diff options
Diffstat (limited to 'mesalib/src/gallium/auxiliary/util/u_linear.c')
-rw-r--r-- | mesalib/src/gallium/auxiliary/util/u_linear.c | 202 |
1 files changed, 101 insertions, 101 deletions
diff --git a/mesalib/src/gallium/auxiliary/util/u_linear.c b/mesalib/src/gallium/auxiliary/util/u_linear.c index 8f8935d8a..f1aef2167 100644 --- a/mesalib/src/gallium/auxiliary/util/u_linear.c +++ b/mesalib/src/gallium/auxiliary/util/u_linear.c @@ -1,101 +1,101 @@ -/**************************************************************************
- *
- * Copyright 2009 VMware, Inc.
- * 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 VMWARE 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.
- *
- **************************************************************************/
-
-/**
- * Functions for converting tiled data to linear and vice versa.
- */
-
-
-#include "util/u_debug.h"
-#include "u_linear.h"
-
-void
-pipe_linear_to_tile(size_t src_stride, const void *src_ptr,
- struct pipe_tile_info *t, void *dst_ptr)
-{
- int x, y, z;
- char *ptr;
- size_t bytes = t->cols * t->block.size;
- char *dst_ptr2 = (char *) dst_ptr;
-
- assert(pipe_linear_check_tile(t));
-
- /* lets write lineary to the tiled buffer */
- for (y = 0; y < t->tiles_y; y++) {
- for (x = 0; x < t->tiles_x; x++) {
- /* this inner loop could be replace with SSE magic */
- ptr = (char*)src_ptr + src_stride * t->rows * y + bytes * x;
- for (z = 0; z < t->rows; z++) {
- memcpy(dst_ptr2, ptr, bytes);
- dst_ptr2 += bytes;
- ptr += src_stride;
- }
- }
- }
-}
-
-void pipe_linear_from_tile(struct pipe_tile_info *t, const void *src_ptr,
- size_t dst_stride, void *dst_ptr)
-{
- int x, y, z;
- char *ptr;
- size_t bytes = t->cols * t->block.size;
- const char *src_ptr2 = (const char *) src_ptr;
-
- /* lets read lineary from the tiled buffer */
- for (y = 0; y < t->tiles_y; y++) {
- for (x = 0; x < t->tiles_x; x++) {
- /* this inner loop could be replace with SSE magic */
- ptr = (char*)dst_ptr + dst_stride * t->rows * y + bytes * x;
- for (z = 0; z < t->rows; z++) {
- memcpy(ptr, src_ptr2, bytes);
- src_ptr2 += bytes;
- ptr += dst_stride;
- }
- }
- }
-}
-
-void
-pipe_linear_fill_info(struct pipe_tile_info *t,
- const struct u_linear_format_block *block,
- unsigned tile_width, unsigned tile_height,
- unsigned tiles_x, unsigned tiles_y)
-{
- t->block = *block;
-
- t->tile.width = tile_width;
- t->tile.height = tile_height;
- t->cols = t->tile.width / t->block.width;
- t->rows = t->tile.height / t->block.height;
- t->tile.size = t->cols * t->rows * t->block.size;
-
- t->tiles_x = tiles_x;
- t->tiles_y = tiles_y;
- t->stride = t->cols * t->tiles_x * t->block.size;
- t->size = t->tiles_x * t->tiles_y * t->tile.size;
-}
+/************************************************************************** + * + * Copyright 2009 VMware, Inc. + * 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 VMWARE 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. + * + **************************************************************************/ + +/** + * Functions for converting tiled data to linear and vice versa. + */ + + +#include "util/u_debug.h" +#include "u_linear.h" + +void +pipe_linear_to_tile(size_t src_stride, const void *src_ptr, + struct pipe_tile_info *t, void *dst_ptr) +{ + int x, y, z; + char *ptr; + size_t bytes = t->cols * t->block.size; + char *dst_ptr2 = (char *) dst_ptr; + + assert(pipe_linear_check_tile(t)); + + /* lets write lineary to the tiled buffer */ + for (y = 0; y < t->tiles_y; y++) { + for (x = 0; x < t->tiles_x; x++) { + /* this inner loop could be replace with SSE magic */ + ptr = (char*)src_ptr + src_stride * t->rows * y + bytes * x; + for (z = 0; z < t->rows; z++) { + memcpy(dst_ptr2, ptr, bytes); + dst_ptr2 += bytes; + ptr += src_stride; + } + } + } +} + +void pipe_linear_from_tile(struct pipe_tile_info *t, const void *src_ptr, + size_t dst_stride, void *dst_ptr) +{ + int x, y, z; + char *ptr; + size_t bytes = t->cols * t->block.size; + const char *src_ptr2 = (const char *) src_ptr; + + /* lets read lineary from the tiled buffer */ + for (y = 0; y < t->tiles_y; y++) { + for (x = 0; x < t->tiles_x; x++) { + /* this inner loop could be replace with SSE magic */ + ptr = (char*)dst_ptr + dst_stride * t->rows * y + bytes * x; + for (z = 0; z < t->rows; z++) { + memcpy(ptr, src_ptr2, bytes); + src_ptr2 += bytes; + ptr += dst_stride; + } + } + } +} + +void +pipe_linear_fill_info(struct pipe_tile_info *t, + const struct u_linear_format_block *block, + unsigned tile_width, unsigned tile_height, + unsigned tiles_x, unsigned tiles_y) +{ + t->block = *block; + + t->tile.width = tile_width; + t->tile.height = tile_height; + t->cols = t->tile.width / t->block.width; + t->rows = t->tile.height / t->block.height; + t->tile.size = t->cols * t->rows * t->block.size; + + t->tiles_x = tiles_x; + t->tiles_y = tiles_y; + t->stride = t->cols * t->tiles_x * t->block.size; + t->size = t->tiles_x * t->tiles_y * t->tile.size; +} |