From 002c76cfefe8c1ab12fb7031a649a30fb349a3e3 Mon Sep 17 00:00:00 2001 From: Keith Whitwell Date: Thu, 13 Aug 2009 12:46:32 +0100 Subject: [PATCH] util: convert u_simple_shaders to use tgsi_ureg Much nicer now. --- src/gallium/auxiliary/util/u_simple_shaders.c | 318 ++++-------------- 1 file changed, 60 insertions(+), 258 deletions(-) diff --git a/src/gallium/auxiliary/util/u_simple_shaders.c b/src/gallium/auxiliary/util/u_simple_shaders.c index e519c354d25..1152d62e73e 100644 --- a/src/gallium/auxiliary/util/u_simple_shaders.c +++ b/src/gallium/auxiliary/util/u_simple_shaders.c @@ -42,9 +42,7 @@ #include "util/u_memory.h" #include "util/u_simple_shaders.h" -#include "tgsi/tgsi_build.h" -#include "tgsi/tgsi_dump.h" -#include "tgsi/tgsi_parse.h" +#include "tgsi/tgsi_ureg.h" @@ -58,93 +56,31 @@ util_make_vertex_passthrough_shader(struct pipe_context *pipe, const uint *semantic_indexes) { - struct pipe_shader_state shader; - struct tgsi_token tokens[100]; - struct tgsi_header *header; - struct tgsi_processor *processor; - struct tgsi_full_declaration decl; - struct tgsi_full_instruction inst; - const uint procType = TGSI_PROCESSOR_VERTEX; - uint ti, i; + struct ureg_program *ureg; + uint i; - /* shader header - */ - *(struct tgsi_version *) &tokens[0] = tgsi_build_version(); + ureg = ureg_create( pipe, TGSI_PROCESSOR_VERTEX ); + if (ureg == NULL) + return NULL; - header = (struct tgsi_header *) &tokens[1]; - *header = tgsi_build_header(); - - processor = (struct tgsi_processor *) &tokens[2]; - *processor = tgsi_build_processor( procType, header ); - - ti = 3; - - /* declare inputs */ - for (i = 0; i < num_attribs; i++) { - decl = tgsi_default_full_declaration(); - decl.Declaration.File = TGSI_FILE_INPUT; - - decl.Declaration.Semantic = 1; - decl.Semantic.SemanticName = semantic_names[i]; - decl.Semantic.SemanticIndex = semantic_indexes[i]; - - decl.DeclarationRange.First = - decl.DeclarationRange.Last = i; - ti += tgsi_build_full_declaration(&decl, - &tokens[ti], - header, - Elements(tokens) - ti); - } - - /* declare outputs */ for (i = 0; i < num_attribs; i++) { - decl = tgsi_default_full_declaration(); - decl.Declaration.File = TGSI_FILE_OUTPUT; - decl.Declaration.Semantic = 1; - decl.Semantic.SemanticName = semantic_names[i]; - decl.Semantic.SemanticIndex = semantic_indexes[i]; - decl.DeclarationRange.First = - decl.DeclarationRange.Last = i; - ti += tgsi_build_full_declaration(&decl, - &tokens[ti], - header, - Elements(tokens) - ti); + struct ureg_src src; + struct ureg_dst dst; + + src = ureg_DECL_vs_input( ureg, + semantic_names[i], + semantic_indexes[i]); + + dst = ureg_DECL_output( ureg, + semantic_names[i], + semantic_indexes[i]); + + ureg_MOV( ureg, dst, src ); } - /* emit MOV instructions */ - for (i = 0; i < num_attribs; i++) { - /* MOVE out[i], in[i]; */ - inst = tgsi_default_full_instruction(); - inst.Instruction.Opcode = TGSI_OPCODE_MOV; - inst.Instruction.NumDstRegs = 1; - inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_OUTPUT; - inst.FullDstRegisters[0].DstRegister.Index = i; - inst.Instruction.NumSrcRegs = 1; - inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_INPUT; - inst.FullSrcRegisters[0].SrcRegister.Index = i; - ti += tgsi_build_full_instruction(&inst, - &tokens[ti], - header, - Elements(tokens) - ti ); - } - - /* END instruction */ - inst = tgsi_default_full_instruction(); - inst.Instruction.Opcode = TGSI_OPCODE_END; - inst.Instruction.NumDstRegs = 0; - inst.Instruction.NumSrcRegs = 0; - ti += tgsi_build_full_instruction(&inst, - &tokens[ti], - header, - Elements(tokens) - ti ); - -#if 0 /*debug*/ - tgsi_dump(tokens, 0); -#endif - - shader.tokens = tokens; + ureg_END( ureg ); - return pipe->create_vs_state(pipe, &shader); + return ureg_create_shader_and_destroy( ureg ); } @@ -158,99 +94,29 @@ util_make_vertex_passthrough_shader(struct pipe_context *pipe, void * util_make_fragment_tex_shader(struct pipe_context *pipe) { - struct pipe_shader_state shader; - struct tgsi_token tokens[100]; - struct tgsi_header *header; - struct tgsi_processor *processor; - struct tgsi_full_declaration decl; - struct tgsi_full_instruction inst; - const uint procType = TGSI_PROCESSOR_FRAGMENT; - uint ti; - - /* shader header - */ - *(struct tgsi_version *) &tokens[0] = tgsi_build_version(); - - header = (struct tgsi_header *) &tokens[1]; - *header = tgsi_build_header(); - - processor = (struct tgsi_processor *) &tokens[2]; - *processor = tgsi_build_processor( procType, header ); - - ti = 3; - - /* declare TEX[0] input */ - decl = tgsi_default_full_declaration(); - decl.Declaration.File = TGSI_FILE_INPUT; - /* XXX this could be linear... */ - decl.Declaration.Interpolate = TGSI_INTERPOLATE_PERSPECTIVE; - decl.Declaration.Semantic = 1; - decl.Semantic.SemanticName = TGSI_SEMANTIC_GENERIC; - decl.Semantic.SemanticIndex = 0; - decl.DeclarationRange.First = - decl.DeclarationRange.Last = 0; - ti += tgsi_build_full_declaration(&decl, - &tokens[ti], - header, - Elements(tokens) - ti); - - /* declare color[0] output */ - decl = tgsi_default_full_declaration(); - decl.Declaration.File = TGSI_FILE_OUTPUT; - decl.Declaration.Semantic = 1; - decl.Semantic.SemanticName = TGSI_SEMANTIC_COLOR; - decl.Semantic.SemanticIndex = 0; - decl.DeclarationRange.First = - decl.DeclarationRange.Last = 0; - ti += tgsi_build_full_declaration(&decl, - &tokens[ti], - header, - Elements(tokens) - ti); - - /* declare sampler */ - decl = tgsi_default_full_declaration(); - decl.Declaration.File = TGSI_FILE_SAMPLER; - decl.DeclarationRange.First = - decl.DeclarationRange.Last = 0; - ti += tgsi_build_full_declaration(&decl, - &tokens[ti], - header, - Elements(tokens) - ti); - - /* TEX instruction */ - inst = tgsi_default_full_instruction(); - inst.Instruction.Opcode = TGSI_OPCODE_TEX; - inst.Instruction.NumDstRegs = 1; - inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_OUTPUT; - inst.FullDstRegisters[0].DstRegister.Index = 0; - inst.Instruction.NumSrcRegs = 2; - inst.InstructionExtTexture.Texture = TGSI_TEXTURE_2D; - inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_INPUT; - inst.FullSrcRegisters[0].SrcRegister.Index = 0; - inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_SAMPLER; - inst.FullSrcRegisters[1].SrcRegister.Index = 0; - ti += tgsi_build_full_instruction(&inst, - &tokens[ti], - header, - Elements(tokens) - ti ); - - /* END instruction */ - inst = tgsi_default_full_instruction(); - inst.Instruction.Opcode = TGSI_OPCODE_END; - inst.Instruction.NumDstRegs = 0; - inst.Instruction.NumSrcRegs = 0; - ti += tgsi_build_full_instruction(&inst, - &tokens[ti], - header, - Elements(tokens) - ti ); - -#if 0 /*debug*/ - tgsi_dump(tokens, 0); -#endif - - shader.tokens = tokens; - - return pipe->create_fs_state(pipe, &shader); + struct ureg_program *ureg; + struct ureg_src sampler; + struct ureg_src tex; + struct ureg_dst out; + + ureg = ureg_create( pipe, TGSI_PROCESSOR_FRAGMENT ); + if (ureg == NULL) + return NULL; + + sampler = ureg_DECL_sampler( ureg ); + + tex = ureg_DECL_fs_input( ureg, + TGSI_SEMANTIC_GENERIC, 0, + TGSI_INTERPOLATE_PERSPECTIVE ); + + out = ureg_DECL_output( ureg, + TGSI_SEMANTIC_COLOR, + 0 ); + + ureg_TEX( ureg, out, TGSI_TEXTURE_2D, tex, sampler ); + ureg_END( ureg ); + + return ureg_create_shader_and_destroy( ureg ); } @@ -263,87 +129,23 @@ util_make_fragment_tex_shader(struct pipe_context *pipe) void * util_make_fragment_passthrough_shader(struct pipe_context *pipe) { - struct pipe_shader_state shader; - struct tgsi_token tokens[40]; - struct tgsi_header *header; - struct tgsi_processor *processor; - struct tgsi_full_declaration decl; - struct tgsi_full_instruction inst; - const uint procType = TGSI_PROCESSOR_FRAGMENT; - uint ti; - - /* shader header - */ - *(struct tgsi_version *) &tokens[0] = tgsi_build_version(); - - header = (struct tgsi_header *) &tokens[1]; - *header = tgsi_build_header(); - - processor = (struct tgsi_processor *) &tokens[2]; - *processor = tgsi_build_processor( procType, header ); - - ti = 3; - - /* declare input */ - decl = tgsi_default_full_declaration(); - decl.Declaration.File = TGSI_FILE_INPUT; - decl.Declaration.Semantic = 1; - decl.Semantic.SemanticName = TGSI_SEMANTIC_COLOR; - decl.Semantic.SemanticIndex = 0; - decl.DeclarationRange.First = - decl.DeclarationRange.Last = 0; - ti += tgsi_build_full_declaration(&decl, - &tokens[ti], - header, - Elements(tokens) - ti); - - /* declare output */ - decl = tgsi_default_full_declaration(); - decl.Declaration.File = TGSI_FILE_OUTPUT; - decl.Declaration.Semantic = 1; - decl.Semantic.SemanticName = TGSI_SEMANTIC_COLOR; - decl.Semantic.SemanticIndex = 0; - decl.DeclarationRange.First = - decl.DeclarationRange.Last = 0; - ti += tgsi_build_full_declaration(&decl, - &tokens[ti], - header, - Elements(tokens) - ti); - - - /* MOVE out[0], in[0]; */ - inst = tgsi_default_full_instruction(); - inst.Instruction.Opcode = TGSI_OPCODE_MOV; - inst.Instruction.NumDstRegs = 1; - inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_OUTPUT; - inst.FullDstRegisters[0].DstRegister.Index = 0; - inst.Instruction.NumSrcRegs = 1; - inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_INPUT; - inst.FullSrcRegisters[0].SrcRegister.Index = 0; - ti += tgsi_build_full_instruction(&inst, - &tokens[ti], - header, - Elements(tokens) - ti ); - - /* END instruction */ - inst = tgsi_default_full_instruction(); - inst.Instruction.Opcode = TGSI_OPCODE_END; - inst.Instruction.NumDstRegs = 0; - inst.Instruction.NumSrcRegs = 0; - ti += tgsi_build_full_instruction(&inst, - &tokens[ti], - header, - Elements(tokens) - ti ); - - assert(ti < Elements(tokens)); - -#if 0 /*debug*/ - tgsi_dump(tokens, 0); -#endif - - shader.tokens = tokens; - - return pipe->create_fs_state(pipe, &shader); + struct ureg_program *ureg; + struct ureg_src src; + struct ureg_dst dst; + + ureg = ureg_create( pipe, TGSI_PROCESSOR_FRAGMENT ); + if (ureg == NULL) + return NULL; + + src = ureg_DECL_fs_input( ureg, TGSI_SEMANTIC_COLOR, 0, + TGSI_INTERPOLATE_PERSPECTIVE ); + + dst = ureg_DECL_output( ureg, TGSI_SEMANTIC_COLOR, 0 ); + + ureg_MOV( ureg, dst, src ); + ureg_END( ureg ); + + return ureg_create_shader_and_destroy( ureg ); } -- 2.30.2