From: Brian Date: Sat, 15 Dec 2007 23:42:22 +0000 (-0700) Subject: Re-usable tile get/put functions X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=bccc4c5c0116987041dec2327ddb43eff1bcfadf;p=mesa.git Re-usable tile get/put functions --- diff --git a/src/mesa/pipe/util/p_tile.c b/src/mesa/pipe/util/p_tile.c new file mode 100644 index 00000000000..8bc3c22c832 --- /dev/null +++ b/src/mesa/pipe/util/p_tile.c @@ -0,0 +1,834 @@ +/************************************************************************** + * + * 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" + + + +/** + * 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_context *pipe, + struct pipe_surface *ps, + uint x, uint y, uint w, uint h, + void *p, int dst_stride) +{ + const uint cpp = ps->cpp; + const ubyte *pSrc; + const uint src_stride = ps->pitch * cpp; + ubyte *pDest; + uint i; + + assert(ps->map); + + if (dst_stride == 0) { + dst_stride = w * cpp; + } + + if (pipe_clip_tile(x, y, &w, &h, ps)) + return; + + pSrc = ps->map + (y * ps->pitch + x) * cpp; + pDest = (ubyte *) p; + + for (i = 0; i < h; i++) { + memcpy(pDest, pSrc, w * cpp); + pDest += dst_stride; + pSrc += src_stride; + } +} + + +/** + * 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_context *pipe, + struct pipe_surface *ps, + uint x, uint y, uint w, uint h, + const void *p, int src_stride) +{ + const uint cpp = ps->cpp; + const ubyte *pSrc; + const uint dst_stride = ps->pitch * cpp; + ubyte *pDest; + uint i; + + assert(ps->map); + + if (src_stride == 0) { + src_stride = w * cpp; + } + + if (pipe_clip_tile(x, y, &w, &h, ps)) + return; + + pSrc = (const ubyte *) p; + pDest = ps->map + (y * ps->pitch + x) * cpp; + + for (i = 0; i < h; i++) { + memcpy(pDest, pSrc, w * cpp); + pDest += dst_stride; + pSrc += src_stride; + } +} + + + + +/** 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(struct pipe_surface *ps, + unsigned x, unsigned y, unsigned w, unsigned h, + float *p) +{ + const unsigned *src + = ((const unsigned *) (ps->map)) + + y * ps->pitch + x; + unsigned i, j; + unsigned w0 = w; + + assert(ps->format == PIPE_FORMAT_A8R8G8B8_UNORM); + + if (pipe_clip_tile(x, y, &w, &h, ps)) + return; + + for (i = 0; i < h; i++) { + float *pRow = p; + for (j = 0; j < w; j++) { + const unsigned pixel = src[j]; + 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); + pRow += 4; + } + src += ps->pitch; + p += w0 * 4; + } +} + + +static void +a8r8g8b8_put_tile_rgba(struct pipe_surface *ps, + unsigned x, unsigned y, unsigned w, unsigned h, + const float *p) +{ + unsigned *dst + = ((unsigned *) (ps->map)) + + y * ps->pitch + x; + unsigned i, j; + unsigned w0 = w; + + assert(ps->format == PIPE_FORMAT_A8R8G8B8_UNORM); + + if (pipe_clip_tile(x, y, &w, &h, ps)) + return; + + for (i = 0; i < h; i++) { + const float *pRow = p; + for (j = 0; j < w; j++) { + 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[j] = (a << 24) | (r << 16) | (g << 8) | b; + pRow += 4; + } + dst += ps->pitch; + p += w0 * 4; + } +} + + +/*** PIPE_FORMAT_B8G8R8A8_UNORM ***/ + +static void +b8g8r8a8_get_tile_rgba(struct pipe_surface *ps, + unsigned x, unsigned y, unsigned w, unsigned h, + float *p) +{ + const unsigned *src + = ((const unsigned *) (ps->map)) + + y * ps->pitch + x; + unsigned i, j; + unsigned w0 = w; + + assert(ps->format == PIPE_FORMAT_B8G8R8A8_UNORM); + + if (pipe_clip_tile(x, y, &w, &h, ps)) + return; + + for (i = 0; i < h; i++) { + float *pRow = p; + for (j = 0; j < w; j++) { + const unsigned pixel = src[j]; + 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); + pRow += 4; + } + src += ps->pitch; + p += w0 * 4; + } +} + + +static void +b8g8r8a8_put_tile_rgba(struct pipe_surface *ps, + unsigned x, unsigned y, unsigned w, unsigned h, + const float *p) +{ + unsigned *dst + = ((unsigned *) (ps->map)) + + y * ps->pitch + x; + unsigned i, j; + unsigned w0 = w; + + assert(ps->format == PIPE_FORMAT_B8G8R8A8_UNORM); + + if (pipe_clip_tile(x, y, &w, &h, ps)) + return; + + for (i = 0; i < h; i++) { + const float *pRow = p; + for (j = 0; j < w; j++) { + 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[j] = (b << 24) | (g << 16) | (r << 8) | a; + pRow += 4; + } + dst += ps->pitch; + p += w0 * 4; + } +} + + +/*** PIPE_FORMAT_A1R5G5B5_UNORM ***/ + +static void +a1r5g5b5_get_tile_rgba(struct pipe_surface *ps, + unsigned x, unsigned y, unsigned w, unsigned h, + float *p) +{ + const ushort *src + = ((const ushort *) (ps->map)) + + y * ps->pitch + x; + unsigned i, j; + + assert(ps->format == PIPE_FORMAT_A1R5G5B5_UNORM); + + for (i = 0; i < h; i++) { + for (j = 0; j < w; j++) { + const ushort pixel = src[j]; + p[0] = ((pixel >> 10) & 0x1f) * (1.0f / 31.0f); + p[1] = ((pixel >> 5) & 0x1f) * (1.0f / 31.0f); + p[2] = ((pixel ) & 0x1f) * (1.0f / 31.0f); + p[3] = ((pixel >> 15) ) * 1.0f; + p += 4; + } + src += ps->pitch; + } +} + + +/*** PIPE_FORMAT_A4R4G4B4_UNORM ***/ + +static void +a4r4g4b4_get_tile_rgba(struct pipe_surface *ps, + unsigned x, unsigned y, unsigned w, unsigned h, + float *p) +{ + const ushort *src + = ((const ushort *) (ps->map)) + + y * ps->pitch + x; + unsigned i, j; + + assert(ps->format == PIPE_FORMAT_A4R4G4B4_UNORM); + + for (i = 0; i < h; i++) { + for (j = 0; j < w; j++) { + const ushort pixel = src[j]; + p[0] = ((pixel >> 8) & 0xf) * (1.0f / 15.0f); + p[1] = ((pixel >> 4) & 0xf) * (1.0f / 15.0f); + p[2] = ((pixel ) & 0xf) * (1.0f / 15.0f); + p[3] = ((pixel >> 12) ) * (1.0f / 15.0f); + p += 4; + } + src += ps->pitch; + } +} + + +/*** PIPE_FORMAT_R5G6B5_UNORM ***/ + +static void +r5g6b5_get_tile_rgba(struct pipe_surface *ps, + unsigned x, unsigned y, unsigned w, unsigned h, + float *p) +{ + const ushort *src + = ((const ushort *) (ps->map)) + + y * ps->pitch + x; + unsigned i, j; + + assert(ps->format == PIPE_FORMAT_R5G6B5_UNORM); + + for (i = 0; i < h; i++) { + for (j = 0; j < w; j++) { + const ushort pixel = src[j]; + p[0] = ((pixel >> 11) & 0x1f) * (1.0f / 31.0f); + p[1] = ((pixel >> 5) & 0x3f) * (1.0f / 63.0f); + p[2] = ((pixel ) & 0x1f) * (1.0f / 31.0f); + p[3] = 1.0f; + p += 4; + } + src += ps->pitch; + } +} + + +static void +r5g5b5_put_tile_rgba(struct pipe_surface *ps, + unsigned x, unsigned y, unsigned w, unsigned h, + const float *p) +{ + ushort *dst + = ((ushort *) (ps->map)) + + y * ps->pitch + x; + unsigned i, j; + unsigned w0 = w; + + assert(ps->format == PIPE_FORMAT_R5G6B5_UNORM); + + if (pipe_clip_tile(x, y, &w, &h, ps)) + return; + + for (i = 0; i < h; i++) { + const float *pRow = p; + for (j = 0; j < w; j++) { + 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[j] = (r << 11) | (g << 5) | (b); + pRow += 4; + } + dst += ps->pitch; + p += w0 * 4; + } +} + + + +/*** PIPE_FORMAT_Z16_UNORM ***/ + +/** + * Return each Z value as four floats in [0,1]. + */ +static void +z16_get_tile_rgba(struct pipe_surface *ps, + unsigned x, unsigned y, unsigned w, unsigned h, + float *p) +{ + const ushort *src + = ((const ushort *) (ps->map)) + + y * ps->pitch + x; + const float scale = 1.0f / 65535.0f; + unsigned i, j; + unsigned w0 = w; + + assert(ps->format == PIPE_FORMAT_Z16_UNORM); + + if (pipe_clip_tile(x, y, &w, &h, ps)) + return; + + for (i = 0; i < h; i++) { + float *pRow = p; + for (j = 0; j < w; j++) { + pRow[j * 4 + 0] = + pRow[j * 4 + 1] = + pRow[j * 4 + 2] = + pRow[j * 4 + 3] = src[j] * scale; + } + src += ps->pitch; + p += 4 * w0; + } +} + + + + +/*** PIPE_FORMAT_U_L8 ***/ + +static void +l8_get_tile_rgba(struct pipe_surface *ps, + unsigned x, unsigned y, unsigned w, unsigned h, + float *p) +{ + const ubyte *src + = ((const ubyte *) (ps->map)) + + y * ps->pitch + x; + unsigned i, j; + unsigned w0 = w; + + assert(ps->format == PIPE_FORMAT_U_L8); + + if (pipe_clip_tile(x, y, &w, &h, ps)) + return; + + for (i = 0; i < h; i++) { + float *pRow = p; + for (j = 0; j < w; j++) { + pRow[0] = + pRow[1] = + pRow[2] = UBYTE_TO_FLOAT(src[j]); + pRow[3] = 1.0; + pRow += 4; + } + src += ps->pitch; + p += w0 * 4; + } +} + + +/*** PIPE_FORMAT_U_A8 ***/ + +static void +a8_get_tile_rgba(struct pipe_surface *ps, + unsigned x, unsigned y, unsigned w, unsigned h, + float *p) +{ + const ubyte *src + = ((const ubyte *) (ps->map)) + + y * ps->pitch + x; + unsigned i, j; + unsigned w0 = w; + + assert(ps->format == PIPE_FORMAT_U_A8); + + if (pipe_clip_tile(x, y, &w, &h, ps)) + return; + + for (i = 0; i < h; i++) { + float *pRow = p; + for (j = 0; j < w; j++) { + pRow[0] = + pRow[1] = + pRow[2] = 0.0; + pRow[3] = UBYTE_TO_FLOAT(src[j]); + pRow += 4; + } + src += ps->pitch; + p += w0 * 4; + } +} + + +/*** PIPE_FORMAT_R16G16B16A16_SNORM ***/ + +static void +r16g16b16a16_get_tile_rgba(struct pipe_surface *ps, + unsigned x, unsigned y, unsigned w, unsigned h, + float *p) +{ + const short *src + = ((const short *) (ps->map)) + + (y * ps->pitch + x) * 4; + unsigned i, j; + unsigned w0 = w; + + assert(ps->format == PIPE_FORMAT_R16G16B16A16_SNORM); + + if (pipe_clip_tile(x, y, &w, &h, ps)) + return; + + for (i = 0; i < h; i++) { + float *pRow = p; + const short *pixel = src; + for (j = 0; j < w; j++) { + pRow[0] = SHORT_TO_FLOAT(pixel[0]); + pRow[1] = SHORT_TO_FLOAT(pixel[1]); + pRow[2] = SHORT_TO_FLOAT(pixel[2]); + pRow[3] = SHORT_TO_FLOAT(pixel[3]); + pRow += 4; + pixel += 4; + } + src += ps->pitch * 4; + p += w0 * 4; + } +} + + +static void +r16g16b16a16_put_tile_rgba(struct pipe_surface *ps, + unsigned x, unsigned y, unsigned w, unsigned h, + const float *p) +{ + short *dst + = ((short *) (ps->map)) + + (y * ps->pitch + x) * 4; + unsigned i, j; + unsigned w0 = w; + + assert(ps->format == PIPE_FORMAT_R16G16B16A16_SNORM); + + if (pipe_clip_tile(x, y, &w, &h, ps)) + return; + + for (i = 0; i < h; i++) { + const float *pRow = p; + for (j = 0; j < w; j++) { + short r, g, b, a; + UNCLAMPED_FLOAT_TO_SHORT(r, pRow[0]); + UNCLAMPED_FLOAT_TO_SHORT(g, pRow[1]); + UNCLAMPED_FLOAT_TO_SHORT(b, pRow[2]); + UNCLAMPED_FLOAT_TO_SHORT(a, pRow[3]); + dst[j*4+0] = r; + dst[j*4+1] = g; + dst[j*4+2] = b; + dst[j*4+3] = a; + pRow += 4; + } + dst += ps->pitch * 4; + p += w0 * 4; + } +} + + + +/*** PIPE_FORMAT_U_I8 ***/ + +static void +i8_get_tile_rgba(struct pipe_surface *ps, + unsigned x, unsigned y, unsigned w, unsigned h, + float *p) +{ + const ubyte *src + = ((const ubyte *) (ps->map)) + + y * ps->pitch + x; + unsigned i, j; + unsigned w0 = w; + + assert(ps->format == PIPE_FORMAT_U_I8); + + if (pipe_clip_tile(x, y, &w, &h, ps)) + return; + + for (i = 0; i < h; i++) { + float *pRow = p; + for (j = 0; j < w; j++) { + pRow[0] = + pRow[1] = + pRow[2] = + pRow[3] = UBYTE_TO_FLOAT(src[j]); + pRow += 4; + } + src += ps->pitch; + p += w0 * 4; + } +} + + +/*** PIPE_FORMAT_U_A8_L8 ***/ + +static void +a8_l8_get_tile_rgba(struct pipe_surface *ps, + unsigned x, unsigned y, unsigned w, unsigned h, + float *p) +{ + const ushort *src + = ((const ushort *) (ps->map)) + + y * ps->pitch + x; + unsigned i, j; + unsigned w0 = w; + + assert(ps->format == PIPE_FORMAT_U_A8_L8); + + if (pipe_clip_tile(x, y, &w, &h, ps)) + return; + + for (i = 0; i < h; i++) { + float *pRow = p; + for (j = 0; j < w; j++) { + const ushort p = src[j]; + pRow[0] = + pRow[1] = + pRow[2] = UBYTE_TO_FLOAT(p & 0xff); + pRow[3] = UBYTE_TO_FLOAT(p >> 8); + pRow += 4; + } + src += ps->pitch; + p += w0 * 4; + } +} + + + + +/*** PIPE_FORMAT_Z32_UNORM ***/ + +/** + * Return each Z value as four floats in [0,1]. + */ +static void +z32_get_tile_rgba(struct pipe_surface *ps, + unsigned x, unsigned y, unsigned w, unsigned h, + float *p) +{ + const uint *src + = ((const uint *) (ps->map)) + + y * ps->pitch + x; + const double scale = 1.0 / (double) 0xffffffff; + unsigned i, j; + unsigned w0 = w; + + assert(ps->format == PIPE_FORMAT_Z16_UNORM); + + if (pipe_clip_tile(x, y, &w, &h, ps)) + return; + + for (i = 0; i < h; i++) { + float *pRow = p; + for (j = 0; j < w; j++) { + pRow[j * 4 + 0] = + pRow[j * 4 + 1] = + pRow[j * 4 + 2] = + pRow[j * 4 + 3] = (float) (scale * src[j]); + } + src += ps->pitch; + p += 4 * w0; + } +} + + +/*** PIPE_FORMAT_S8Z24_UNORM ***/ + +/** + * Return Z component as four float in [0,1]. Stencil part ignored. + */ +static void +s8z24_get_tile_rgba(struct pipe_surface *ps, + unsigned x, unsigned y, unsigned w, unsigned h, + float *p) +{ + const uint *src + = ((const uint *) (ps->map)) + + y * ps->pitch + x; + const double scale = 1.0 / ((1 << 24) - 1); + unsigned i, j; + unsigned w0 = w; + + assert(ps->format == PIPE_FORMAT_S8Z24_UNORM); + + if (pipe_clip_tile(x, y, &w, &h, ps)) + return; + + for (i = 0; i < h; i++) { + float *pRow = p; + for (j = 0; j < w; j++) { + pRow[j * 4 + 0] = + pRow[j * 4 + 1] = + pRow[j * 4 + 2] = + pRow[j * 4 + 3] = (float) (scale * (src[j] & 0xffffff)); + } + src += ps->pitch; + p += 4 * w0; + } +} + + +/*** PIPE_FORMAT_Z24S8_UNORM ***/ + +/** + * Return Z component as four float in [0,1]. Stencil part ignored. + */ +static void +z24s8_get_tile_rgba(struct pipe_surface *ps, + unsigned x, unsigned y, unsigned w, unsigned h, + float *p) +{ + const uint *src + = ((const uint *) (ps->map)) + + y * ps->pitch + x; + const double scale = 1.0 / ((1 << 24) - 1); + unsigned i, j; + unsigned w0 = w; + + assert(ps->format == PIPE_FORMAT_Z24S8_UNORM); + + if (pipe_clip_tile(x, y, &w, &h, ps)) + return; + + for (i = 0; i < h; i++) { + float *pRow = p; + for (j = 0; j < w; j++) { + pRow[j * 4 + 0] = + pRow[j * 4 + 1] = + pRow[j * 4 + 2] = + pRow[j * 4 + 3] = (float) (scale * (src[j] >> 8)); + } + src += ps->pitch; + p += 4 * w0; + } +} + + +void +pipe_get_tile_rgba(struct pipe_context *pipe, + struct pipe_surface *ps, + uint x, uint y, uint w, uint h, + float *p) +{ + switch (ps->format) { + case PIPE_FORMAT_A8R8G8B8_UNORM: + a8r8g8b8_get_tile_rgba(ps, x, y, w, h, p); + break; + case PIPE_FORMAT_B8G8R8A8_UNORM: + b8g8r8a8_get_tile_rgba(ps, x, y, w, h, p); + break; + case PIPE_FORMAT_A1R5G5B5_UNORM: + a1r5g5b5_get_tile_rgba(ps, x, y, w, h, p); + break; + case PIPE_FORMAT_A4R4G4B4_UNORM: + a4r4g4b4_get_tile_rgba(ps, x, y, w, h, p); + break; + case PIPE_FORMAT_R5G6B5_UNORM: + r5g6b5_get_tile_rgba(ps, x, y, w, h, p); + break; + case PIPE_FORMAT_U_L8: + l8_get_tile_rgba(ps, x, y, w, h, p); + break; + case PIPE_FORMAT_U_A8: + a8_get_tile_rgba(ps, x, y, w, h, p); + break; + case PIPE_FORMAT_U_I8: + i8_get_tile_rgba(ps, x, y, w, h, p); + break; + case PIPE_FORMAT_U_A8_L8: + a8_l8_get_tile_rgba(ps, x, y, w, h, p); + break; + case PIPE_FORMAT_R16G16B16A16_SNORM: + r16g16b16a16_get_tile_rgba(ps, x, y, w, h, p); + break; + case PIPE_FORMAT_Z16_UNORM: + z16_get_tile_rgba(ps, x, y, w, h, p); + break; + case PIPE_FORMAT_Z32_UNORM: + z32_get_tile_rgba(ps, x, y, w, h, p); + break; + case PIPE_FORMAT_S8Z24_UNORM: + s8z24_get_tile_rgba(ps, x, y, w, h, p); + break; + case PIPE_FORMAT_Z24S8_UNORM: + z24s8_get_tile_rgba(ps, x, y, w, h, p); + break; + default: + assert(0); + } +} + + +void +pipe_put_tile_rgba(struct pipe_context *pipe, + struct pipe_surface *ps, + uint x, uint y, uint w, uint h, + const float *p) +{ + switch (ps->format) { + case PIPE_FORMAT_A8R8G8B8_UNORM: + a8r8g8b8_put_tile_rgba(ps, x, y, w, h, p); + break; + case PIPE_FORMAT_B8G8R8A8_UNORM: + b8g8r8a8_put_tile_rgba(ps, x, y, w, h, p); + break; + case PIPE_FORMAT_A1R5G5B5_UNORM: + /*a1r5g5b5_put_tile_rgba(ps, x, y, w, h, p);*/ + break; + case PIPE_FORMAT_R5G6B5_UNORM: + r5g5b5_put_tile_rgba(ps, x, y, w, h, p); + break; + case PIPE_FORMAT_R8G8B8A8_UNORM: + break; + case PIPE_FORMAT_U_L8: + /*l8_put_tile_rgba(ps, x, y, w, h, p);*/ + break; + case PIPE_FORMAT_U_A8: + /*a8_put_tile_rgba(ps, x, y, w, h, p);*/ + break; + case PIPE_FORMAT_U_I8: + /*i8_put_tile_rgba(ps, x, y, w, h, p);*/ + break; + case PIPE_FORMAT_U_A8_L8: + /*a8_l8_put_tile_rgba(ps, x, y, w, h, p);*/ + break; + case PIPE_FORMAT_R16G16B16A16_SNORM: + r16g16b16a16_put_tile_rgba(ps, x, y, w, h, p); + break; + case PIPE_FORMAT_Z16_UNORM: + /*z16_put_tile_rgba(ps, x, y, w, h, p);*/ + break; + case PIPE_FORMAT_Z32_UNORM: + /*z32_put_tile_rgba(ps, x, y, w, h, p);*/ + break; + case PIPE_FORMAT_S8Z24_UNORM: + /*s8z24_put_tile_rgba(ps, x, y, w, h, p);*/ + break; + case PIPE_FORMAT_Z24S8_UNORM: + /*z24s8_put_tile_rgba(ps, x, y, w, h, p);*/ + break; + default: + assert(0); + } +} diff --git a/src/mesa/pipe/util/p_tile.h b/src/mesa/pipe/util/p_tile.h new file mode 100644 index 00000000000..cd8124bf11f --- /dev/null +++ b/src/mesa/pipe/util/p_tile.h @@ -0,0 +1,81 @@ +/************************************************************************** + * + * 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. + * + **************************************************************************/ + +#ifndef P_TILE_H +#define P_TILE_H + +#include "pipe/p_compiler.h" + +struct pipe_context; +struct pipe_surface; + + +/** + * Clip tile against surface dims. + * \return TRUE if tile is totally clipped, FALSE otherwise + */ +static INLINE boolean +pipe_clip_tile(uint x, uint y, uint *w, uint *h, const struct pipe_surface *ps) +{ + if (x >= ps->width) + return TRUE; + if (y >= ps->height) + return TRUE; + if (x + *w > ps->width) + *w = ps->width - x; + if (y + *h > ps->height) + *h = ps->height - y; + return FALSE; +} + + +extern void +pipe_get_tile_raw(struct pipe_context *pipe, + struct pipe_surface *ps, + uint x, uint y, uint w, uint h, + void *p, int dst_stride); + +extern void +pipe_put_tile_raw(struct pipe_context *pipe, + struct pipe_surface *ps, + uint x, uint y, uint w, uint h, + const void *p, int src_stride); + + +extern void +pipe_get_tile_rgba(struct pipe_context *pipe, + struct pipe_surface *ps, + uint x, uint y, uint w, uint h, + float *p); + +extern void +pipe_put_tile_rgba(struct pipe_context *pipe, + struct pipe_surface *ps, + uint x, uint y, uint w, uint h, + const float *p); + +#endif