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_debug.h"
44 svga_texture_copy_handle(struct svga_context *svga,
45 struct svga_winsys_surface *src_handle,
46 unsigned src_x, unsigned src_y, unsigned src_z,
47 unsigned src_level, unsigned src_face,
48 struct svga_winsys_surface *dst_handle,
49 unsigned dst_x, unsigned dst_y, unsigned dst_z,
50 unsigned dst_level, unsigned dst_face,
51 unsigned width, unsigned height, unsigned depth)
53 struct svga_surface dst, src;
55 SVGA3dCopyBox box, *boxes;
59 src.handle = src_handle;
60 src.real_level = src_level;
61 src.real_face = src_face;
64 dst.handle = dst_handle;
65 dst.real_level = dst_level;
66 dst.real_face = dst_face;
80 SVGA_DBG(DEBUG_VIEWS, "mipcopy src: %p %u (%ux%ux%u), dst: %p %u (%ux%ux%u)\n",
81 src_handle, src_level, src_x, src_y, src_z,
82 dst_handle, dst_level, dst_x, dst_y, dst_z);
85 ret = SVGA3D_BeginSurfaceCopy(svga->swc,
90 svga_context_flush(svga, NULL);
91 ret = SVGA3D_BeginSurfaceCopy(svga->swc,
95 assert(ret == PIPE_OK);
98 SVGA_FIFOCommitAll(svga->swc);
102 struct svga_winsys_surface *
103 svga_texture_view_surface(struct svga_context *svga,
104 struct svga_texture *tex,
105 SVGA3dSurfaceFlags flags,
106 SVGA3dSurfaceFormat format,
111 struct svga_host_surface_cache_key *key) /* OUT */
113 struct svga_screen *ss = svga_screen(svga->pipe.screen);
114 struct svga_winsys_surface *handle;
116 unsigned z_offset = 0;
119 "svga: Create surface view: face %d zslice %d mips %d..%d\n",
120 face_pick, zslice_pick, start_mip, start_mip+num_mip-1);
123 key->format = format;
124 key->numMipLevels = num_mip;
125 key->size.width = u_minify(tex->b.b.width0, start_mip);
126 key->size.height = u_minify(tex->b.b.height0, start_mip);
127 key->size.depth = zslice_pick < 0 ? u_minify(tex->b.b.depth0, start_mip) : 1;
129 assert(key->size.depth == 1);
131 if(tex->b.b.target == PIPE_TEXTURE_CUBE && face_pick < 0) {
132 key->flags |= SVGA3D_SURFACE_CUBEMAP;
138 if(key->format == SVGA3D_FORMAT_INVALID) {
143 SVGA_DBG(DEBUG_DMA, "surface_create for texture view\n");
144 handle = svga_screen_surface_create(ss, key);
150 SVGA_DBG(DEBUG_DMA, " --> got sid %p (texture view)\n", handle);
155 if (zslice_pick >= 0)
156 z_offset = zslice_pick;
158 for (i = 0; i < key->numMipLevels; i++) {
159 for (j = 0; j < key->numFaces; j++) {
160 if(tex->defined[j + face_pick][i + start_mip]) {
161 unsigned depth = (zslice_pick < 0 ?
162 u_minify(tex->b.b.depth0, i + start_mip) :
165 svga_texture_copy_handle(svga,
170 handle, 0, 0, 0, i, j,
171 u_minify(tex->b.b.width0, i + start_mip),
172 u_minify(tex->b.b.height0, i + start_mip),
182 static struct pipe_surface *
183 svga_create_surface(struct pipe_context *pipe,
184 struct pipe_resource *pt,
185 const struct pipe_surface *surf_tmpl)
187 struct svga_context *svga = svga_context(pipe);
188 struct svga_texture *tex = svga_texture(pt);
189 struct pipe_screen *screen = pipe->screen;
190 struct svga_surface *s;
191 unsigned face, zslice;
192 /* XXX surfaces should only be used for rendering purposes nowadays */
193 boolean render = (surf_tmpl->usage & (PIPE_BIND_RENDER_TARGET |
194 PIPE_BIND_DEPTH_STENCIL)) ? TRUE : FALSE;
195 boolean view = FALSE;
196 SVGA3dSurfaceFlags flags;
197 SVGA3dSurfaceFormat format;
199 assert(surf_tmpl->u.tex.first_layer == surf_tmpl->u.tex.last_layer);
201 s = CALLOC_STRUCT(svga_surface);
205 if (pt->target == PIPE_TEXTURE_CUBE) {
206 face = surf_tmpl->u.tex.first_layer;
211 zslice = surf_tmpl->u.tex.first_layer;
214 pipe_reference_init(&s->base.reference, 1);
215 pipe_resource_reference(&s->base.texture, pt);
216 s->base.context = pipe;
217 s->base.format = surf_tmpl->format;
218 s->base.width = u_minify(pt->width0, surf_tmpl->u.tex.level);
219 s->base.height = u_minify(pt->height0, surf_tmpl->u.tex.level);
220 s->base.usage = surf_tmpl->usage;
221 s->base.u.tex.level = surf_tmpl->u.tex.level;
222 s->base.u.tex.first_layer = surf_tmpl->u.tex.first_layer;
223 s->base.u.tex.last_layer = surf_tmpl->u.tex.last_layer;
226 flags = SVGA3D_SURFACE_HINT_TEXTURE;
227 format = svga_translate_format(surf_tmpl->format);
229 if (surf_tmpl->usage & PIPE_BIND_RENDER_TARGET) {
230 flags = SVGA3D_SURFACE_HINT_RENDERTARGET;
232 if (surf_tmpl->usage & PIPE_BIND_DEPTH_STENCIL) {
233 flags = SVGA3D_SURFACE_HINT_DEPTHSTENCIL;
235 format = svga_translate_format_render(surf_tmpl->format);
238 assert(format != SVGA3D_FORMAT_INVALID);
240 if (svga_screen(screen)->debug.force_surface_view)
243 /* Currently only used for compressed textures */
245 format != svga_translate_format(surf_tmpl->format)) {
249 if (surf_tmpl->u.tex.level != 0 &&
250 svga_screen(screen)->debug.force_level_surface_view)
253 if (pt->target == PIPE_TEXTURE_3D)
256 if (svga_screen(screen)->debug.no_surface_view)
260 SVGA_DBG(DEBUG_VIEWS, "svga: Surface view: yes %p, level %u face %u z %u, %p\n",
261 pt, surf_tmpl->u.tex.level, face, zslice, s);
263 s->handle = svga_texture_view_surface(svga, tex, flags, format,
264 surf_tmpl->u.tex.level,
265 1, face, zslice, &s->key);
270 SVGA_DBG(DEBUG_VIEWS, "svga: Surface view: no %p, level %u, face %u, z %u, %p\n",
271 pt, surf_tmpl->u.tex.level, face, zslice, s);
273 memset(&s->key, 0, sizeof s->key);
274 s->handle = tex->handle;
276 s->real_zslice = zslice;
277 s->real_level = surf_tmpl->u.tex.level;
285 svga_surface_destroy(struct pipe_context *pipe,
286 struct pipe_surface *surf)
288 struct svga_surface *s = svga_surface(surf);
289 struct svga_texture *t = svga_texture(surf->texture);
290 struct svga_screen *ss = svga_screen(surf->texture->screen);
292 if(s->handle != t->handle) {
293 SVGA_DBG(DEBUG_DMA, "unref sid %p (tex surface)\n", s->handle);
294 svga_screen_surface_destroy(ss, &s->key, &s->handle);
297 pipe_resource_reference(&surf->texture, NULL);
303 svga_mark_surface_dirty(struct pipe_surface *surf)
305 struct svga_surface *s = svga_surface(surf);
308 struct svga_texture *tex = svga_texture(surf->texture);
312 if (s->handle == tex->handle) {
313 /* hmm so 3d textures always have all their slices marked ? */
314 if (surf->texture->target == PIPE_TEXTURE_CUBE)
315 tex->defined[surf->u.tex.first_layer][surf->u.tex.level] = TRUE;
317 tex->defined[0][surf->u.tex.level] = TRUE;
320 /* this will happen later in svga_propagate_surface */
326 void svga_mark_surfaces_dirty(struct svga_context *svga)
330 for (i = 0; i < PIPE_MAX_COLOR_BUFS; i++) {
331 if (svga->curr.framebuffer.cbufs[i])
332 svga_mark_surface_dirty(svga->curr.framebuffer.cbufs[i]);
334 if (svga->curr.framebuffer.zsbuf)
335 svga_mark_surface_dirty(svga->curr.framebuffer.zsbuf);
340 * Progagate any changes from surfaces to texture.
341 * pipe is optional context to inline the blit command in.
344 svga_propagate_surface(struct svga_context *svga, struct pipe_surface *surf)
346 struct svga_surface *s = svga_surface(surf);
347 struct svga_texture *tex = svga_texture(surf->texture);
348 struct svga_screen *ss = svga_screen(surf->texture->screen);
349 unsigned zslice, face;
354 if (surf->texture->target == PIPE_TEXTURE_CUBE) {
356 face = surf->u.tex.first_layer;
359 zslice = surf->u.tex.first_layer;
364 ss->texture_timestamp++;
365 tex->view_age[surf->u.tex.level] = ++(tex->age);
367 if (s->handle != tex->handle) {
368 SVGA_DBG(DEBUG_VIEWS, "svga: Surface propagate: tex %p, level %u, from %p\n", tex, surf->u.tex.level, surf);
369 svga_texture_copy_handle(svga,
370 s->handle, 0, 0, 0, s->real_level, s->real_face,
371 tex->handle, 0, 0, zslice, surf->u.tex.level, face,
372 u_minify(tex->b.b.width0, surf->u.tex.level),
373 u_minify(tex->b.b.height0, surf->u.tex.level), 1);
374 tex->defined[face][surf->u.tex.level] = TRUE;
379 * Check if we should call svga_propagate_surface on the surface.
382 svga_surface_needs_propagation(struct pipe_surface *surf)
384 struct svga_surface *s = svga_surface(surf);
385 struct svga_texture *tex = svga_texture(surf->texture);
387 return s->dirty && s->handle != tex->handle;
396 svga_init_surface_functions(struct svga_context *svga)
398 svga->pipe.create_surface = svga_create_surface;
399 svga->pipe.surface_destroy = svga_surface_destroy;