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 **********************************************************/
28 #include "pipe/p_state.h"
29 #include "pipe/p_defines.h"
30 #include "util/u_inlines.h"
31 #include "os/os_thread.h"
32 #include "util/u_format.h"
33 #include "util/u_math.h"
34 #include "util/u_memory.h"
36 #include "svga_screen.h"
37 #include "svga_context.h"
38 #include "svga_resource_texture.h"
39 #include "svga_surface.h"
40 #include "svga_winsys.h"
41 #include "svga_debug.h"
43 #include <util/u_string.h>
47 svga_texture_copy_handle(struct svga_context *svga,
48 struct svga_screen *ss,
49 struct svga_winsys_surface *src_handle,
50 unsigned src_x, unsigned src_y, unsigned src_z,
51 unsigned src_level, unsigned src_face,
52 struct svga_winsys_surface *dst_handle,
53 unsigned dst_x, unsigned dst_y, unsigned dst_z,
54 unsigned dst_level, unsigned dst_face,
55 unsigned width, unsigned height, unsigned depth)
57 struct svga_surface dst, src;
59 SVGA3dCopyBox box, *boxes;
63 src.handle = src_handle;
64 src.real_level = src_level;
65 src.real_face = src_face;
68 dst.handle = dst_handle;
69 dst.real_level = dst_level;
70 dst.real_face = dst_face;
84 SVGA_DBG(DEBUG_VIEWS, "mipcopy src: %p %u (%ux%ux%u), dst: %p %u (%ux%ux%u)\n",
85 src_handle, src_level, src_x, src_y, src_z,
86 dst_handle, dst_level, dst_x, dst_y, dst_z);
90 ret = SVGA3D_BeginSurfaceCopy(svga->swc,
95 svga_context_flush(svga, NULL);
96 ret = SVGA3D_BeginSurfaceCopy(svga->swc,
100 assert(ret == PIPE_OK);
103 SVGA_FIFOCommitAll(svga->swc);
105 pipe_mutex_lock(ss->swc_mutex);
106 ret = SVGA3D_BeginSurfaceCopy(ss->swc,
111 ss->swc->flush(ss->swc, NULL);
112 ret = SVGA3D_BeginSurfaceCopy(ss->swc,
116 assert(ret == PIPE_OK);
119 SVGA_FIFOCommitAll(ss->swc);
120 pipe_mutex_unlock(ss->swc_mutex);
125 struct svga_winsys_surface *
126 svga_texture_view_surface(struct pipe_context *pipe,
127 struct svga_texture *tex,
128 SVGA3dSurfaceFormat format,
133 struct svga_host_surface_cache_key *key) /* OUT */
135 struct svga_screen *ss = svga_screen(pipe->screen);
136 struct svga_winsys_surface *handle;
138 unsigned z_offset = 0;
141 "svga: Create surface view: face %d zslice %d mips %d..%d\n",
142 face_pick, zslice_pick, start_mip, start_mip+num_mip-1);
145 key->format = format;
146 key->numMipLevels = num_mip;
147 key->size.width = u_minify(tex->b.b.width0, start_mip);
148 key->size.height = u_minify(tex->b.b.height0, start_mip);
149 key->size.depth = zslice_pick < 0 ? u_minify(tex->b.b.depth0, start_mip) : 1;
151 assert(key->size.depth == 1);
153 if(tex->b.b.target == PIPE_TEXTURE_CUBE && face_pick < 0) {
154 key->flags |= SVGA3D_SURFACE_CUBEMAP;
160 if(key->format == SVGA3D_FORMAT_INVALID) {
165 SVGA_DBG(DEBUG_DMA, "surface_create for texture view\n");
166 handle = svga_screen_surface_create(ss, key);
172 SVGA_DBG(DEBUG_DMA, " --> got sid %p (texture view)\n", handle);
177 if (zslice_pick >= 0)
178 z_offset = zslice_pick;
180 for (i = 0; i < key->numMipLevels; i++) {
181 for (j = 0; j < key->numFaces; j++) {
182 if(tex->defined[j + face_pick][i + start_mip]) {
183 unsigned depth = (zslice_pick < 0 ?
184 u_minify(tex->b.b.depth0, i + start_mip) :
187 svga_texture_copy_handle(svga_context(pipe),
193 handle, 0, 0, 0, i, j,
194 u_minify(tex->b.b.width0, i + start_mip),
195 u_minify(tex->b.b.height0, i + start_mip),
205 static struct pipe_surface *
206 svga_get_tex_surface(struct pipe_screen *screen,
207 struct pipe_resource *pt,
208 unsigned face, unsigned level, unsigned zslice,
211 struct svga_texture *tex = svga_texture(pt);
212 struct svga_surface *s;
213 boolean render = (flags & (PIPE_BIND_RENDER_TARGET |
214 PIPE_BIND_DEPTH_STENCIL)) ? TRUE : FALSE;
215 boolean view = FALSE;
216 SVGA3dSurfaceFormat format;
218 s = CALLOC_STRUCT(svga_surface);
222 pipe_reference_init(&s->base.reference, 1);
223 pipe_resource_reference(&s->base.texture, pt);
224 s->base.format = pt->format;
225 s->base.width = u_minify(pt->width0, level);
226 s->base.height = u_minify(pt->height0, level);
227 s->base.usage = flags;
228 s->base.level = level;
230 s->base.zslice = zslice;
233 format = svga_translate_format(pt->format);
235 format = svga_translate_format_render(pt->format);
237 assert(format != SVGA3D_FORMAT_INVALID);
239 if (svga_screen(screen)->debug.force_surface_view)
242 /* Currently only used for compressed textures */
244 format != svga_translate_format(pt->format)) {
249 svga_screen(screen)->debug.force_level_surface_view)
252 if (pt->target == PIPE_TEXTURE_3D)
255 if (svga_screen(screen)->debug.no_surface_view)
259 SVGA_DBG(DEBUG_VIEWS, "svga: Surface view: yes %p, level %u face %u z %u, %p\n",
260 pt, level, face, zslice, s);
262 s->handle = svga_texture_view_surface(NULL, tex, format, level, 1, face, zslice,
268 SVGA_DBG(DEBUG_VIEWS, "svga: Surface view: no %p, level %u, face %u, z %u, %p\n",
269 pt, level, face, zslice, s);
271 memset(&s->key, 0, sizeof s->key);
272 s->handle = tex->handle;
274 s->real_level = level;
275 s->real_zslice = zslice;
283 svga_tex_surface_destroy(struct pipe_surface *surf)
285 struct svga_surface *s = svga_surface(surf);
286 struct svga_texture *t = svga_texture(surf->texture);
287 struct svga_screen *ss = svga_screen(surf->texture->screen);
289 if(s->handle != t->handle) {
290 SVGA_DBG(DEBUG_DMA, "unref sid %p (tex surface)\n", s->handle);
291 svga_screen_surface_destroy(ss, &s->key, &s->handle);
294 pipe_resource_reference(&surf->texture, NULL);
300 svga_mark_surface_dirty(struct pipe_surface *surf)
302 struct svga_surface *s = svga_surface(surf);
305 struct svga_texture *tex = svga_texture(surf->texture);
309 if (s->handle == tex->handle)
310 tex->defined[surf->face][surf->level] = TRUE;
312 /* this will happen later in svga_propagate_surface */
318 void svga_mark_surfaces_dirty(struct svga_context *svga)
322 for (i = 0; i < PIPE_MAX_COLOR_BUFS; i++) {
323 if (svga->curr.framebuffer.cbufs[i])
324 svga_mark_surface_dirty(svga->curr.framebuffer.cbufs[i]);
326 if (svga->curr.framebuffer.zsbuf)
327 svga_mark_surface_dirty(svga->curr.framebuffer.zsbuf);
332 * Progagate any changes from surfaces to texture.
333 * pipe is optional context to inline the blit command in.
336 svga_propagate_surface(struct pipe_context *pipe, struct pipe_surface *surf)
338 struct svga_surface *s = svga_surface(surf);
339 struct svga_texture *tex = svga_texture(surf->texture);
340 struct svga_screen *ss = svga_screen(surf->texture->screen);
346 ss->texture_timestamp++;
347 tex->view_age[surf->level] = ++(tex->age);
349 if (s->handle != tex->handle) {
350 SVGA_DBG(DEBUG_VIEWS, "svga: Surface propagate: tex %p, level %u, from %p\n", tex, surf->level, surf);
351 svga_texture_copy_handle(svga_context(pipe), ss,
352 s->handle, 0, 0, 0, s->real_level, s->real_face,
353 tex->handle, 0, 0, surf->zslice, surf->level, surf->face,
354 u_minify(tex->b.b.width0, surf->level),
355 u_minify(tex->b.b.height0, surf->level), 1);
356 tex->defined[surf->face][surf->level] = TRUE;
361 * Check if we should call svga_propagate_surface on the surface.
364 svga_surface_needs_propagation(struct pipe_surface *surf)
366 struct svga_surface *s = svga_surface(surf);
367 struct svga_texture *tex = svga_texture(surf->texture);
369 return s->dirty && s->handle != tex->handle;
378 svga_screen_init_surface_functions(struct pipe_screen *screen)
380 screen->get_tex_surface = svga_get_tex_surface;
381 screen->tex_surface_destroy = svga_tex_surface_destroy;