import Mesa 11.0.6

1 files changed, 229 insertions, 0 deletions

diff --git a/lib/mesa/src/gallium/drivers/svga/svga_pipe_blit.c b/lib/mesa/src/gallium/drivers/svga/svga_pipe_blit.c
new file mode 100644
index 000000000..dbb9f4b51
--- /dev/null
+++ b/lib/mesa/src/gallium/drivers/svga/svga_pipe_blit.c
@@ -0,0 +1,229 @@
+/**********************************************************
+ * Copyright 2008-2009 VMware, Inc.  All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use, copy,
+ * modify, merge, publish, distribute, sublicense, and/or sell copies
+ * of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ **********************************************************/
+
+#include "svga_resource_texture.h"
+#include "svga_context.h"
+#include "svga_debug.h"
+#include "svga_cmd.h"
+#include "svga_surface.h"
+
+#include "util/u_format.h"
+#include "util/u_surface.h"
+
+#define FILE_DEBUG_FLAG DEBUG_BLIT
+
+
+/* XXX still have doubts about this... */
+static void 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)
+ {
+   struct svga_context *svga = svga_context(pipe);
+   struct svga_texture *stex, *dtex;
+/*   struct pipe_screen *screen = pipe->screen;
+   SVGA3dCopyBox *box;
+   enum pipe_error ret;
+   struct pipe_surface *srcsurf, *dstsurf;*/
+   unsigned dst_face, dst_z, src_face, src_z;
+
+   /* Emit buffered drawing commands, and any back copies.
+    */
+   svga_surfaces_flush( svga );
+
+   /* Fallback for buffers. */
+   if (dst_tex->target == PIPE_BUFFER && src_tex->target == PIPE_BUFFER) {
+      util_resource_copy_region(pipe, dst_tex, dst_level, dstx, dsty, dstz,
+                                src_tex, src_level, src_box);
+      return;
+   }
+
+   stex = svga_texture(src_tex);
+   dtex = svga_texture(dst_tex);
+
+#if 0
+   srcsurf = screen->get_tex_surface(screen, src_tex,
+                                     src_level, src_box->z, src_box->z,
+                                     PIPE_BIND_SAMPLER_VIEW);
+
+   dstsurf = screen->get_tex_surface(screen, dst_tex,
+                                     dst_level, dst_box->z, dst_box->z,
+                                     PIPE_BIND_RENDER_TARGET);
+
+   SVGA_DBG(DEBUG_DMA, "blit to sid %p (%d,%d), from sid %p (%d,%d) sz %dx%d\n",
+            svga_surface(dstsurf)->handle,
+            dstx, dsty,
+            svga_surface(srcsurf)->handle,
+            src_box->x, src_box->y,
+            width, height);
+
+   ret = SVGA3D_BeginSurfaceCopy(svga->swc,
+                                 srcsurf,
+                                 dstsurf,
+                                 &box,
+                                 1);
+   if(ret != PIPE_OK) {
+
+      svga_context_flush(svga, NULL);
+
+      ret = SVGA3D_BeginSurfaceCopy(svga->swc,
+                                    srcsurf,
+                                    dstsurf,
+                                    &box,
+                                    1);
+      assert(ret == PIPE_OK);
+   }
+
+   box->x = dstx;
+   box->y = dsty;
+   box->z = 0;
+   box->w = width;
+   box->h = height;
+   box->d = 1;
+   box->srcx = src_box->x;
+   box->srcy = src_box->y;
+   box->srcz = 0;
+
+   SVGA_FIFOCommitAll(svga->swc);
+
+   svga_surface(dstsurf)->dirty = TRUE;
+   svga_propagate_surface(pipe, dstsurf);
+
+   pipe_surface_reference(&srcsurf, NULL);
+   pipe_surface_reference(&dstsurf, NULL);
+
+#else
+   if (src_tex->target == PIPE_TEXTURE_CUBE) {
+      src_face = src_box->z;
+      src_z = 0;
+      assert(src_box->depth == 1);
+   }
+   else {
+      src_face = 0;
+      src_z = src_box->z;
+   }
+   /* different src/dst type???*/
+   if (dst_tex->target == PIPE_TEXTURE_CUBE) {
+      dst_face = dstz;
+      dst_z = 0;
+      assert(src_box->depth == 1);
+   }
+   else {
+      dst_face = 0;
+      dst_z = dstz;
+   }
+   svga_texture_copy_handle(svga,
+                            stex->handle,
+                            src_box->x, src_box->y, src_z,
+                            src_level, src_face,
+                            dtex->handle,
+                            dstx, dsty, dst_z,
+                            dst_level, dst_face,
+                            src_box->width, src_box->height, src_box->depth);
+
+#endif
+
+   /* Mark the destination image as being defined */
+   svga_define_texture_level(dtex, dst_face, dst_level);
+}
+
+
+static void svga_blit(struct pipe_context *pipe,
+                      const struct pipe_blit_info *blit_info)
+{
+   struct svga_context *svga = svga_context(pipe);
+   struct pipe_blit_info info = *blit_info;
+
+   if (info.src.resource->nr_samples > 1 &&
+       info.dst.resource->nr_samples <= 1 &&
+       !util_format_is_depth_or_stencil(info.src.resource->format) &&
+       !util_format_is_pure_integer(info.src.resource->format)) {
+      debug_printf("svga: color resolve unimplemented\n");
+      return;
+   }
+
+   if (util_try_blit_via_copy_region(pipe, &info)) {
+      return; /* done */
+   }
+
+   if (info.mask & PIPE_MASK_S) {
+      debug_printf("svga: cannot blit stencil, skipping\n");
+      info.mask &= ~PIPE_MASK_S;
+   }
+
+   if (!util_blitter_is_blit_supported(svga->blitter, &info)) {
+      debug_printf("svga: blit unsupported %s -> %s\n",
+                   util_format_short_name(info.src.resource->format),
+                   util_format_short_name(info.dst.resource->format));
+      return;
+   }
+
+   /* XXX turn off occlusion and streamout queries */
+
+   util_blitter_save_vertex_buffer_slot(svga->blitter, svga->curr.vb);
+   util_blitter_save_vertex_elements(svga->blitter, (void*)svga->curr.velems);
+   util_blitter_save_vertex_shader(svga->blitter, svga->curr.vs);
+   /*util_blitter_save_geometry_shader(svga->blitter, svga->curr.gs);*/
+   /*util_blitter_save_so_targets(svga->blitter, svga->num_so_targets,
+                     (struct pipe_stream_output_target**)svga->so_targets);*/
+   util_blitter_save_rasterizer(svga->blitter, (void*)svga->curr.rast);
+   util_blitter_save_viewport(svga->blitter, &svga->curr.viewport);
+   util_blitter_save_scissor(svga->blitter, &svga->curr.scissor);
+   util_blitter_save_fragment_shader(svga->blitter, svga->curr.fs);
+   util_blitter_save_blend(svga->blitter, (void*)svga->curr.blend);
+   util_blitter_save_depth_stencil_alpha(svga->blitter,
+                                         (void*)svga->curr.depth);
+   util_blitter_save_stencil_ref(svga->blitter, &svga->curr.stencil_ref);
+   /*util_blitter_save_sample_mask(svga->blitter, svga->sample_mask);*/
+   util_blitter_save_framebuffer(svga->blitter, &svga->curr.framebuffer);
+   util_blitter_save_fragment_sampler_states(svga->blitter,
+                     svga->curr.num_samplers,
+                     (void**)svga->curr.sampler);
+   util_blitter_save_fragment_sampler_views(svga->blitter,
+                     svga->curr.num_sampler_views,
+                     svga->curr.sampler_views);
+   /*util_blitter_save_render_condition(svga->blitter, svga->render_cond_query,
+                                      svga->render_cond_cond, svga->render_cond_mode);*/
+   util_blitter_blit(svga->blitter, &info);
+}
+
+
+static void
+svga_flush_resource(struct pipe_context *pipe,
+                    struct pipe_resource *resource)
+{
+}
+
+
+void
+svga_init_blit_functions(struct svga_context *svga)
+{
+   svga->pipe.resource_copy_region = svga_surface_copy;
+   svga->pipe.blit = svga_blit;
+   svga->pipe.flush_resource = svga_flush_resource;
+}