diff options
Diffstat (limited to 'src/gallium/drivers/r300/r300_fs.c')
| -rw-r--r-- | src/gallium/drivers/r300/r300_fs.c | 251 |
1 files changed, 205 insertions, 46 deletions
diff --git a/src/gallium/drivers/r300/r300_fs.c b/src/gallium/drivers/r300/r300_fs.c index 88303f074cd..d9d4a9304df 100644 --- a/src/gallium/drivers/r300/r300_fs.c +++ b/src/gallium/drivers/r300/r300_fs.c @@ -28,7 +28,9 @@ #include "tgsi/tgsi_dump.h" #include "tgsi/tgsi_ureg.h" +#include "r300_cb.h" #include "r300_context.h" +#include "r300_emit.h" #include "r300_screen.h" #include "r300_fs.h" #include "r300_reg.h" @@ -70,6 +72,11 @@ void r300_shader_read_fs_inputs(struct tgsi_shader_info* info, fs_inputs->wpos = i; break; + case TGSI_SEMANTIC_FACE: + assert(index == 0); + fs_inputs->face = i; + break; + default: fprintf(stderr, "r300: FP: Unknown input semantic: %i\n", info->input_semantic_name[i]); @@ -118,6 +125,9 @@ static void allocate_hardware_inputs( allocate(mydata, inputs->color[i], reg++); } } + if (inputs->face != ATTR_UNUSED) { + allocate(mydata, inputs->face, reg++); + } for (i = 0; i < ATTR_GENERIC_COUNT; i++) { if (inputs->generic[i] != ATTR_UNUSED) { allocate(mydata, inputs->generic[i], reg++); @@ -137,18 +147,32 @@ static void get_external_state( { struct r300_textures_state *texstate = r300->textures_state.state; unsigned i; + unsigned char *swizzle; for (i = 0; i < texstate->sampler_state_count; i++) { - struct r300_sampler_state* s = texstate->sampler_states[i]; + struct r300_sampler_state *s = texstate->sampler_states[i]; + struct r300_sampler_view *v = texstate->sampler_views[i]; + struct r300_texture *t; - if (!s) { + if (!s || !v) { continue; } + t = r300_texture(texstate->sampler_views[i]->base.texture); + if (s->state.compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE) { - /* XXX Gallium doesn't provide us with any information regarding - * this mode, so we are screwed. I'm setting 0 = LUMINANCE. */ - state->unit[i].depth_texture_mode = 0; + state->unit[i].compare_mode_enabled = 1; + + /* Pass depth texture swizzling to the compiler. */ + if (texstate->sampler_views[i]) { + swizzle = texstate->sampler_views[i]->swizzle; + + state->unit[i].depth_texture_swizzle = + RC_MAKE_SWIZZLE(swizzle[0], swizzle[1], + swizzle[2], swizzle[3]); + } else { + state->unit[i].depth_texture_swizzle = RC_SWIZZLE_XYZW; + } /* Fortunately, no need to translate this. */ state->unit[i].texture_compare_func = s->state.compare_func; @@ -156,35 +180,29 @@ static void get_external_state( state->unit[i].non_normalized_coords = !s->state.normalized_coords; - if (texstate->sampler_views[i]) { - struct r300_texture *t; - t = (struct r300_texture*)texstate->sampler_views[i]->base.texture; - - /* XXX this should probably take into account STR, not just S. */ - if (t->uses_pitch) { - switch (s->state.wrap_s) { - case PIPE_TEX_WRAP_REPEAT: - state->unit[i].wrap_mode = RC_WRAP_REPEAT; - state->unit[i].fake_npot = TRUE; - break; - - case PIPE_TEX_WRAP_MIRROR_REPEAT: - state->unit[i].wrap_mode = RC_WRAP_MIRRORED_REPEAT; - state->unit[i].fake_npot = TRUE; - break; - - case PIPE_TEX_WRAP_MIRROR_CLAMP: - case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE: - case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER: - state->unit[i].wrap_mode = RC_WRAP_MIRRORED_CLAMP; - state->unit[i].fake_npot = TRUE; - break; - - default: - state->unit[i].wrap_mode = RC_WRAP_NONE; - break; - } + /* XXX this should probably take into account STR, not just S. */ + if (t->desc.is_npot) { + switch (s->state.wrap_s) { + case PIPE_TEX_WRAP_REPEAT: + state->unit[i].wrap_mode = RC_WRAP_REPEAT; + break; + + case PIPE_TEX_WRAP_MIRROR_REPEAT: + state->unit[i].wrap_mode = RC_WRAP_MIRRORED_REPEAT; + break; + + case PIPE_TEX_WRAP_MIRROR_CLAMP: + case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE: + case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER: + state->unit[i].wrap_mode = RC_WRAP_MIRRORED_CLAMP; + break; + + default: + state->unit[i].wrap_mode = RC_WRAP_NONE; } + + if (t->desc.b.b.target == PIPE_TEXTURE_3D) + state->unit[i].clamp_and_scale_before_fetch = TRUE; } } } @@ -219,6 +237,128 @@ static void r300_dummy_fragment_shader( ureg_destroy(ureg); } +static void r300_emit_fs_code_to_buffer( + struct r300_context *r300, + struct r300_fragment_shader_code *shader) +{ + struct rX00_fragment_program_code *generic_code = &shader->code; + unsigned imm_count = shader->immediates_count; + unsigned imm_first = shader->externals_count; + unsigned imm_end = generic_code->constants.Count; + struct rc_constant *constants = generic_code->constants.Constants; + unsigned i; + CB_LOCALS; + + if (r300->screen->caps.is_r500) { + struct r500_fragment_program_code *code = &generic_code->code.r500; + + shader->cb_code_size = 19 + + ((code->inst_end + 1) * 6) + + imm_count * 7 + + code->int_constant_count * 2; + + NEW_CB(shader->cb_code, shader->cb_code_size); + OUT_CB_REG(R500_US_CONFIG, R500_ZERO_TIMES_ANYTHING_EQUALS_ZERO); + OUT_CB_REG(R500_US_PIXSIZE, code->max_temp_idx); + OUT_CB_REG(R500_US_FC_CTRL, code->us_fc_ctrl); + for(i = 0; i < code->int_constant_count; i++){ + OUT_CB_REG(R500_US_FC_INT_CONST_0 + (i * 4), + code->int_constants[i]); + } + OUT_CB_REG(R500_US_CODE_RANGE, + R500_US_CODE_RANGE_ADDR(0) | R500_US_CODE_RANGE_SIZE(code->inst_end)); + OUT_CB_REG(R500_US_CODE_OFFSET, 0); + OUT_CB_REG(R500_US_CODE_ADDR, + R500_US_CODE_START_ADDR(0) | R500_US_CODE_END_ADDR(code->inst_end)); + + OUT_CB_REG(R500_GA_US_VECTOR_INDEX, R500_GA_US_VECTOR_INDEX_TYPE_INSTR); + OUT_CB_ONE_REG(R500_GA_US_VECTOR_DATA, (code->inst_end + 1) * 6); + for (i = 0; i <= code->inst_end; i++) { + OUT_CB(code->inst[i].inst0); + OUT_CB(code->inst[i].inst1); + OUT_CB(code->inst[i].inst2); + OUT_CB(code->inst[i].inst3); + OUT_CB(code->inst[i].inst4); + OUT_CB(code->inst[i].inst5); + } + + /* Emit immediates. */ + if (imm_count) { + for(i = imm_first; i < imm_end; ++i) { + if (constants[i].Type == RC_CONSTANT_IMMEDIATE) { + const float *data = constants[i].u.Immediate; + + OUT_CB_REG(R500_GA_US_VECTOR_INDEX, + R500_GA_US_VECTOR_INDEX_TYPE_CONST | + (i & R500_GA_US_VECTOR_INDEX_MASK)); + OUT_CB_ONE_REG(R500_GA_US_VECTOR_DATA, 4); + OUT_CB_TABLE(data, 4); + } + } + } + } else { /* r300 */ + struct r300_fragment_program_code *code = &generic_code->code.r300; + + shader->cb_code_size = 19 + + (r300->screen->caps.is_r400 ? 2 : 0) + + code->alu.length * 4 + + (code->tex.length ? (1 + code->tex.length) : 0) + + imm_count * 5; + + NEW_CB(shader->cb_code, shader->cb_code_size); + + if (r300->screen->caps.is_r400) + OUT_CB_REG(R400_US_CODE_BANK, 0); + + OUT_CB_REG(R300_US_CONFIG, code->config); + OUT_CB_REG(R300_US_PIXSIZE, code->pixsize); + OUT_CB_REG(R300_US_CODE_OFFSET, code->code_offset); + + OUT_CB_REG_SEQ(R300_US_CODE_ADDR_0, 4); + OUT_CB_TABLE(code->code_addr, 4); + + OUT_CB_REG_SEQ(R300_US_ALU_RGB_INST_0, code->alu.length); + for (i = 0; i < code->alu.length; i++) + OUT_CB(code->alu.inst[i].rgb_inst); + + OUT_CB_REG_SEQ(R300_US_ALU_RGB_ADDR_0, code->alu.length); + for (i = 0; i < code->alu.length; i++) + OUT_CB(code->alu.inst[i].rgb_addr); + + OUT_CB_REG_SEQ(R300_US_ALU_ALPHA_INST_0, code->alu.length); + for (i = 0; i < code->alu.length; i++) + OUT_CB(code->alu.inst[i].alpha_inst); + + OUT_CB_REG_SEQ(R300_US_ALU_ALPHA_ADDR_0, code->alu.length); + for (i = 0; i < code->alu.length; i++) + OUT_CB(code->alu.inst[i].alpha_addr); + + if (code->tex.length) { + OUT_CB_REG_SEQ(R300_US_TEX_INST_0, code->tex.length); + OUT_CB_TABLE(code->tex.inst, code->tex.length); + } + + /* Emit immediates. */ + if (imm_count) { + for(i = imm_first; i < imm_end; ++i) { + if (constants[i].Type == RC_CONSTANT_IMMEDIATE) { + const float *data = constants[i].u.Immediate; + + OUT_CB_REG_SEQ(R300_PFS_PARAM_0_X + i * 16, 4); + OUT_CB(pack_float24(data[0])); + OUT_CB(pack_float24(data[1])); + OUT_CB(pack_float24(data[2])); + OUT_CB(pack_float24(data[3])); + } + } + } + } + + OUT_CB_REG(R300_FG_DEPTH_SRC, shader->fg_depth_src); + OUT_CB_REG(R300_US_W_FMT, shader->us_out_w); + END_CB; +} + static void r300_translate_fragment_shader( struct r300_context* r300, struct r300_fragment_shader_code* shader, @@ -226,13 +366,14 @@ static void r300_translate_fragment_shader( { struct r300_fragment_program_compiler compiler; struct tgsi_to_rc ttr; - int wpos; + int wpos, face; unsigned i; tgsi_scan_shader(tokens, &shader->info); r300_shader_read_fs_inputs(&shader->info, &shader->inputs); wpos = shader->inputs.wpos; + face = shader->inputs.face; /* Setup the compiler. */ memset(&compiler, 0, sizeof(compiler)); @@ -241,15 +382,21 @@ static void r300_translate_fragment_shader( compiler.code = &shader->code; compiler.state = shader->compare_state; - compiler.is_r500 = r300->screen->caps.is_r500; - compiler.max_temp_regs = compiler.is_r500 ? 128 : 32; + compiler.Base.is_r500 = r300->screen->caps.is_r500; + compiler.Base.disable_optimizations = DBG_ON(r300, DBG_NO_OPT); + compiler.Base.has_half_swizzles = TRUE; + compiler.Base.has_presub = TRUE; + compiler.Base.max_temp_regs = compiler.Base.is_r500 ? 128 : 32; + compiler.Base.max_constants = compiler.Base.is_r500 ? 256 : 32; + compiler.Base.max_alu_insts = compiler.Base.is_r500 ? 512 : 64; + compiler.Base.remove_unused_constants = TRUE; compiler.AllocateHwInputs = &allocate_hardware_inputs; compiler.UserData = &shader->inputs; find_output_registers(&compiler, shader); if (compiler.Base.Debug) { - debug_printf("r300: Initial fragment program\n"); + DBG(r300, DBG_FP, "r300: Initial fragment program\n"); tgsi_dump(tokens, 0); } @@ -272,17 +419,13 @@ static void r300_translate_fragment_shader( rc_transform_fragment_wpos(&compiler.Base, wpos, wpos, TRUE); } + if (face != ATTR_UNUSED) { + rc_transform_fragment_face(&compiler.Base, face); + } + /* Invoke the compiler */ r3xx_compile_fragment_program(&compiler); - /* Shaders with zero instructions are invalid, - * use the dummy shader instead. */ - if (shader->code.code.r500.inst_end == -1) { - rc_destroy(&compiler.Base); - r300_dummy_fragment_shader(r300, shader); - return; - } - if (compiler.Base.Error) { fprintf(stderr, "r300 FP: Compiler Error:\n%sUsing a dummy shader" " instead.\n", compiler.Base.ErrorMsg); @@ -298,8 +441,21 @@ static void r300_translate_fragment_shader( return; } + /* Shaders with zero instructions are invalid, + * use the dummy shader instead. */ + if (shader->code.code.r500.inst_end == -1) { + rc_destroy(&compiler.Base); + r300_dummy_fragment_shader(r300, shader); + return; + } + /* Initialize numbers of constants for each type. */ - shader->externals_count = ttr.immediate_offset; + shader->externals_count = 0; + for (i = 0; + i < shader->code.constants.Count && + shader->code.constants.Constants[i].Type == RC_CONSTANT_EXTERNAL; i++) { + shader->externals_count = i+1; + } shader->immediates_count = 0; shader->rc_state_count = 0; @@ -327,6 +483,9 @@ static void r300_translate_fragment_shader( /* And, finally... */ rc_destroy(&compiler.Base); + + /* Build the command buffer. */ + r300_emit_fs_code_to_buffer(r300, shader); } boolean r300_pick_fragment_shader(struct r300_context* r300) |