORM: - case PIPE_FORMAT_X8Z24_UNORM: - s8z24_get_tile_rgba((unsigned *) src, w, h, dst, dst_stride); - break; - case PIPE_FORMAT_Z24S8_UNORM: - z24s8_get_tile_rgba((unsigned *) src, w, h, dst, dst_stride); - break; - case PIPE_FORMAT_YCBCR: - ycbcr_get_tile_rgba((ushort *) src, w, h, dst, dst_stride, FALSE); - break; - case PIPE_FORMAT_YCBCR_REV: - ycbcr_get_tile_rgba((ushort *) src, w, h, dst, dst_stride, TRUE); - break; - default: - assert(0); - } -} - - -void -pipe_get_tile_rgba(struct pipe_surface *ps, - uint x, uint y, uint w, uint h, - float *p) -{ - unsigned dst_stride = w * 4; - void *packed; - - if (pipe_clip_tile(x, y, &w, &h, ps)) - return; - - packed = MALLOC(pf_get_nblocks(&ps->block, w, h) * ps->block.size); - - if (!packed) - return; - - if(ps->format == PIPE_FORMAT_YCBCR || ps->format == PIPE_FORMAT_YCBCR_REV) - assert((x & 1) == 0); - - pipe_get_tile_raw(ps, x, y, w, h, packed, 0); - - pipe_tile_raw_to_rgba(ps->format, packed, w, h, p, dst_stride); - - FREE(packed); -} - - -void -pipe_put_tile_rgba(struct pipe_surface *ps, - uint x, uint y, uint w, uint h, - const float *p) -{ - unsigned src_stride = w * 4; - void *packed; - - if (pipe_clip_tile(x, y, &w, &h, ps)) - return; - - packed = MALLOC(pf_get_nblocks(&ps->block, w, h) * ps->block.size); - - if (!packed) - return; - - switch (ps->format) { - case PIPE_FORMAT_A8R8G8B8_UNORM: - a8r8g8b8_put_tile_rgba((unsigned *) packed, w, h, p, src_stride); - break; - case PIPE_FORMAT_X8R8G8B8_UNORM: - x8r8g8b8_put_tile_rgba((unsigned *) packed, w, h, p, src_stride); - break; - case PIPE_FORMAT_B8G8R8A8_UNORM: - b8g8r8a8_put_tile_rgba((unsigned *) packed, w, h, p, src_stride); - break; - case PIPE_FORMAT_A1R5G5B5_UNORM: - a1r5g5b5_put_tile_rgba((ushort *) packed, w, h, p, src_stride); - break; - case PIPE_FORMAT_R5G6B5_UNORM: - r5g6b5_put_tile_rgba((ushort *) packed, w, h, p, src_stride); - break; - case PIPE_FORMAT_R8G8B8A8_UNORM: - assert(0); - break; - case PIPE_FORMAT_A4R4G4B4_UNORM: - a4r4g4b4_put_tile_rgba((ushort *) packed, w, h, p, src_stride); - break; - case PIPE_FORMAT_L8_UNORM: - l8_put_tile_rgba((ubyte *) packed, w, h, p, src_stride); - break; - case PIPE_FORMAT_A8_UNORM: - a8_put_tile_rgba((ubyte *) packed, w, h, p, src_stride); - break; - case PIPE_FORMAT_I8_UNORM: - i8_put_tile_rgba((ubyte *) packed, w, h, p, src_stride); - break; - case PIPE_FORMAT_A8L8_UNORM: - a8l8_put_tile_rgba((ushort *) packed, w, h, p, src_stride); - break; - case PIPE_FORMAT_R16_SNORM: - r16_put_tile_rgba((short *) packed, w, h, p, src_stride); - break; - case PIPE_FORMAT_R16G16B16A16_SNORM: - r16g16b16a16_put_tile_rgba((short *) packed, w, h, p, src_stride); - break; - case PIPE_FORMAT_Z16_UNORM: - /*z16_put_tile_rgba((ushort *) packed, w, h, p, src_stride);*/ - break; - case PIPE_FORMAT_Z32_UNORM: - /*z32_put_tile_rgba((unsigned *) packed, w, h, p, src_stride);*/ - break; - case PIPE_FORMAT_S8Z24_UNORM: - case PIPE_FORMAT_X8Z24_UNORM: - /*s8z24_put_tile_rgba((unsigned *) packed, w, h, p, src_stride);*/ - break; - case PIPE_FORMAT_Z24S8_UNORM: - /*z24s8_put_tile_rgba((unsigned *) packed, w, h, p, src_stride);*/ - break; - default: - assert(0); - } - - pipe_put_tile_raw(ps, x, y, w, h, packed, 0); - - FREE(packed); -} - - -/** - * Get a block of Z values, converted to 32-bit range. - */ -void -pipe_get_tile_z(struct pipe_surface *ps, - uint x, uint y, uint w, uint h, - uint *z) -{ - const uint dstStride = w; - ubyte *map; - uint *pDest = z; - uint i, j; - - if (pipe_clip_tile(x, y, &w, &h, ps)) - return; - - map = (ubyte *)pipe_surface_map(ps, PIPE_BUFFER_USAGE_CPU_READ); - if (!map) { - assert(0); - return; - } - - switch (ps->format) { - case PIPE_FORMAT_Z32_UNORM: - { - const uint *pSrc - = (const uint *)(map + y * ps->stride + x*4); - for (i = 0; i < h; i++) { - memcpy(pDest, pSrc, 4 * w); - pDest += dstStride; - pSrc += ps->stride/4; - } - } - break; - case PIPE_FORMAT_S8Z24_UNORM: - case PIPE_FORMAT_X8Z24_UNORM: - { - const uint *pSrc - = (const uint *)(map + y * ps->stride + x*4); - for (i = 0; i < h; i++) { - for (j = 0; j < w; j++) { - /* convert 24-bit Z to 32-bit Z */ - pDest[j] = (pSrc[j] << 8) | (pSrc[j] & 0xff); - } - pDest += dstStride; - pSrc += ps->stride/4; - } - } - break; - case PIPE_FORMAT_Z16_UNORM: - { - const ushort *pSrc - = (const ushort *)(map + y * ps->stride + x*2); - for (i = 0; i < h; i++) { - for (j = 0; j < w; j++) { - /* convert 16-bit Z to 32-bit Z */ - pDest[j] = (pSrc[j] << 16) | pSrc[j]; - } - pDest += dstStride; - pSrc += ps->stride/2; - } - } - break; - default: - assert(0); - } - - pipe_surface_unmap(ps); -} - - -void -pipe_put_tile_z(struct pipe_surface *ps, - uint x, uint y, uint w, uint h, - const uint *zSrc) -{ - const uint srcStride = w; - const uint *pSrc = zSrc; - ubyte *map; - uint i, j; - - if (pipe_clip_tile(x, y, &w, &h, ps)) - return; - - map = (ubyte *)pipe_surface_map(ps, PIPE_BUFFER_USAGE_CPU_WRITE); - if (!map) { - assert(0); - return; - } - - switch (ps->format) { - case PIPE_FORMAT_Z32_UNORM: - { - uint *pDest = (uint *) (map + y * ps->stride + x*4); - for (i = 0; i < h; i++) { - memcpy(pDest, pSrc, 4 * w); - pDest += ps->stride/4; - pSrc += srcStride; - } - } - break; - case PIPE_FORMAT_S8Z24_UNORM: - case PIPE_FORMAT_X8Z24_UNORM: - { - uint *pDest = (uint *) (map + y * ps->stride + x*4); - for (i = 0; i < h; i++) { - for (j = 0; j < w; j++) { - /* convert 32-bit Z to 24-bit Z (0 stencil) */ - pDest[j] = pSrc[j] >> 8; - } - pDest += ps->stride/4; - pSrc += srcStride; - } - } - break; - case PIPE_FORMAT_Z16_UNORM: - { - ushort *pDest = (ushort *) (map + y * ps->stride + x*2); - for (i = 0; i < h; i++) { - for (j = 0; j < w; j++) { - /* convert 32-bit Z to 16-bit Z */ - pDest[j] = pSrc[j] >> 16; - } - pDest += ps->stride/2; - pSrc += srcStride; - } - } - break; - default: - assert(0); - } - - pipe_surface_unmap(ps); -} - - |