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gallium/u_blitter: document custom meta helpers

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This commit is contained in:
Marek Olšák 2012-08-13 23:37:30 +02:00
parent b3b5bb9ddb
commit e0cc61bd91
4 changed files with 19 additions and 10 deletions
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4
src/gallium/auxiliary/util/u_blitter.c
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@ -962,7 +962,7 @@ void util_blitter_clear(struct blitter_context *blitter,
NULL, NULL);
}
void util_blitter_clear_depth_custom(struct blitter_context *blitter,
void util_blitter_custom_clear_depth(struct blitter_context *blitter,
unsigned width, unsigned height,
double depth, void *custom_dsa)
{
@ -1493,7 +1493,7 @@ void util_blitter_copy_buffer(struct blitter_context *blitter,
}
/* probably radeon specific */
void util_blitter_resolve_color_custom(struct blitter_context *blitter,
void util_blitter_custom_resolve_color(struct blitter_context *blitter,
struct pipe_resource *dst,
unsigned dst_level,
unsigned dst_layer,

19
src/gallium/auxiliary/util/u_blitter.h
View file

@ -156,10 +156,6 @@ void util_blitter_clear(struct blitter_context *blitter,
const union pipe_color_union *color,
double depth, unsigned stencil);
void util_blitter_clear_depth_custom(struct blitter_context *blitter,
unsigned width, unsigned height,
double depth, void *custom_dsa);
/**
* Check if the blitter (with the help of the driver) can blit between
* the two resources.
@ -294,13 +290,26 @@ void util_blitter_clear_depth_stencil(struct blitter_context *blitter,
unsigned dstx, unsigned dsty,
unsigned width, unsigned height);
/* The following functions are customized variants of the clear functions.
* Some drivers use them internally to do things like MSAA resolve
* and resource decompression. It usually consists of rendering a full-screen
* quad with a special blend or DSA state.
*/
/* Used by r300g for depth decompression. */
void util_blitter_custom_clear_depth(struct blitter_context *blitter,
unsigned width, unsigned height,
double depth, void *custom_dsa);
/* Used by r600g for depth decompression. */
void util_blitter_custom_depth_stencil(struct blitter_context *blitter,
struct pipe_surface *zsurf,
struct pipe_surface *cbsurf,
unsigned sample_mask,
void *dsa_stage, float depth);
void util_blitter_resolve_color_custom(struct blitter_context *blitter,
/* Used by r600g for MSAA color resolve. */
void util_blitter_custom_resolve_color(struct blitter_context *blitter,
struct pipe_resource *dst,
unsigned dst_level,
unsigned dst_layer,

2
src/gallium/drivers/r300/r300_blit.c
View file

@ -398,7 +398,7 @@ void r300_decompress_zmask(struct r300_context *r300)
r300_mark_atom_dirty(r300, &r300->hyperz_state);
r300_blitter_begin(r300, R300_DECOMPRESS);
util_blitter_clear_depth_custom(r300->blitter, fb->width, fb->height, 0,
util_blitter_custom_clear_depth(r300->blitter, fb->width, fb->height, 0,
r300->dsa_decompress_zmask);
r300_blitter_end(r300);

4
src/gallium/drivers/r600/r600_blit.c
View file

@ -320,7 +320,7 @@ static void r600_color_resolve(struct pipe_context *ctx,
if (is_simple_resolve(info)) {
r600_blitter_begin(ctx, R600_COLOR_RESOLVE);
util_blitter_resolve_color_custom(rctx->blitter,
util_blitter_custom_resolve_color(rctx->blitter,
info->dst.res, info->dst.level, info->dst.layer,
info->src.res, info->src.layer,
rctx->custom_blend_resolve);
@ -345,7 +345,7 @@ static void r600_color_resolve(struct pipe_context *ctx,
/* XXX use scissor, so that only the needed part of the resource is resolved */
r600_blitter_begin(ctx, R600_COLOR_RESOLVE);
util_blitter_resolve_color_custom(rctx->blitter,
util_blitter_custom_resolve_color(rctx->blitter,
tmp, 0, 0,
info->src.res, info->src.layer,
rctx->custom_blend_resolve);