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st/dri: refactor dri_msaa_resolve

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The generic blit will be used by the following commit.

Reviewed-by: Brian Paul <brianp@vmware.com>
This commit is contained in:
Marek Olšák 2013-05-31 21:43:50 +02:00
parent 6c6cfc02c9
commit fdf9d234e2
3 changed files with 15 additions and 12 deletions
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16
src/gallium/state_trackers/dri/common/dri_drawable.c
View file

@ -359,13 +359,10 @@ swap_fences_unref(struct dri_drawable *draw)
}
void
dri_msaa_resolve(struct dri_context *ctx,
struct dri_drawable *drawable,
enum st_attachment_type att)
dri_pipe_blit(struct pipe_context *pipe,
struct pipe_resource *dst,
struct pipe_resource *src)
{
struct pipe_context *pipe = ctx->st->pipe;
struct pipe_resource *dst = drawable->textures[att];
struct pipe_resource *src = drawable->msaa_textures[att];
struct pipe_blit_info blit;
if (!dst || !src)
@ -437,9 +434,12 @@ dri_flush(__DRIcontext *cPriv,
/* Flush the drawable. */
if ((flags & __DRI2_FLUSH_DRAWABLE) &&
drawable->textures[ST_ATTACHMENT_BACK_LEFT]) {
/* Resolve MSAA buffers. */
if (drawable->stvis.samples > 1) {
dri_msaa_resolve(ctx, drawable, ST_ATTACHMENT_BACK_LEFT);
/* Resolve the MSAA back buffer. */
dri_pipe_blit(ctx->st->pipe,
drawable->textures[ST_ATTACHMENT_BACK_LEFT],
drawable->msaa_textures[ST_ATTACHMENT_BACK_LEFT]);
/* FRONT_LEFT is resolved in drawable->flush_frontbuffer. */
}

6
src/gallium/state_trackers/dri/common/dri_drawable.h
View file

@ -110,9 +110,9 @@ dri_drawable_get_format(struct dri_drawable *drawable,
unsigned *bind);
void
dri_msaa_resolve(struct dri_context *ctx,
struct dri_drawable *drawable,
enum st_attachment_type att);
dri_pipe_blit(struct pipe_context *pipe,
struct pipe_resource *dst,
struct pipe_resource *src);
void
dri_flush(__DRIcontext *cPriv,

5
src/gallium/state_trackers/dri/drm/dri2.c
View file

@ -470,7 +470,10 @@ dri2_flush_frontbuffer(struct dri_context *ctx,
if (drawable->stvis.samples > 1) {
struct pipe_context *pipe = ctx->st->pipe;
dri_msaa_resolve(ctx, drawable, ST_ATTACHMENT_FRONT_LEFT);
/* Resolve the front buffer. */
dri_pipe_blit(ctx->st->pipe,
drawable->textures[ST_ATTACHMENT_FRONT_LEFT],
drawable->msaa_textures[ST_ATTACHMENT_FRONT_LEFT]);
pipe->flush(pipe, NULL, 0);
}