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Re-usable tile get/put functions
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Brian
parent
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commit
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2 changed files with 915 additions and 0 deletions
834
src/mesa/pipe/util/p_tile.c
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834
src/mesa/pipe/util/p_tile.c
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/**************************************************************************
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*
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* Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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/**
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* RGBA/float tile get/put functions.
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* Usable both by drivers and state trackers.
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* Surfaces should already be in a mapped state.
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*/
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#include "pipe/p_defines.h"
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#include "pipe/p_util.h"
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#include "pipe/p_inlines.h"
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#include "p_tile.h"
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/**
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* Move raw block of pixels from surface to user memory.
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* This should be usable by any hw driver that has mappable surfaces.
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*/
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void
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pipe_get_tile_raw(struct pipe_context *pipe,
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struct pipe_surface *ps,
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uint x, uint y, uint w, uint h,
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void *p, int dst_stride)
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{
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const uint cpp = ps->cpp;
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const ubyte *pSrc;
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const uint src_stride = ps->pitch * cpp;
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ubyte *pDest;
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uint i;
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assert(ps->map);
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if (dst_stride == 0) {
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dst_stride = w * cpp;
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}
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if (pipe_clip_tile(x, y, &w, &h, ps))
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return;
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pSrc = ps->map + (y * ps->pitch + x) * cpp;
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pDest = (ubyte *) p;
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for (i = 0; i < h; i++) {
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memcpy(pDest, pSrc, w * cpp);
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pDest += dst_stride;
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pSrc += src_stride;
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}
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}
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/**
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* Move raw block of pixels from user memory to surface.
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* This should be usable by any hw driver that has mappable surfaces.
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*/
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void
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pipe_put_tile_raw(struct pipe_context *pipe,
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struct pipe_surface *ps,
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uint x, uint y, uint w, uint h,
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const void *p, int src_stride)
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{
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const uint cpp = ps->cpp;
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const ubyte *pSrc;
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const uint dst_stride = ps->pitch * cpp;
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ubyte *pDest;
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uint i;
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assert(ps->map);
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if (src_stride == 0) {
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src_stride = w * cpp;
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}
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if (pipe_clip_tile(x, y, &w, &h, ps))
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return;
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pSrc = (const ubyte *) p;
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pDest = ps->map + (y * ps->pitch + x) * cpp;
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for (i = 0; i < h; i++) {
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memcpy(pDest, pSrc, w * cpp);
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pDest += dst_stride;
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pSrc += src_stride;
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}
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}
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/** Convert short in [-32768,32767] to GLfloat in [-1.0,1.0] */
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#define SHORT_TO_FLOAT(S) ((2.0F * (S) + 1.0F) * (1.0F/65535.0F))
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#define UNCLAMPED_FLOAT_TO_SHORT(us, f) \
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us = ( (short) ( CLAMP((f), -1.0, 1.0) * 32767.0F) )
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/*** PIPE_FORMAT_A8R8G8B8_UNORM ***/
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static void
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a8r8g8b8_get_tile_rgba(struct pipe_surface *ps,
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unsigned x, unsigned y, unsigned w, unsigned h,
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float *p)
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{
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const unsigned *src
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= ((const unsigned *) (ps->map))
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+ y * ps->pitch + x;
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unsigned i, j;
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unsigned w0 = w;
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assert(ps->format == PIPE_FORMAT_A8R8G8B8_UNORM);
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if (pipe_clip_tile(x, y, &w, &h, ps))
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return;
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for (i = 0; i < h; i++) {
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float *pRow = p;
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for (j = 0; j < w; j++) {
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const unsigned pixel = src[j];
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pRow[0] = UBYTE_TO_FLOAT((pixel >> 16) & 0xff);
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pRow[1] = UBYTE_TO_FLOAT((pixel >> 8) & 0xff);
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pRow[2] = UBYTE_TO_FLOAT((pixel >> 0) & 0xff);
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pRow[3] = UBYTE_TO_FLOAT((pixel >> 24) & 0xff);
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pRow += 4;
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}
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src += ps->pitch;
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p += w0 * 4;
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}
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}
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static void
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a8r8g8b8_put_tile_rgba(struct pipe_surface *ps,
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unsigned x, unsigned y, unsigned w, unsigned h,
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const float *p)
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{
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unsigned *dst
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= ((unsigned *) (ps->map))
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+ y * ps->pitch + x;
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unsigned i, j;
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unsigned w0 = w;
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assert(ps->format == PIPE_FORMAT_A8R8G8B8_UNORM);
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if (pipe_clip_tile(x, y, &w, &h, ps))
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return;
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for (i = 0; i < h; i++) {
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const float *pRow = p;
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for (j = 0; j < w; j++) {
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unsigned r, g, b, a;
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UNCLAMPED_FLOAT_TO_UBYTE(r, pRow[0]);
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UNCLAMPED_FLOAT_TO_UBYTE(g, pRow[1]);
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UNCLAMPED_FLOAT_TO_UBYTE(b, pRow[2]);
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UNCLAMPED_FLOAT_TO_UBYTE(a, pRow[3]);
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dst[j] = (a << 24) | (r << 16) | (g << 8) | b;
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pRow += 4;
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}
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dst += ps->pitch;
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p += w0 * 4;
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}
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}
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/*** PIPE_FORMAT_B8G8R8A8_UNORM ***/
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static void
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b8g8r8a8_get_tile_rgba(struct pipe_surface *ps,
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unsigned x, unsigned y, unsigned w, unsigned h,
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float *p)
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{
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const unsigned *src
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= ((const unsigned *) (ps->map))
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+ y * ps->pitch + x;
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unsigned i, j;
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unsigned w0 = w;
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assert(ps->format == PIPE_FORMAT_B8G8R8A8_UNORM);
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if (pipe_clip_tile(x, y, &w, &h, ps))
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return;
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for (i = 0; i < h; i++) {
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float *pRow = p;
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for (j = 0; j < w; j++) {
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const unsigned pixel = src[j];
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pRow[0] = UBYTE_TO_FLOAT((pixel >> 8) & 0xff);
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pRow[1] = UBYTE_TO_FLOAT((pixel >> 16) & 0xff);
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pRow[2] = UBYTE_TO_FLOAT((pixel >> 24) & 0xff);
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pRow[3] = UBYTE_TO_FLOAT((pixel >> 0) & 0xff);
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pRow += 4;
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}
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src += ps->pitch;
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p += w0 * 4;
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}
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}
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static void
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b8g8r8a8_put_tile_rgba(struct pipe_surface *ps,
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unsigned x, unsigned y, unsigned w, unsigned h,
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const float *p)
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{
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unsigned *dst
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= ((unsigned *) (ps->map))
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+ y * ps->pitch + x;
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unsigned i, j;
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unsigned w0 = w;
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assert(ps->format == PIPE_FORMAT_B8G8R8A8_UNORM);
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if (pipe_clip_tile(x, y, &w, &h, ps))
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return;
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for (i = 0; i < h; i++) {
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const float *pRow = p;
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for (j = 0; j < w; j++) {
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unsigned r, g, b, a;
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UNCLAMPED_FLOAT_TO_UBYTE(r, pRow[0]);
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UNCLAMPED_FLOAT_TO_UBYTE(g, pRow[1]);
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UNCLAMPED_FLOAT_TO_UBYTE(b, pRow[2]);
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UNCLAMPED_FLOAT_TO_UBYTE(a, pRow[3]);
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dst[j] = (b << 24) | (g << 16) | (r << 8) | a;
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pRow += 4;
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}
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dst += ps->pitch;
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p += w0 * 4;
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}
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}
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/*** PIPE_FORMAT_A1R5G5B5_UNORM ***/
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static void
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a1r5g5b5_get_tile_rgba(struct pipe_surface *ps,
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unsigned x, unsigned y, unsigned w, unsigned h,
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float *p)
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{
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const ushort *src
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= ((const ushort *) (ps->map))
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+ y * ps->pitch + x;
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unsigned i, j;
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assert(ps->format == PIPE_FORMAT_A1R5G5B5_UNORM);
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for (i = 0; i < h; i++) {
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for (j = 0; j < w; j++) {
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const ushort pixel = src[j];
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p[0] = ((pixel >> 10) & 0x1f) * (1.0f / 31.0f);
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p[1] = ((pixel >> 5) & 0x1f) * (1.0f / 31.0f);
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p[2] = ((pixel ) & 0x1f) * (1.0f / 31.0f);
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p[3] = ((pixel >> 15) ) * 1.0f;
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p += 4;
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}
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src += ps->pitch;
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}
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}
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/*** PIPE_FORMAT_A4R4G4B4_UNORM ***/
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static void
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a4r4g4b4_get_tile_rgba(struct pipe_surface *ps,
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unsigned x, unsigned y, unsigned w, unsigned h,
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float *p)
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{
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const ushort *src
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= ((const ushort *) (ps->map))
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+ y * ps->pitch + x;
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unsigned i, j;
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assert(ps->format == PIPE_FORMAT_A4R4G4B4_UNORM);
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for (i = 0; i < h; i++) {
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for (j = 0; j < w; j++) {
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const ushort pixel = src[j];
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p[0] = ((pixel >> 8) & 0xf) * (1.0f / 15.0f);
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p[1] = ((pixel >> 4) & 0xf) * (1.0f / 15.0f);
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p[2] = ((pixel ) & 0xf) * (1.0f / 15.0f);
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p[3] = ((pixel >> 12) ) * (1.0f / 15.0f);
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p += 4;
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}
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src += ps->pitch;
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}
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}
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/*** PIPE_FORMAT_R5G6B5_UNORM ***/
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static void
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r5g6b5_get_tile_rgba(struct pipe_surface *ps,
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unsigned x, unsigned y, unsigned w, unsigned h,
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float *p)
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{
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const ushort *src
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= ((const ushort *) (ps->map))
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+ y * ps->pitch + x;
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unsigned i, j;
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assert(ps->format == PIPE_FORMAT_R5G6B5_UNORM);
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for (i = 0; i < h; i++) {
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for (j = 0; j < w; j++) {
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const ushort pixel = src[j];
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p[0] = ((pixel >> 11) & 0x1f) * (1.0f / 31.0f);
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p[1] = ((pixel >> 5) & 0x3f) * (1.0f / 63.0f);
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p[2] = ((pixel ) & 0x1f) * (1.0f / 31.0f);
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p[3] = 1.0f;
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p += 4;
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}
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src += ps->pitch;
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}
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}
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static void
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r5g5b5_put_tile_rgba(struct pipe_surface *ps,
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unsigned x, unsigned y, unsigned w, unsigned h,
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const float *p)
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{
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ushort *dst
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= ((ushort *) (ps->map))
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+ y * ps->pitch + x;
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unsigned i, j;
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unsigned w0 = w;
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assert(ps->format == PIPE_FORMAT_R5G6B5_UNORM);
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if (pipe_clip_tile(x, y, &w, &h, ps))
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return;
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for (i = 0; i < h; i++) {
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const float *pRow = p;
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for (j = 0; j < w; j++) {
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uint r = (uint) (CLAMP(pRow[0], 0.0, 1.0) * 31.0);
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uint g = (uint) (CLAMP(pRow[1], 0.0, 1.0) * 63.0);
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uint b = (uint) (CLAMP(pRow[2], 0.0, 1.0) * 31.0);
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dst[j] = (r << 11) | (g << 5) | (b);
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pRow += 4;
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}
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dst += ps->pitch;
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p += w0 * 4;
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}
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}
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/*** PIPE_FORMAT_Z16_UNORM ***/
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/**
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* Return each Z value as four floats in [0,1].
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*/
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static void
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z16_get_tile_rgba(struct pipe_surface *ps,
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unsigned x, unsigned y, unsigned w, unsigned h,
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float *p)
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{
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const ushort *src
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= ((const ushort *) (ps->map))
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+ y * ps->pitch + x;
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const float scale = 1.0f / 65535.0f;
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unsigned i, j;
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unsigned w0 = w;
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assert(ps->format == PIPE_FORMAT_Z16_UNORM);
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if (pipe_clip_tile(x, y, &w, &h, ps))
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return;
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for (i = 0; i < h; i++) {
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float *pRow = p;
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for (j = 0; j < w; j++) {
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pRow[j * 4 + 0] =
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pRow[j * 4 + 1] =
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pRow[j * 4 + 2] =
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pRow[j * 4 + 3] = src[j] * scale;
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}
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src += ps->pitch;
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p += 4 * w0;
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}
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}
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/*** PIPE_FORMAT_U_L8 ***/
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static void
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l8_get_tile_rgba(struct pipe_surface *ps,
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unsigned x, unsigned y, unsigned w, unsigned h,
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float *p)
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{
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const ubyte *src
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= ((const ubyte *) (ps->map))
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+ y * ps->pitch + x;
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unsigned i, j;
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unsigned w0 = w;
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assert(ps->format == PIPE_FORMAT_U_L8);
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if (pipe_clip_tile(x, y, &w, &h, ps))
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return;
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for (i = 0; i < h; i++) {
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float *pRow = p;
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for (j = 0; j < w; j++) {
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pRow[0] =
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pRow[1] =
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pRow[2] = UBYTE_TO_FLOAT(src[j]);
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pRow[3] = 1.0;
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pRow += 4;
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}
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src += ps->pitch;
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p += w0 * 4;
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}
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}
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/*** PIPE_FORMAT_U_A8 ***/
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static void
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a8_get_tile_rgba(struct pipe_surface *ps,
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unsigned x, unsigned y, unsigned w, unsigned h,
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float *p)
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{
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const ubyte *src
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= ((const ubyte *) (ps->map))
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+ y * ps->pitch + x;
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unsigned i, j;
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unsigned w0 = w;
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assert(ps->format == PIPE_FORMAT_U_A8);
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if (pipe_clip_tile(x, y, &w, &h, ps))
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return;
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for (i = 0; i < h; i++) {
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float *pRow = p;
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for (j = 0; j < w; j++) {
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pRow[0] =
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pRow[1] =
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pRow[2] = 0.0;
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pRow[3] = UBYTE_TO_FLOAT(src[j]);
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pRow += 4;
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}
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src += ps->pitch;
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p += w0 * 4;
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}
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}
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/*** PIPE_FORMAT_R16G16B16A16_SNORM ***/
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static void
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||||
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);
|
||||
}
|
||||
}
|
||||
81
src/mesa/pipe/util/p_tile.h
Normal file
81
src/mesa/pipe/util/p_tile.h
Normal file
|
|
@ -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
|
||||
Loading…
Add table
Reference in a new issue