1 /**********************************************************
2 * Copyright 2008-2009 VMware, Inc. All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person
5 * obtaining a copy of this software and associated documentation
6 * files (the "Software"), to deal in the Software without
7 * restriction, including without limitation the rights to use, copy,
8 * modify, merge, publish, distribute, sublicense, and/or sell copies
9 * of the Software, and to permit persons to whom the Software is
10 * furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be
13 * included in all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
19 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
20 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
21 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22 * SOFTWARE.
23 *
24 **********************************************************/
25
26 #include "svga_resource_texture.h"
27 #include "svga_context.h"
28 #include "svga_debug.h"
29 #include "svga_cmd.h"
30 #include "svga_surface.h"
31
32 #include "util/u_surface.h"
33
34 #define FILE_DEBUG_FLAG DEBUG_BLIT
35
36
37 /* XXX still have doubts about this... */
svga_surface_copy(struct pipe_context * pipe,struct pipe_resource * dst_tex,unsigned dst_level,unsigned dstx,unsigned dsty,unsigned dstz,struct pipe_resource * src_tex,unsigned src_level,const struct pipe_box * src_box)38 static void svga_surface_copy(struct pipe_context *pipe,
39 struct pipe_resource* dst_tex,
40 unsigned dst_level,
41 unsigned dstx, unsigned dsty, unsigned dstz,
42 struct pipe_resource* src_tex,
43 unsigned src_level,
44 const struct pipe_box *src_box)
45 {
46 struct svga_context *svga = svga_context(pipe);
47 struct svga_texture *stex, *dtex;
48 /* struct pipe_screen *screen = pipe->screen;
49 SVGA3dCopyBox *box;
50 enum pipe_error ret;
51 struct pipe_surface *srcsurf, *dstsurf;*/
52 unsigned dst_face, dst_z, src_face, src_z;
53
54 /* Emit buffered drawing commands, and any back copies.
55 */
56 svga_surfaces_flush( svga );
57
58 /* Fallback for buffers. */
59 if (dst_tex->target == PIPE_BUFFER && src_tex->target == PIPE_BUFFER) {
60 util_resource_copy_region(pipe, dst_tex, dst_level, dstx, dsty, dstz,
61 src_tex, src_level, src_box);
62 return;
63 }
64
65 stex = svga_texture(src_tex);
66 dtex = svga_texture(dst_tex);
67
68 #if 0
69 srcsurf = screen->get_tex_surface(screen, src_tex,
70 src_level, src_box->z, src_box->z,
71 PIPE_BIND_SAMPLER_VIEW);
72
73 dstsurf = screen->get_tex_surface(screen, dst_tex,
74 dst_level, dst_box->z, dst_box->z,
75 PIPE_BIND_RENDER_TARGET);
76
77 SVGA_DBG(DEBUG_DMA, "blit to sid %p (%d,%d), from sid %p (%d,%d) sz %dx%d\n",
78 svga_surface(dstsurf)->handle,
79 dstx, dsty,
80 svga_surface(srcsurf)->handle,
81 src_box->x, src_box->y,
82 width, height);
83
84 ret = SVGA3D_BeginSurfaceCopy(svga->swc,
85 srcsurf,
86 dstsurf,
87 &box,
88 1);
89 if(ret != PIPE_OK) {
90
91 svga_context_flush(svga, NULL);
92
93 ret = SVGA3D_BeginSurfaceCopy(svga->swc,
94 srcsurf,
95 dstsurf,
96 &box,
97 1);
98 assert(ret == PIPE_OK);
99 }
100
101 box->x = dstx;
102 box->y = dsty;
103 box->z = 0;
104 box->w = width;
105 box->h = height;
106 box->d = 1;
107 box->srcx = src_box->x;
108 box->srcy = src_box->y;
109 box->srcz = 0;
110
111 SVGA_FIFOCommitAll(svga->swc);
112
113 svga_surface(dstsurf)->dirty = TRUE;
114 svga_propagate_surface(pipe, dstsurf);
115
116 pipe_surface_reference(&srcsurf, NULL);
117 pipe_surface_reference(&dstsurf, NULL);
118
119 #else
120 if (src_tex->target == PIPE_TEXTURE_CUBE) {
121 src_face = src_box->z;
122 src_z = 0;
123 assert(src_box->depth == 1);
124 }
125 else {
126 src_face = 0;
127 src_z = src_box->z;
128 }
129 /* different src/dst type???*/
130 if (dst_tex->target == PIPE_TEXTURE_CUBE) {
131 dst_face = dstz;
132 dst_z = 0;
133 assert(src_box->depth == 1);
134 }
135 else {
136 dst_face = 0;
137 dst_z = dstz;
138 }
139 svga_texture_copy_handle(svga,
140 stex->handle,
141 src_box->x, src_box->y, src_z,
142 src_level, src_face,
143 dtex->handle,
144 dstx, dsty, dst_z,
145 dst_level, dst_face,
146 src_box->width, src_box->height, src_box->depth);
147
148 #endif
149
150 }
151
152
153 void
svga_init_blit_functions(struct svga_context * svga)154 svga_init_blit_functions(struct svga_context *svga)
155 {
156 svga->pipe.resource_copy_region = svga_surface_copy;
157 }
158