diff options
author | Brian Paul <brian.paul@tungstengraphics.com> | 2008-10-16 16:51:23 -0600 |
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committer | Brian Paul <brian.paul@tungstengraphics.com> | 2008-10-17 14:14:23 -0600 |
commit | cb8ebc912430201683463822897f06d7d42795f2 (patch) | |
tree | a22da2cc8abc4eb477c2844888256e1f8d32f6ee /src/gallium/drivers/cell/ppu/cell_pipe_state.c | |
parent | fa7b8388066651c5cfafd4ce6461fc43c982d8c7 (diff) |
cell: more efficient state emit for textures/samplers
Diffstat (limited to 'src/gallium/drivers/cell/ppu/cell_pipe_state.c')
-rw-r--r-- | src/gallium/drivers/cell/ppu/cell_pipe_state.c | 41 |
1 files changed, 23 insertions, 18 deletions
diff --git a/src/gallium/drivers/cell/ppu/cell_pipe_state.c b/src/gallium/drivers/cell/ppu/cell_pipe_state.c index 2e3086c4fa..1615e0b356 100644 --- a/src/gallium/drivers/cell/ppu/cell_pipe_state.c +++ b/src/gallium/drivers/cell/ppu/cell_pipe_state.c @@ -212,17 +212,24 @@ cell_bind_sampler_states(struct pipe_context *pipe, unsigned num, void **samplers) { struct cell_context *cell = cell_context(pipe); + uint i, changed = 0x0; assert(num <= CELL_MAX_SAMPLERS); draw_flush(cell->draw); - memcpy(cell->sampler, samplers, num * sizeof(void *)); - memset(&cell->sampler[num], 0, (CELL_MAX_SAMPLERS - num) * - sizeof(void *)); - cell->num_samplers = num; + for (i = 0; i < CELL_MAX_SAMPLERS; i++) { + struct pipe_sampler_state *new_samp = i < num ? samplers[i] : NULL; + if (cell->sampler[i] != new_samp) { + cell->sampler[i] = new_samp; + changed |= (1 << i); + } + } - cell->dirty |= CELL_NEW_SAMPLER; + if (changed) { + cell->dirty |= CELL_NEW_SAMPLER; + cell->dirty_samplers |= changed; + } } @@ -240,25 +247,23 @@ cell_set_sampler_textures(struct pipe_context *pipe, unsigned num, struct pipe_texture **texture) { struct cell_context *cell = cell_context(pipe); - uint i; + uint i, changed = 0x0; assert(num <= CELL_MAX_SAMPLERS); - /* Check for no-op */ - if (num == cell->num_textures && - !memcmp(cell->texture, texture, num * sizeof(struct pipe_texture *))) - return; - - draw_flush(cell->draw); - for (i = 0; i < CELL_MAX_SAMPLERS; i++) { - struct pipe_texture *tex = i < num ? texture[i] : NULL; - - pipe_texture_reference((struct pipe_texture **) &cell->texture[i], tex); + struct pipe_texture *new_tex = i < num ? texture[i] : NULL; + if ((struct pipe_texture *) cell->texture[i] != new_tex) { + pipe_texture_reference((struct pipe_texture **) &cell->texture[i], + new_tex); + changed |= (1 << i); + } } - cell->num_textures = num; - cell->dirty |= CELL_NEW_TEXTURE; + if (changed) { + cell->dirty |= CELL_NEW_TEXTURE; + cell->dirty_textures |= changed; + } } |