diff options
Diffstat (limited to 'src/gallium')
| -rw-r--r-- | src/gallium/state_trackers/vega/shaders_cache.c | 149 |
1 files changed, 75 insertions, 74 deletions
diff --git a/src/gallium/state_trackers/vega/shaders_cache.c b/src/gallium/state_trackers/vega/shaders_cache.c index f620075d0b..de1e649513 100644 --- a/src/gallium/state_trackers/vega/shaders_cache.c +++ b/src/gallium/state_trackers/vega/shaders_cache.c @@ -123,17 +123,23 @@ static INLINE VGint range_max(VGint max, VGint current) return MAX2(max, current); } -static void -create_preamble(char *txt, - const struct shader_asm_info *shaders[SHADER_STAGES], - int num_shaders) +static void * +combine_shaders(const struct shader_asm_info *shaders[SHADER_STAGES], int num_shaders, + struct pipe_context *pipe, + struct pipe_shader_state *shader) { VGboolean declare_input = VG_FALSE; VGint start_const = -1, end_const = 0; VGint start_temp = -1, end_temp = 0; VGint start_sampler = -1, end_sampler = 0; - VGint i; + VGint i, current_shader = 0; VGint num_consts, num_temps, num_samplers; + struct ureg_program *ureg; + struct ureg_src in[2]; + struct ureg_src *sampler = NULL; + struct ureg_src *constant = NULL; + struct ureg_dst out, *temp = NULL; + void *p = NULL; for (i = 0; i < num_shaders; ++i) { if (shaders[i]->num_consts) @@ -158,99 +164,94 @@ create_preamble(char *txt, if (start_temp < 0) start_temp = 0; if (start_sampler < 0) - start_sampler = 0; + start_sampler = 0; num_consts = end_const - start_const; num_temps = end_temp - start_temp; num_samplers = end_sampler - start_sampler; - /* end exclusive */ - --end_const; - --end_temp; - --end_sampler; - sprintf(txt, "FRAG\n"); + ureg = ureg_create(TGSI_PROCESSOR_FRAGMENT); + if (!ureg) + return NULL; if (declare_input) { - sprintf(txt + strlen(txt), "DCL IN[0], POSITION, LINEAR\n"); - sprintf(txt + strlen(txt), "DCL IN[1], GENERIC[0], PERSPECTIVE\n"); + in[0] = ureg_DECL_fs_input(ureg, + TGSI_SEMANTIC_POSITION, + 0, + TGSI_INTERPOLATE_LINEAR); + in[1] = ureg_DECL_fs_input(ureg, + TGSI_SEMANTIC_GENERIC, + 0, + TGSI_INTERPOLATE_PERSPECTIVE); } /* we always have a color output */ - sprintf(txt + strlen(txt), "DCL OUT[0], COLOR, CONSTANT\n"); - - if (num_consts > 1) - sprintf(txt + strlen(txt), "DCL CONST[%d..%d], CONSTANT\n", start_const, end_const); - else if (num_consts == 1) - sprintf(txt + strlen(txt), "DCL CONST[%d], CONSTANT\n", start_const); - - if (num_temps > 1) - sprintf(txt + strlen(txt), "DCL TEMP[%d..%d], CONSTANT\n", start_temp, end_temp); - else if (num_temps > 1) - sprintf(txt + strlen(txt), "DCL TEMP[%d], CONSTANT\n", start_temp); - - if (num_samplers > 1) - sprintf(txt + strlen(txt), "DCL SAMP[%d..%d], CONSTANT\n", start_sampler, end_sampler); - else if (num_samplers == 1) - sprintf(txt + strlen(txt), "DCL SAMP[%d], CONSTANT\n", start_sampler); -} + out = ureg_DECL_output(ureg, TGSI_SEMANTIC_COLOR, 0); -static void * -combine_shaders(const struct shader_asm_info *shaders[SHADER_STAGES], int num_shaders, - struct pipe_context *pipe, - struct pipe_shader_state *shader) -{ - char *combined_txt; - int combined_len = MAX_PREAMBLE; - int combined_tokens = 0; - int i = 0; - int current_shader = 0; - int current_len; + if (num_consts >= 1) { + constant = (struct ureg_src *) malloc(sizeof(struct ureg_src) * end_const); + for (i = start_const; i < end_const; i++) { + constant[i] = ureg_DECL_constant(ureg, i); + } - for (i = 0; i < num_shaders; ++i) { - combined_len += strlen(shaders[i]->txt); - combined_tokens += shaders[i]->num_tokens; } - /* add for the %s->TEMP[0] substitutions */ - combined_len += num_shaders * 7 /*TEMP[0]*/ + 4 /*"END\n"*/; - combined_txt = (char*)malloc(combined_len); - combined_txt[0] = '\0'; + if (num_temps >= 1) { + temp = (struct ureg_dst *) malloc(sizeof(struct ureg_dst) * end_temp); + for (i = start_temp; i < end_temp; i++) { + temp[i] = ureg_DECL_temporary(ureg); + } + } - create_preamble(combined_txt, shaders, num_shaders); + if (num_samplers >= 1) { + sampler = (struct ureg_src *) malloc(sizeof(struct ureg_src) * end_sampler); + for (i = start_sampler; i < end_sampler; i++) { + sampler[i] = ureg_DECL_sampler(ureg, i); + } + } while (current_shader < num_shaders) { - const char temp[] = "TEMP[0]"; - const char out[] = "OUT[0]"; - const char *subst = temp; - - current_len = strlen(combined_txt); - - /* if the last shader then output */ - if (current_shader + 1 == num_shaders) - subst = out; - - snprintf(combined_txt + current_len, - combined_len - current_len, - shaders[current_shader]->txt, - subst); - ++current_shader; + if ((current_shader + 1) == num_shaders) { + shaders[current_shader]->func(ureg, + &out, + in, + sampler, + temp, + constant); + } else { + shaders[current_shader]->func(ureg, + &temp[0], + in, + sampler, + temp, + constant); + } + current_shader++; } + ureg_END(ureg); - current_len = strlen(combined_txt); - snprintf(combined_txt + current_len, - combined_len - current_len, - "END\n"); + shader->tokens = ureg_finalize(ureg); + if(!shader->tokens) + return NULL; - debug_printf("Combined shader is : \n%s\n", - combined_txt); + p = pipe->create_fs_state(pipe, shader); + ureg_destroy(ureg); - shader->tokens = tokens_from_assembly( - combined_txt, combined_tokens); + if (num_temps >= 1) { + for (i = start_temp; i < end_temp; i++) { + ureg_release_temporary(ureg, temp[i]); + } + } - free(combined_txt); + if (temp) + free(temp); + if (constant) + free(constant); + if (sampler) + free(sampler); - return pipe->create_fs_state(pipe, shader); + return p; } static void * |