1 /**************************************************************************
2 *
3 * Copyright 2016 Ilia Mirkin
4 * All Rights Reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
16 * of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 *
26 **************************************************************************/
27
28 #include "main/macros.h"
29 #include "main/mtypes.h"
30 #include "pipe/p_state.h"
31
32 #include "st_scissor.h"
33
34 void
st_window_rectangles_to_blit(const struct gl_context * ctx,struct pipe_blit_info * blit)35 st_window_rectangles_to_blit(const struct gl_context *ctx,
36 struct pipe_blit_info *blit)
37 {
38 unsigned i;
39
40 blit->num_window_rectangles = ctx->Scissor.NumWindowRects;
41 blit->window_rectangle_include =
42 ctx->Scissor.WindowRectMode == GL_INCLUSIVE_EXT;
43 for (i = 0; i < blit->num_window_rectangles; i++) {
44 const struct gl_scissor_rect *src_rect = &ctx->Scissor.WindowRects[i];
45 struct pipe_scissor_state *dst_rect = &blit->window_rectangles[i];
46 dst_rect->minx = MAX2(src_rect->X, 0);
47 dst_rect->miny = MAX2(src_rect->Y, 0);
48 dst_rect->maxx = MAX2(src_rect->X + src_rect->Width, 0);
49 dst_rect->maxy = MAX2(src_rect->Y + src_rect->Height, 0);
50 }
51 }
52