util: convert u_simple_shaders to use tgsi_ureg
Much nicer now.
This commit is contained in:
Keith Whitwell
parent
8a7d1e7b76
commit
002c76cfef
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@ -42,9 +42,7 @@
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#include "util/u_memory.h"
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#include "util/u_memory.h"
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#include "util/u_simple_shaders.h"
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#include "util/u_simple_shaders.h"
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#include "tgsi/tgsi_build.h"
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#include "tgsi/tgsi_ureg.h"
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#include "tgsi/tgsi_dump.h"
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#include "tgsi/tgsi_parse.h"
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@ -58,93 +56,31 @@ util_make_vertex_passthrough_shader(struct pipe_context *pipe,
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const uint *semantic_indexes)
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const uint *semantic_indexes)
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{
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{
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struct pipe_shader_state shader;
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struct ureg_program *ureg;
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struct tgsi_token tokens[100];
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uint i;
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struct tgsi_header *header;
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struct tgsi_processor *processor;
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struct tgsi_full_declaration decl;
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struct tgsi_full_instruction inst;
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const uint procType = TGSI_PROCESSOR_VERTEX;
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uint ti, i;
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/* shader header
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ureg = ureg_create( pipe, TGSI_PROCESSOR_VERTEX );
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*/
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if (ureg == NULL)
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*(struct tgsi_version *) &tokens[0] = tgsi_build_version();
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return NULL;
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header = (struct tgsi_header *) &tokens[1];
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*header = tgsi_build_header();
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processor = (struct tgsi_processor *) &tokens[2];
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*processor = tgsi_build_processor( procType, header );
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ti = 3;
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/* declare inputs */
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for (i = 0; i < num_attribs; i++) {
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for (i = 0; i < num_attribs; i++) {
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decl = tgsi_default_full_declaration();
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struct ureg_src src;
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decl.Declaration.File = TGSI_FILE_INPUT;
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struct ureg_dst dst;
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decl.Declaration.Semantic = 1;
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src = ureg_DECL_vs_input( ureg,
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decl.Semantic.SemanticName = semantic_names[i];
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semantic_names[i],
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decl.Semantic.SemanticIndex = semantic_indexes[i];
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semantic_indexes[i]);
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decl.DeclarationRange.First =
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dst = ureg_DECL_output( ureg,
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decl.DeclarationRange.Last = i;
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semantic_names[i],
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ti += tgsi_build_full_declaration(&decl,
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semantic_indexes[i]);
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&tokens[ti],
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header,
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ureg_MOV( ureg, dst, src );
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Elements(tokens) - ti);
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}
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}
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/* declare outputs */
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ureg_END( ureg );
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for (i = 0; i < num_attribs; i++) {
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decl = tgsi_default_full_declaration();
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decl.Declaration.File = TGSI_FILE_OUTPUT;
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decl.Declaration.Semantic = 1;
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decl.Semantic.SemanticName = semantic_names[i];
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decl.Semantic.SemanticIndex = semantic_indexes[i];
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decl.DeclarationRange.First =
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decl.DeclarationRange.Last = i;
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ti += tgsi_build_full_declaration(&decl,
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&tokens[ti],
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header,
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Elements(tokens) - ti);
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}
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/* emit MOV instructions */
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return ureg_create_shader_and_destroy( ureg );
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for (i = 0; i < num_attribs; i++) {
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/* MOVE out[i], in[i]; */
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inst = tgsi_default_full_instruction();
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inst.Instruction.Opcode = TGSI_OPCODE_MOV;
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inst.Instruction.NumDstRegs = 1;
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inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_OUTPUT;
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inst.FullDstRegisters[0].DstRegister.Index = i;
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inst.Instruction.NumSrcRegs = 1;
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inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_INPUT;
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inst.FullSrcRegisters[0].SrcRegister.Index = i;
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ti += tgsi_build_full_instruction(&inst,
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&tokens[ti],
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header,
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Elements(tokens) - ti );
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}
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/* END instruction */
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inst = tgsi_default_full_instruction();
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inst.Instruction.Opcode = TGSI_OPCODE_END;
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inst.Instruction.NumDstRegs = 0;
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inst.Instruction.NumSrcRegs = 0;
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ti += tgsi_build_full_instruction(&inst,
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&tokens[ti],
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header,
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Elements(tokens) - ti );
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#if 0 /*debug*/
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tgsi_dump(tokens, 0);
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#endif
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shader.tokens = tokens;
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return pipe->create_vs_state(pipe, &shader);
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}
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}
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@ -158,99 +94,29 @@ util_make_vertex_passthrough_shader(struct pipe_context *pipe,
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void *
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void *
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util_make_fragment_tex_shader(struct pipe_context *pipe)
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util_make_fragment_tex_shader(struct pipe_context *pipe)
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{
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{
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struct pipe_shader_state shader;
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struct ureg_program *ureg;
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struct tgsi_token tokens[100];
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struct ureg_src sampler;
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struct tgsi_header *header;
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struct ureg_src tex;
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struct tgsi_processor *processor;
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struct ureg_dst out;
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struct tgsi_full_declaration decl;
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struct tgsi_full_instruction inst;
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const uint procType = TGSI_PROCESSOR_FRAGMENT;
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uint ti;
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/* shader header
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ureg = ureg_create( pipe, TGSI_PROCESSOR_FRAGMENT );
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*/
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if (ureg == NULL)
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*(struct tgsi_version *) &tokens[0] = tgsi_build_version();
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return NULL;
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sampler = ureg_DECL_sampler( ureg );
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header = (struct tgsi_header *) &tokens[1];
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tex = ureg_DECL_fs_input( ureg,
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*header = tgsi_build_header();
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TGSI_SEMANTIC_GENERIC, 0,
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TGSI_INTERPOLATE_PERSPECTIVE );
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processor = (struct tgsi_processor *) &tokens[2];
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out = ureg_DECL_output( ureg,
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*processor = tgsi_build_processor( procType, header );
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TGSI_SEMANTIC_COLOR,
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0 );
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ti = 3;
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ureg_TEX( ureg, out, TGSI_TEXTURE_2D, tex, sampler );
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ureg_END( ureg );
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/* declare TEX[0] input */
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return ureg_create_shader_and_destroy( ureg );
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decl = tgsi_default_full_declaration();
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decl.Declaration.File = TGSI_FILE_INPUT;
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/* XXX this could be linear... */
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decl.Declaration.Interpolate = TGSI_INTERPOLATE_PERSPECTIVE;
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decl.Declaration.Semantic = 1;
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decl.Semantic.SemanticName = TGSI_SEMANTIC_GENERIC;
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decl.Semantic.SemanticIndex = 0;
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decl.DeclarationRange.First =
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decl.DeclarationRange.Last = 0;
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ti += tgsi_build_full_declaration(&decl,
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&tokens[ti],
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header,
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Elements(tokens) - ti);
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/* declare color[0] output */
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decl = tgsi_default_full_declaration();
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decl.Declaration.File = TGSI_FILE_OUTPUT;
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decl.Declaration.Semantic = 1;
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decl.Semantic.SemanticName = TGSI_SEMANTIC_COLOR;
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decl.Semantic.SemanticIndex = 0;
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decl.DeclarationRange.First =
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decl.DeclarationRange.Last = 0;
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ti += tgsi_build_full_declaration(&decl,
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&tokens[ti],
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header,
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Elements(tokens) - ti);
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/* declare sampler */
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decl = tgsi_default_full_declaration();
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decl.Declaration.File = TGSI_FILE_SAMPLER;
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decl.DeclarationRange.First =
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decl.DeclarationRange.Last = 0;
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ti += tgsi_build_full_declaration(&decl,
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&tokens[ti],
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header,
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Elements(tokens) - ti);
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/* TEX instruction */
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inst = tgsi_default_full_instruction();
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inst.Instruction.Opcode = TGSI_OPCODE_TEX;
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inst.Instruction.NumDstRegs = 1;
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inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_OUTPUT;
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inst.FullDstRegisters[0].DstRegister.Index = 0;
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inst.Instruction.NumSrcRegs = 2;
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inst.InstructionExtTexture.Texture = TGSI_TEXTURE_2D;
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inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_INPUT;
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inst.FullSrcRegisters[0].SrcRegister.Index = 0;
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inst.FullSrcRegisters[1].SrcRegister.File = TGSI_FILE_SAMPLER;
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inst.FullSrcRegisters[1].SrcRegister.Index = 0;
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ti += tgsi_build_full_instruction(&inst,
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&tokens[ti],
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header,
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Elements(tokens) - ti );
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/* END instruction */
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inst = tgsi_default_full_instruction();
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inst.Instruction.Opcode = TGSI_OPCODE_END;
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inst.Instruction.NumDstRegs = 0;
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inst.Instruction.NumSrcRegs = 0;
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ti += tgsi_build_full_instruction(&inst,
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&tokens[ti],
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header,
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Elements(tokens) - ti );
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#if 0 /*debug*/
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tgsi_dump(tokens, 0);
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#endif
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shader.tokens = tokens;
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return pipe->create_fs_state(pipe, &shader);
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}
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}
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@ -263,87 +129,23 @@ util_make_fragment_tex_shader(struct pipe_context *pipe)
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void *
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void *
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util_make_fragment_passthrough_shader(struct pipe_context *pipe)
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util_make_fragment_passthrough_shader(struct pipe_context *pipe)
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{
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{
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struct pipe_shader_state shader;
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struct ureg_program *ureg;
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struct tgsi_token tokens[40];
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struct ureg_src src;
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struct tgsi_header *header;
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struct ureg_dst dst;
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struct tgsi_processor *processor;
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struct tgsi_full_declaration decl;
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struct tgsi_full_instruction inst;
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const uint procType = TGSI_PROCESSOR_FRAGMENT;
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uint ti;
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/* shader header
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ureg = ureg_create( pipe, TGSI_PROCESSOR_FRAGMENT );
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*/
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if (ureg == NULL)
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*(struct tgsi_version *) &tokens[0] = tgsi_build_version();
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return NULL;
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header = (struct tgsi_header *) &tokens[1];
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src = ureg_DECL_fs_input( ureg, TGSI_SEMANTIC_COLOR, 0,
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*header = tgsi_build_header();
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TGSI_INTERPOLATE_PERSPECTIVE );
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processor = (struct tgsi_processor *) &tokens[2];
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dst = ureg_DECL_output( ureg, TGSI_SEMANTIC_COLOR, 0 );
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*processor = tgsi_build_processor( procType, header );
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ti = 3;
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ureg_MOV( ureg, dst, src );
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ureg_END( ureg );
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/* declare input */
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return ureg_create_shader_and_destroy( ureg );
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decl = tgsi_default_full_declaration();
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decl.Declaration.File = TGSI_FILE_INPUT;
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decl.Declaration.Semantic = 1;
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decl.Semantic.SemanticName = TGSI_SEMANTIC_COLOR;
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decl.Semantic.SemanticIndex = 0;
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decl.DeclarationRange.First =
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decl.DeclarationRange.Last = 0;
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ti += tgsi_build_full_declaration(&decl,
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&tokens[ti],
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header,
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Elements(tokens) - ti);
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/* declare output */
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decl = tgsi_default_full_declaration();
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decl.Declaration.File = TGSI_FILE_OUTPUT;
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decl.Declaration.Semantic = 1;
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decl.Semantic.SemanticName = TGSI_SEMANTIC_COLOR;
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decl.Semantic.SemanticIndex = 0;
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decl.DeclarationRange.First =
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decl.DeclarationRange.Last = 0;
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ti += tgsi_build_full_declaration(&decl,
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&tokens[ti],
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header,
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Elements(tokens) - ti);
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/* MOVE out[0], in[0]; */
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inst = tgsi_default_full_instruction();
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inst.Instruction.Opcode = TGSI_OPCODE_MOV;
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inst.Instruction.NumDstRegs = 1;
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inst.FullDstRegisters[0].DstRegister.File = TGSI_FILE_OUTPUT;
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inst.FullDstRegisters[0].DstRegister.Index = 0;
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inst.Instruction.NumSrcRegs = 1;
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inst.FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_INPUT;
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inst.FullSrcRegisters[0].SrcRegister.Index = 0;
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ti += tgsi_build_full_instruction(&inst,
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&tokens[ti],
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header,
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Elements(tokens) - ti );
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/* END instruction */
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inst = tgsi_default_full_instruction();
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inst.Instruction.Opcode = TGSI_OPCODE_END;
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inst.Instruction.NumDstRegs = 0;
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inst.Instruction.NumSrcRegs = 0;
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ti += tgsi_build_full_instruction(&inst,
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&tokens[ti],
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header,
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Elements(tokens) - ti );
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assert(ti < Elements(tokens));
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#if 0 /*debug*/
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tgsi_dump(tokens, 0);
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#endif
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shader.tokens = tokens;
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return pipe->create_fs_state(pipe, &shader);
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}
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}
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