1 /**********************************************************
2 * Copyright 2008-2009 VMware, Inc. All rights reserved.
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:
12 * The above copyright notice and this permission notice shall be
13 * included in all copies or substantial portions of the Software.
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
24 **********************************************************/
26 #include "svga_resource_texture.h"
27 #include "svga_context.h"
28 #include "svga_debug.h"
30 #include "svga_surface.h"
32 #include "util/u_format.h"
33 #include "util/u_surface.h"
35 #define FILE_DEBUG_FLAG DEBUG_BLIT
38 /* XXX still have doubts about this... */
39 static void svga_surface_copy(struct pipe_context
*pipe
,
40 struct pipe_resource
* dst_tex
,
42 unsigned dstx
, unsigned dsty
, unsigned dstz
,
43 struct pipe_resource
* src_tex
,
45 const struct pipe_box
*src_box
)
47 struct svga_context
*svga
= svga_context(pipe
);
48 struct svga_texture
*stex
, *dtex
;
49 /* struct pipe_screen *screen = pipe->screen;
52 struct pipe_surface *srcsurf, *dstsurf;*/
53 unsigned dst_face
, dst_z
, src_face
, src_z
;
55 /* Emit buffered drawing commands, and any back copies.
57 svga_surfaces_flush( svga
);
59 /* Fallback for buffers. */
60 if (dst_tex
->target
== PIPE_BUFFER
&& src_tex
->target
== PIPE_BUFFER
) {
61 util_resource_copy_region(pipe
, dst_tex
, dst_level
, dstx
, dsty
, dstz
,
62 src_tex
, src_level
, src_box
);
66 stex
= svga_texture(src_tex
);
67 dtex
= svga_texture(dst_tex
);
70 srcsurf
= screen
->get_tex_surface(screen
, src_tex
,
71 src_level
, src_box
->z
, src_box
->z
,
72 PIPE_BIND_SAMPLER_VIEW
);
74 dstsurf
= screen
->get_tex_surface(screen
, dst_tex
,
75 dst_level
, dst_box
->z
, dst_box
->z
,
76 PIPE_BIND_RENDER_TARGET
);
78 SVGA_DBG(DEBUG_DMA
, "blit to sid %p (%d,%d), from sid %p (%d,%d) sz %dx%d\n",
79 svga_surface(dstsurf
)->handle
,
81 svga_surface(srcsurf
)->handle
,
82 src_box
->x
, src_box
->y
,
85 ret
= SVGA3D_BeginSurfaceCopy(svga
->swc
,
92 svga_context_flush(svga
, NULL
);
94 ret
= SVGA3D_BeginSurfaceCopy(svga
->swc
,
99 assert(ret
== PIPE_OK
);
108 box
->srcx
= src_box
->x
;
109 box
->srcy
= src_box
->y
;
112 SVGA_FIFOCommitAll(svga
->swc
);
114 svga_surface(dstsurf
)->dirty
= TRUE
;
115 svga_propagate_surface(pipe
, dstsurf
);
117 pipe_surface_reference(&srcsurf
, NULL
);
118 pipe_surface_reference(&dstsurf
, NULL
);
121 if (src_tex
->target
== PIPE_TEXTURE_CUBE
) {
122 src_face
= src_box
->z
;
124 assert(src_box
->depth
== 1);
130 /* different src/dst type???*/
131 if (dst_tex
->target
== PIPE_TEXTURE_CUBE
) {
134 assert(src_box
->depth
== 1);
140 svga_texture_copy_handle(svga
,
142 src_box
->x
, src_box
->y
, src_z
,
147 src_box
->width
, src_box
->height
, src_box
->depth
);
151 /* Mark the destination image as being defined */
152 svga_define_texture_level(dtex
, dst_face
, dst_level
);
156 static void svga_blit(struct pipe_context
*pipe
,
157 const struct pipe_blit_info
*blit_info
)
159 struct svga_context
*svga
= svga_context(pipe
);
160 struct pipe_blit_info info
= *blit_info
;
162 if (info
.src
.resource
->nr_samples
> 1 &&
163 info
.dst
.resource
->nr_samples
<= 1 &&
164 !util_format_is_depth_or_stencil(info
.src
.resource
->format
) &&
165 !util_format_is_pure_integer(info
.src
.resource
->format
)) {
166 debug_printf("svga: color resolve unimplemented\n");
170 if (util_try_blit_via_copy_region(pipe
, &info
)) {
174 if (info
.mask
& PIPE_MASK_S
) {
175 debug_printf("svga: cannot blit stencil, skipping\n");
176 info
.mask
&= ~PIPE_MASK_S
;
179 if (!util_blitter_is_blit_supported(svga
->blitter
, &info
)) {
180 debug_printf("svga: blit unsupported %s -> %s\n",
181 util_format_short_name(info
.src
.resource
->format
),
182 util_format_short_name(info
.dst
.resource
->format
));
186 /* XXX turn off occlusion and streamout queries */
188 util_blitter_save_vertex_buffer_slot(svga
->blitter
, svga
->curr
.vb
);
189 util_blitter_save_vertex_elements(svga
->blitter
, (void*)svga
->curr
.velems
);
190 util_blitter_save_vertex_shader(svga
->blitter
, svga
->curr
.vs
);
191 /*util_blitter_save_geometry_shader(svga->blitter, svga->curr.gs);*/
192 /*util_blitter_save_so_targets(svga->blitter, svga->num_so_targets,
193 (struct pipe_stream_output_target**)svga->so_targets);*/
194 util_blitter_save_rasterizer(svga
->blitter
, (void*)svga
->curr
.rast
);
195 util_blitter_save_viewport(svga
->blitter
, &svga
->curr
.viewport
);
196 util_blitter_save_scissor(svga
->blitter
, &svga
->curr
.scissor
);
197 util_blitter_save_fragment_shader(svga
->blitter
, svga
->curr
.fs
);
198 util_blitter_save_blend(svga
->blitter
, (void*)svga
->curr
.blend
);
199 util_blitter_save_depth_stencil_alpha(svga
->blitter
,
200 (void*)svga
->curr
.depth
);
201 util_blitter_save_stencil_ref(svga
->blitter
, &svga
->curr
.stencil_ref
);
202 /*util_blitter_save_sample_mask(svga->blitter, svga->sample_mask);*/
203 util_blitter_save_framebuffer(svga
->blitter
, &svga
->curr
.framebuffer
);
204 util_blitter_save_fragment_sampler_states(svga
->blitter
,
205 svga
->curr
.num_samplers
,
206 (void**)svga
->curr
.sampler
);
207 util_blitter_save_fragment_sampler_views(svga
->blitter
,
208 svga
->curr
.num_sampler_views
,
209 svga
->curr
.sampler_views
);
210 /*util_blitter_save_render_condition(svga->blitter, svga->render_cond_query,
211 svga->render_cond_cond, svga->render_cond_mode);*/
212 util_blitter_blit(svga
->blitter
, &info
);
217 svga_flush_resource(struct pipe_context
*pipe
,
218 struct pipe_resource
*resource
)
224 svga_init_blit_functions(struct svga_context
*svga
)
226 svga
->pipe
.resource_copy_region
= svga_surface_copy
;
227 svga
->pipe
.blit
= svga_blit
;
228 svga
->pipe
.flush_resource
= svga_flush_resource
;