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r600g: accelerate buffer copying

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This will be useful for efficient handling of the DISCARD transfer flags.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
This commit is contained in:
Marek Olšák 2012-02-24 02:27:38 +01:00
parent f237fd431b
commit 8ac9801669
1 changed files with 47 additions and 23 deletions
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70
src/gallium/drivers/r600/r600_blit.c
View file

@ -27,18 +27,21 @@
enum r600_blitter_op /* bitmask */
{
R600_SAVE_TEXTURES = 1,
R600_SAVE_FRAMEBUFFER = 2,
R600_DISABLE_RENDER_COND = 4,
R600_SAVE_FRAGMENT_STATE = 1,
R600_SAVE_TEXTURES = 2,
R600_SAVE_FRAMEBUFFER = 4,
R600_DISABLE_RENDER_COND = 8,
R600_CLEAR = 0,
R600_CLEAR = R600_SAVE_FRAGMENT_STATE,
R600_CLEAR_SURFACE = R600_SAVE_FRAMEBUFFER,
R600_CLEAR_SURFACE = R600_SAVE_FRAGMENT_STATE | R600_SAVE_FRAMEBUFFER,
R600_COPY = R600_SAVE_FRAMEBUFFER | R600_SAVE_TEXTURES |
R600_COPY_BUFFER = R600_DISABLE_RENDER_COND,
R600_COPY_TEXTURE = R600_SAVE_FRAGMENT_STATE | R600_SAVE_FRAMEBUFFER | R600_SAVE_TEXTURES |
R600_DISABLE_RENDER_COND,
R600_DECOMPRESS = R600_SAVE_FRAMEBUFFER | R600_DISABLE_RENDER_COND,
R600_DECOMPRESS = R600_SAVE_FRAGMENT_STATE | R600_SAVE_FRAMEBUFFER | R600_DISABLE_RENDER_COND,
};
static void r600_blitter_begin(struct pipe_context *ctx, enum r600_blitter_op op)
@ -47,23 +50,26 @@ static void r600_blitter_begin(struct pipe_context *ctx, enum r600_blitter_op op
r600_suspend_nontimer_queries(rctx);
util_blitter_save_blend(rctx->blitter, rctx->states[R600_PIPE_STATE_BLEND]);
util_blitter_save_depth_stencil_alpha(rctx->blitter, rctx->states[R600_PIPE_STATE_DSA]);
if (rctx->states[R600_PIPE_STATE_STENCIL_REF]) {
util_blitter_save_stencil_ref(rctx->blitter, &rctx->stencil_ref);
}
util_blitter_save_rasterizer(rctx->blitter, rctx->states[R600_PIPE_STATE_RASTERIZER]);
util_blitter_save_fragment_shader(rctx->blitter, rctx->ps_shader);
util_blitter_save_vertex_shader(rctx->blitter, rctx->vs_shader);
util_blitter_save_vertex_elements(rctx->blitter, rctx->vertex_elements);
if (rctx->states[R600_PIPE_STATE_VIEWPORT]) {
util_blitter_save_viewport(rctx->blitter, &rctx->viewport);
}
util_blitter_save_vertex_buffers(rctx->blitter,
util_last_bit(rctx->vertex_buffer_state.enabled_mask),
rctx->vertex_buffer_state.vb);
util_blitter_save_vertex_elements(rctx->blitter, rctx->vertex_elements);
util_blitter_save_vertex_shader(rctx->blitter, rctx->vs_shader);
util_blitter_save_so_targets(rctx->blitter, rctx->num_so_targets,
(struct pipe_stream_output_target**)rctx->so_targets);
util_blitter_save_rasterizer(rctx->blitter, rctx->states[R600_PIPE_STATE_RASTERIZER]);
if (op & R600_SAVE_FRAGMENT_STATE) {
if (rctx->states[R600_PIPE_STATE_VIEWPORT]) {
util_blitter_save_viewport(rctx->blitter, &rctx->viewport);
}
util_blitter_save_fragment_shader(rctx->blitter, rctx->ps_shader);
util_blitter_save_blend(rctx->blitter, rctx->states[R600_PIPE_STATE_BLEND]);
util_blitter_save_depth_stencil_alpha(rctx->blitter, rctx->states[R600_PIPE_STATE_DSA]);
if (rctx->states[R600_PIPE_STATE_STENCIL_REF]) {
util_blitter_save_stencil_ref(rctx->blitter, &rctx->stencil_ref);
}
}
if (op & R600_SAVE_FRAMEBUFFER)
util_blitter_save_framebuffer(rctx->blitter, &rctx->framebuffer);
@ -253,6 +259,25 @@ static void r600_clear_depth_stencil(struct pipe_context *ctx,
r600_blitter_end(ctx);
}
static void r600_copy_buffer(struct pipe_context *ctx,
struct pipe_resource *dst,
unsigned dstx,
struct pipe_resource *src,
const struct pipe_box *src_box)
{
struct r600_context *rctx = (struct r600_context*)ctx;
if (rctx->screen->has_streamout &&
/* Require dword alignment. */
dstx % 4 == 0 && src_box->x % 4 == 0 && src_box->width % 4 == 0) {
r600_blitter_begin(ctx, R600_COPY_BUFFER);
util_blitter_copy_buffer(rctx->blitter, dst, dstx, src, src_box->x, src_box->width);
r600_blitter_end(ctx);
} else {
util_resource_copy_region(ctx, dst, 0, dstx, 0, 0, src, 0, src_box);
}
}
struct texture_orig_info {
unsigned format;
unsigned width0;
@ -329,10 +354,9 @@ static void r600_resource_copy_region(struct pipe_context *ctx,
memset(orig_info, 0, sizeof(orig_info));
/* Fallback for buffers. */
/* Handle buffers first. */
if (dst->target == PIPE_BUFFER && src->target == PIPE_BUFFER) {
util_resource_copy_region(ctx, dst, dst_level, dstx, dsty, dstz,
src, src_level, src_box);
r600_copy_buffer(ctx, dst, dstx, src, src_box);
return;
}
@ -369,7 +393,7 @@ static void r600_resource_copy_region(struct pipe_context *ctx,
dsty = util_format_get_nblocksy(orig_info[1].format, dsty);
}
r600_blitter_begin(ctx, R600_COPY);
r600_blitter_begin(ctx, R600_COPY_TEXTURE);
util_blitter_copy_texture(rctx->blitter, dst, dst_level, dstx, dsty, dstz,
src, src_level, psbox, TRUE);
r600_blitter_end(ctx);