diff options
Diffstat (limited to 'src/gallium/drivers/llvmpipe/lp_setup.c')
-rw-r--r-- | src/gallium/drivers/llvmpipe/lp_setup.c | 88 |
1 files changed, 81 insertions, 7 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_setup.c b/src/gallium/drivers/llvmpipe/lp_setup.c index 84e1963c445..421cccd302e 100644 --- a/src/gallium/drivers/llvmpipe/lp_setup.c +++ b/src/gallium/drivers/llvmpipe/lp_setup.c @@ -35,7 +35,6 @@ #include "lp_context.h" #include "lp_prim_setup.h" #include "lp_quad.h" -#include "lp_quad_pipe.h" #include "lp_setup.h" #include "lp_state.h" #include "draw/draw_context.h" @@ -45,6 +44,7 @@ #include "pipe/p_thread.h" #include "util/u_math.h" #include "util/u_memory.h" +#include "lp_tile_cache.h" #include "lp_tile_soa.h" @@ -111,6 +111,83 @@ struct setup_context { +/** + * Execute fragment shader for the four fragments in the quad. + */ +static void +shade_quads(struct llvmpipe_context *llvmpipe, + struct quad_header *quads[], + unsigned nr) +{ + struct lp_fragment_shader *fs = llvmpipe->fs; + void *constants; + struct tgsi_sampler **samplers; + struct quad_header *quad = quads[0]; + const unsigned x = quad->input.x0; + const unsigned y = quad->input.y0; + uint8_t *tile = lp_get_cached_tile(llvmpipe->cbuf_cache[0], x, y); + uint8_t *color; + void *depth; + uint32_t ALIGN16_ATTRIB mask[4][NUM_CHANNELS]; + unsigned chan_index; + unsigned q; + + assert(fs->current); + if(!fs->current) + return; + + /* Sanity checks */ + assert(nr * QUAD_SIZE == TILE_VECTOR_HEIGHT * TILE_VECTOR_WIDTH); + assert(x % TILE_VECTOR_WIDTH == 0); + assert(y % TILE_VECTOR_HEIGHT == 0); + for (q = 0; q < nr; ++q) { + assert(quads[q]->input.x0 == x + q*2); + assert(quads[q]->input.y0 == y); + } + + /* mask */ + for (q = 0; q < 4; ++q) + for (chan_index = 0; chan_index < NUM_CHANNELS; ++chan_index) + mask[q][chan_index] = quads[q]->inout.mask & (1 << chan_index) ? ~0 : 0; + + /* color buffer */ + color = &TILE_PIXEL(tile, x & (TILE_SIZE-1), y & (TILE_SIZE-1), 0); + + /* depth buffer */ + if(llvmpipe->zsbuf_map) { + assert((x % 2) == 0); + assert((y % 2) == 0); + depth = llvmpipe->zsbuf_map + + y*llvmpipe->zsbuf_transfer->stride + + 2*x*llvmpipe->zsbuf_transfer->block.size; + } + else + depth = NULL; + + constants = llvmpipe->mapped_constants[PIPE_SHADER_FRAGMENT]; + samplers = (struct tgsi_sampler **)llvmpipe->tgsi.frag_samplers_list; + /* TODO: blend color */ + + assert((((uintptr_t)mask) & 0xf) == 0); + assert((((uintptr_t)depth) & 0xf) == 0); + assert((((uintptr_t)color) & 0xf) == 0); + assert((((uintptr_t)llvmpipe->blend_color) & 0xf) == 0); + + /* run shader */ + fs->current->jit_function( x, + y, + quad->coef->a0, + quad->coef->dadx, + quad->coef->dady, + constants, + &mask[0][0], + color, + depth, + samplers); +} + + + /** * Do triangle cull test using tri determinant (sign indicates orientation) @@ -217,9 +294,9 @@ clip_emit_quad( struct setup_context *setup, struct quad_header *quad ) quad_ptrs[i] = &quads[i]; } - lp->quad.first->run( lp->quad.first, quad_ptrs, nr_quads ); + shade_quads( lp, quad_ptrs, nr_quads ); #else - lp->quad.first->run( lp->quad.first, &quad, 1 ); + shade_quads( lp, &quad, 1 ); #endif } } @@ -235,7 +312,6 @@ static void flush_spans( struct setup_context *setup ) const int xleft1 = setup->span.left[1]; const int xright0 = setup->span.right[0]; const int xright1 = setup->span.right[1]; - struct quad_stage *pipe = setup->llvmpipe->quad.first; int minleft = block_x(MIN2(xleft0, xleft1)); @@ -275,7 +351,7 @@ static void flush_spans( struct setup_context *setup ) } assert(!(mask0 | mask1)); - pipe->run( pipe, setup->quad_ptrs, nr_quads ); + shade_quads(setup->llvmpipe, setup->quad_ptrs, nr_quads ); } } @@ -1365,8 +1441,6 @@ void llvmpipe_setup_prepare( struct setup_context *setup ) llvmpipe_update_derived(lp); } - lp->quad.first->begin( lp->quad.first ); - if (lp->reduced_api_prim == PIPE_PRIM_TRIANGLES && lp->rasterizer->fill_cw == PIPE_POLYGON_MODE_FILL && lp->rasterizer->fill_ccw == PIPE_POLYGON_MODE_FILL) { |