diff options
| -rw-r--r-- | src/gallium/auxiliary/util/u_blitter.c | 65 | ||||
| -rw-r--r-- | src/gallium/auxiliary/util/u_blitter.h | 18 |
2 files changed, 65 insertions, 18 deletions
diff --git a/src/gallium/auxiliary/util/u_blitter.c b/src/gallium/auxiliary/util/u_blitter.c index 3c501814ed6..80fdfe0a9ae 100644 --- a/src/gallium/auxiliary/util/u_blitter.c +++ b/src/gallium/auxiliary/util/u_blitter.c @@ -850,6 +850,43 @@ boolean is_overlap(unsigned sx1, unsigned sx2, unsigned sy1, unsigned sy2, return sx1 < dx2 && sx2 > dx1 && sy1 < dy2 && sy2 > dy1; } +void util_blitter_default_dst_texture(struct pipe_surface *dst_templ, + struct pipe_resource *dst, + unsigned dstlevel, + unsigned dstz, + const struct pipe_box *srcbox) +{ + memset(dst_templ, 0, sizeof(*dst_templ)); + dst_templ->format = dst->format; + if (util_format_is_depth_or_stencil(dst->format)) { + dst_templ->usage = PIPE_BIND_DEPTH_STENCIL; + } else { + dst_templ->usage = PIPE_BIND_RENDER_TARGET; + } + dst_templ->format = util_format_linear(dst->format); + dst_templ->u.tex.level = dstlevel; + dst_templ->u.tex.first_layer = dstz; + dst_templ->u.tex.last_layer = dstz + srcbox->depth - 1; +} + +void util_blitter_default_src_texture(struct pipe_sampler_view *src_templ, + struct pipe_resource *src, + unsigned srclevel) +{ + memset(src_templ, 0, sizeof(*src_templ)); + src_templ->format = util_format_linear(src->format); + src_templ->u.tex.first_level = srclevel; + src_templ->u.tex.last_level = srclevel; + src_templ->u.tex.first_layer = 0; + src_templ->u.tex.last_layer = + src->target == PIPE_TEXTURE_3D ? src->depth0 - 1 + : src->array_size - 1; + src_templ->swizzle_r = PIPE_SWIZZLE_RED; + src_templ->swizzle_g = PIPE_SWIZZLE_GREEN; + src_templ->swizzle_b = PIPE_SWIZZLE_BLUE; + src_templ->swizzle_a = PIPE_SWIZZLE_ALPHA; +} + void util_blitter_copy_texture(struct blitter_context *blitter, struct pipe_resource *dst, unsigned dstlevel, @@ -862,8 +899,8 @@ void util_blitter_copy_texture(struct blitter_context *blitter, struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; struct pipe_context *pipe = ctx->base.pipe; struct pipe_screen *screen = pipe->screen; - struct pipe_surface *dstsurf, surf_templ; - struct pipe_sampler_view viewTempl, *view; + struct pipe_surface *dst_view, dst_templ; + struct pipe_sampler_view src_templ, *src_view; unsigned bind; boolean is_stencil, is_depth; @@ -898,27 +935,19 @@ void util_blitter_copy_texture(struct blitter_context *blitter, } /* Initialize the surface. */ - memset(&surf_templ, 0, sizeof(surf_templ)); - u_surface_default_template(&surf_templ, dst, bind); - surf_templ.format = util_format_linear(dst->format); - surf_templ.u.tex.level = dstlevel; - surf_templ.u.tex.first_layer = dstz; - surf_templ.u.tex.last_layer = dstz + srcbox->depth - 1; - dstsurf = pipe->create_surface(pipe, dst, &surf_templ); + util_blitter_default_dst_texture(&dst_templ, dst, dstlevel, dstz, srcbox); + dst_view = pipe->create_surface(pipe, dst, &dst_templ); /* Initialize the sampler view. */ - u_sampler_view_default_template(&viewTempl, src, - util_format_linear(src->format)); - viewTempl.u.tex.first_level = srclevel; - viewTempl.u.tex.last_level = srclevel; - view = pipe->create_sampler_view(pipe, src, &viewTempl); + util_blitter_default_src_texture(&src_templ, src, srclevel); + src_view = pipe->create_sampler_view(pipe, src, &src_templ); /* Copy. */ - util_blitter_copy_texture_view(blitter, dstsurf, dstx, dsty, view, srcbox, - src->width0, src->height0); + util_blitter_copy_texture_view(blitter, dst_view, dstx, dsty, src_view, + srcbox, src->width0, src->height0); - pipe_surface_reference(&dstsurf, NULL); - pipe_sampler_view_reference(&view, NULL); + pipe_surface_reference(&dst_view, NULL); + pipe_sampler_view_reference(&src_view, NULL); } void util_blitter_copy_texture_view(struct blitter_context *blitter, diff --git a/src/gallium/auxiliary/util/u_blitter.h b/src/gallium/auxiliary/util/u_blitter.h index f605a7e7a2a..4dd64c5164e 100644 --- a/src/gallium/auxiliary/util/u_blitter.h +++ b/src/gallium/auxiliary/util/u_blitter.h @@ -218,6 +218,24 @@ void util_blitter_copy_texture_view(struct blitter_context *blitter, unsigned src_width0, unsigned src_height0); /** + * Helper function to initialize a view for copy_texture_view. + * The parameters must match copy_texture_view. + */ +void util_blitter_default_dst_texture(struct pipe_surface *dst_templ, + struct pipe_resource *dst, + unsigned dstlevel, + unsigned dstz, + const struct pipe_box *srcbox); + +/** + * Helper function to initialize a view for copy_texture_view. + * The parameters must match copy_texture_view. + */ +void util_blitter_default_src_texture(struct pipe_sampler_view *src_templ, + struct pipe_resource *src, + unsigned srclevel); + +/** * Copy data from one buffer to another using the Stream Output functionality. * Some alignment is required, otherwise software fallback is used. */ |