diff options
author | Nicolai Hähnle <nhaehnle@gmail.com> | 2009-10-03 19:30:48 +0200 |
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committer | Nicolai Hähnle <nhaehnle@gmail.com> | 2009-10-03 19:30:48 +0200 |
commit | 6d25b9125ec1e66e0e255b0ee20fe18dfe1076fa (patch) | |
tree | c376951940eac2875567979a81e6a03a019942b7 /src/gallium/drivers/softpipe/sp_fs_exec.c | |
parent | 81c7561d9d3faf70ac22c6a5f3fbea18f53eed92 (diff) | |
parent | 7d2699aedc084d9cb9c2bd2f8bdb5f038271ac1e (diff) |
Merge branch 'master' into r300-compiler
Diffstat (limited to 'src/gallium/drivers/softpipe/sp_fs_exec.c')
-rw-r--r-- | src/gallium/drivers/softpipe/sp_fs_exec.c | 85 |
1 files changed, 59 insertions, 26 deletions
diff --git a/src/gallium/drivers/softpipe/sp_fs_exec.c b/src/gallium/drivers/softpipe/sp_fs_exec.c index 9ee86fe787..4076114d39 100644 --- a/src/gallium/drivers/softpipe/sp_fs_exec.c +++ b/src/gallium/drivers/softpipe/sp_fs_exec.c @@ -59,15 +59,34 @@ sp_exec_fragment_shader(const struct sp_fragment_shader *base) } +static void +exec_prepare( const struct sp_fragment_shader *base, + struct tgsi_exec_machine *machine, + struct tgsi_sampler **samplers ) +{ + /* + * Bind tokens/shader to the interpreter's machine state. + * Avoid redundant binding. + */ + if (machine->Tokens != base->shader.tokens) { + tgsi_exec_machine_bind_shader( machine, + base->shader.tokens, + PIPE_MAX_SAMPLERS, + samplers ); + } +} + + + /** * Compute quad X,Y,Z,W for the four fragments in a quad. * * This should really be part of the compiled shader. */ -void -sp_setup_pos_vector(const struct tgsi_interp_coef *coef, - float x, float y, - struct tgsi_exec_vector *quadpos) +static void +setup_pos_vector(const struct tgsi_interp_coef *coef, + float x, float y, + struct tgsi_exec_vector *quadpos) { uint chan; /* do X */ @@ -95,24 +114,6 @@ sp_setup_pos_vector(const struct tgsi_interp_coef *coef, } -static void -exec_prepare( const struct sp_fragment_shader *base, - struct tgsi_exec_machine *machine, - struct tgsi_sampler **samplers ) -{ - /* - * Bind tokens/shader to the interpreter's machine state. - * Avoid redundant binding. - */ - if (machine->Tokens != base->shader.tokens) { - tgsi_exec_machine_bind_shader( machine, - base->shader.tokens, - PIPE_MAX_SAMPLERS, - samplers ); - } -} - - /* TODO: hide the machine struct in here somewhere, remove from this * interface: */ @@ -122,11 +123,43 @@ exec_run( const struct sp_fragment_shader *base, struct quad_header *quad ) { /* Compute X, Y, Z, W vals for this quad */ - sp_setup_pos_vector(quad->posCoef, - (float)quad->input.x0, (float)quad->input.y0, - &machine->QuadPos); + setup_pos_vector(quad->posCoef, + (float)quad->input.x0, (float)quad->input.y0, + &machine->QuadPos); - return tgsi_exec_machine_run( machine ); + quad->inout.mask &= tgsi_exec_machine_run( machine ); + if (quad->inout.mask == 0) + return FALSE; + + /* store outputs */ + { + const ubyte *sem_name = base->info.output_semantic_name; + const ubyte *sem_index = base->info.output_semantic_index; + const uint n = base->info.num_outputs; + uint i; + for (i = 0; i < n; i++) { + switch (sem_name[i]) { + case TGSI_SEMANTIC_COLOR: + { + uint cbuf = sem_index[i]; + memcpy(quad->output.color[cbuf], + &machine->Outputs[i].xyzw[0].f[0], + sizeof(quad->output.color[0]) ); + } + break; + case TGSI_SEMANTIC_POSITION: + { + uint j; + for (j = 0; j < 4; j++) { + quad->output.depth[j] = machine->Outputs[i].xyzw[2].f[j]; + } + } + break; + } + } + } + + return TRUE; } |