/**************************************************************************
*
- * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * Copyright 2007 VMware, Inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* 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 NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS 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 "util/u_rect.h"
+#include "util/u_surface.h"
#include "lp_context.h"
#include "lp_flush.h"
+#include "lp_limits.h"
#include "lp_surface.h"
+#include "lp_texture.h"
+#include "lp_query.h"
static void
-lp_surface_copy(struct pipe_context *pipe,
- struct pipe_surface *dest, unsigned destx, unsigned desty,
- struct pipe_surface *src, unsigned srcx, unsigned srcy,
- unsigned width, unsigned height)
+lp_resource_copy(struct pipe_context *pipe,
+ struct pipe_resource *dst, unsigned dst_level,
+ unsigned dstx, unsigned dsty, unsigned dstz,
+ struct pipe_resource *src, unsigned src_level,
+ const struct pipe_box *src_box)
+{
+ llvmpipe_flush_resource(pipe,
+ dst, dst_level,
+ FALSE, /* read_only */
+ TRUE, /* cpu_access */
+ FALSE, /* do_not_block */
+ "blit dest");
+
+ llvmpipe_flush_resource(pipe,
+ src, src_level,
+ TRUE, /* read_only */
+ TRUE, /* cpu_access */
+ FALSE, /* do_not_block */
+ "blit src");
+
+ util_resource_copy_region(pipe, dst, dst_level, dstx, dsty, dstz,
+ src, src_level, src_box);
+}
+
+
+static void lp_blit(struct pipe_context *pipe,
+ const struct pipe_blit_info *blit_info)
+{
+ struct llvmpipe_context *lp = llvmpipe_context(pipe);
+ struct pipe_blit_info info = *blit_info;
+
+ if (blit_info->render_condition_enable && !llvmpipe_check_render_cond(lp))
+ return;
+
+ 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("llvmpipe: color resolve unimplemented\n");
+ return;
+ }
+
+ if (util_try_blit_via_copy_region(pipe, &info)) {
+ return; /* done */
+ }
+
+ if (!util_blitter_is_blit_supported(lp->blitter, &info)) {
+ debug_printf("llvmpipe: 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(lp->blitter, lp->vertex_buffer);
+ util_blitter_save_vertex_elements(lp->blitter, (void*)lp->velems);
+ util_blitter_save_vertex_shader(lp->blitter, (void*)lp->vs);
+ util_blitter_save_geometry_shader(lp->blitter, (void*)lp->gs);
+ util_blitter_save_so_targets(lp->blitter, lp->num_so_targets,
+ (struct pipe_stream_output_target**)lp->so_targets);
+ util_blitter_save_rasterizer(lp->blitter, (void*)lp->rasterizer);
+ util_blitter_save_viewport(lp->blitter, &lp->viewports[0]);
+ util_blitter_save_scissor(lp->blitter, &lp->scissors[0]);
+ util_blitter_save_fragment_shader(lp->blitter, lp->fs);
+ util_blitter_save_blend(lp->blitter, (void*)lp->blend);
+ util_blitter_save_depth_stencil_alpha(lp->blitter, (void*)lp->depth_stencil);
+ util_blitter_save_stencil_ref(lp->blitter, &lp->stencil_ref);
+ /*util_blitter_save_sample_mask(sp->blitter, lp->sample_mask);*/
+ util_blitter_save_framebuffer(lp->blitter, &lp->framebuffer);
+ util_blitter_save_fragment_sampler_states(lp->blitter,
+ lp->num_samplers[PIPE_SHADER_FRAGMENT],
+ (void**)lp->samplers[PIPE_SHADER_FRAGMENT]);
+ util_blitter_save_fragment_sampler_views(lp->blitter,
+ lp->num_sampler_views[PIPE_SHADER_FRAGMENT],
+ lp->sampler_views[PIPE_SHADER_FRAGMENT]);
+ util_blitter_save_render_condition(lp->blitter, lp->render_cond_query,
+ lp->render_cond_cond, lp->render_cond_mode);
+ util_blitter_blit(lp->blitter, &info);
+}
+
+
+static void
+lp_flush_resource(struct pipe_context *ctx, struct pipe_resource *resource)
{
- llvmpipe_flush_texture(pipe,
- dest->texture, dest->face, dest->level,
- 0, /* flush_flags */
- FALSE, /* read_only */
- FALSE, /* cpu_access */
- FALSE); /* do_not_flush */
-
- llvmpipe_flush_texture(pipe,
- src->texture, src->face, src->level,
- 0, /* flush_flags */
- TRUE, /* read_only */
- FALSE, /* cpu_access */
- FALSE); /* do_not_flush */
-
- util_surface_copy(pipe, FALSE,
- dest, destx, desty,
- src, srcx, srcy,
- width, height);
}
+
+static struct pipe_surface *
+llvmpipe_create_surface(struct pipe_context *pipe,
+ struct pipe_resource *pt,
+ const struct pipe_surface *surf_tmpl)
+{
+ struct pipe_surface *ps;
+
+ if (!(pt->bind & (PIPE_BIND_DEPTH_STENCIL | PIPE_BIND_RENDER_TARGET)))
+ debug_printf("Illegal surface creation without bind flag\n");
+
+ ps = CALLOC_STRUCT(pipe_surface);
+ if (ps) {
+ pipe_reference_init(&ps->reference, 1);
+ pipe_resource_reference(&ps->texture, pt);
+ ps->context = pipe;
+ ps->format = surf_tmpl->format;
+ if (llvmpipe_resource_is_texture(pt)) {
+ assert(surf_tmpl->u.tex.level <= pt->last_level);
+ assert(surf_tmpl->u.tex.first_layer <= surf_tmpl->u.tex.last_layer);
+ ps->width = u_minify(pt->width0, surf_tmpl->u.tex.level);
+ ps->height = u_minify(pt->height0, surf_tmpl->u.tex.level);
+ ps->u.tex.level = surf_tmpl->u.tex.level;
+ ps->u.tex.first_layer = surf_tmpl->u.tex.first_layer;
+ ps->u.tex.last_layer = surf_tmpl->u.tex.last_layer;
+ }
+ else {
+ /* setting width as number of elements should get us correct renderbuffer width */
+ ps->width = surf_tmpl->u.buf.last_element - surf_tmpl->u.buf.first_element + 1;
+ ps->height = pt->height0;
+ ps->u.buf.first_element = surf_tmpl->u.buf.first_element;
+ ps->u.buf.last_element = surf_tmpl->u.buf.last_element;
+ assert(ps->u.buf.first_element <= ps->u.buf.last_element);
+ assert(util_format_get_blocksize(surf_tmpl->format) *
+ (ps->u.buf.last_element + 1) <= pt->width0);
+ }
+ }
+ return ps;
+}
+
+
+static void
+llvmpipe_surface_destroy(struct pipe_context *pipe,
+ struct pipe_surface *surf)
+{
+ /* Effectively do the texture_update work here - if texture images
+ * needed post-processing to put them into hardware layout, this is
+ * where it would happen. For llvmpipe, nothing to do.
+ */
+ assert(surf->texture);
+ pipe_resource_reference(&surf->texture, NULL);
+ FREE(surf);
+}
+
+
+static void
+llvmpipe_clear_render_target(struct pipe_context *pipe,
+ struct pipe_surface *dst,
+ const union pipe_color_union *color,
+ unsigned dstx, unsigned dsty,
+ unsigned width, unsigned height)
+{
+ struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
+
+ if (!llvmpipe_check_render_cond(llvmpipe))
+ return;
+
+ util_clear_render_target(pipe, dst, color,
+ dstx, dsty, width, height);
+}
+
+
+static void
+llvmpipe_clear_depth_stencil(struct pipe_context *pipe,
+ struct pipe_surface *dst,
+ unsigned clear_flags,
+ double depth,
+ unsigned stencil,
+ unsigned dstx, unsigned dsty,
+ unsigned width, unsigned height)
+{
+ struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
+
+ if (!llvmpipe_check_render_cond(llvmpipe))
+ return;
+
+ util_clear_depth_stencil(pipe, dst, clear_flags,
+ depth, stencil,
+ dstx, dsty, width, height);
+}
+
+
void
-lp_init_surface_functions(struct llvmpipe_context *lp)
+llvmpipe_init_surface_functions(struct llvmpipe_context *lp)
{
- lp->pipe.surface_copy = lp_surface_copy;
- lp->pipe.surface_fill = util_surface_fill;
+ lp->pipe.clear_render_target = llvmpipe_clear_render_target;
+ lp->pipe.clear_depth_stencil = llvmpipe_clear_depth_stencil;
+ lp->pipe.create_surface = llvmpipe_create_surface;
+ lp->pipe.surface_destroy = llvmpipe_surface_destroy;
+ /* These two are not actually functions dealing with surfaces */
+ lp->pipe.resource_copy_region = lp_resource_copy;
+ lp->pipe.blit = lp_blit;
+ lp->pipe.flush_resource = lp_flush_resource;
}