diff options
Diffstat (limited to 'src/mesa/shader')
-rw-r--r-- | src/mesa/shader/arbprogparse.c | 2 | ||||
-rw-r--r-- | src/mesa/shader/prog_execute.c | 128 | ||||
-rw-r--r-- | src/mesa/shader/prog_execute.h | 3 | ||||
-rw-r--r-- | src/mesa/shader/prog_parameter.c | 2 | ||||
-rw-r--r-- | src/mesa/shader/prog_statevars.c | 93 | ||||
-rw-r--r-- | src/mesa/shader/prog_statevars.h | 8 | ||||
-rw-r--r-- | src/mesa/shader/slang/slang_builtin.c | 16 | ||||
-rw-r--r-- | src/mesa/shader/slang/slang_codegen.c | 3 | ||||
-rw-r--r-- | src/mesa/shader/slang/slang_emit.c | 12 |
9 files changed, 191 insertions, 76 deletions
diff --git a/src/mesa/shader/arbprogparse.c b/src/mesa/shader/arbprogparse.c index 6a87a1779e7..e7875242821 100644 --- a/src/mesa/shader/arbprogparse.c +++ b/src/mesa/shader/arbprogparse.c @@ -1759,7 +1759,7 @@ parse_param_elements (GLcontext * ctx, const GLubyte ** inst, { GLint idx; GLuint err = 0; - gl_state_index state_tokens[STATE_LENGTH]; + gl_state_index state_tokens[STATE_LENGTH] = {0, 0, 0, 0, 0}; GLfloat const_values[4]; switch (*(*inst)++) { diff --git a/src/mesa/shader/prog_execute.c b/src/mesa/shader/prog_execute.c index 9faf9d86134..f4a12af3e4e 100644 --- a/src/mesa/shader/prog_execute.c +++ b/src/mesa/shader/prog_execute.c @@ -1,6 +1,6 @@ /* * Mesa 3-D graphics library - * Version: 6.5.3 + * Version: 7.0.3 * * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. * @@ -46,9 +46,6 @@ #include "slang_library_noise.h" -/* See comments below for info about this */ -#define LAMBDA_ZERO 1 - /* debug predicate */ #define DEBUG_PROG 0 @@ -303,6 +300,36 @@ fetch_vector1(const struct prog_src_register *source, /** + * Fetch texel from texture. Use partial derivatives when possible. + */ +static INLINE void +fetch_texel(GLcontext *ctx, + const struct gl_program_machine *machine, + const struct prog_instruction *inst, + const GLfloat texcoord[4], GLfloat lodBias, + GLfloat color[4]) +{ + /* Note: we only have the right derivatives for fragment input attribs. + */ + if (machine->NumDeriv > 0 && + inst->SrcReg[0].File == PROGRAM_INPUT && + inst->SrcReg[0].Index == FRAG_ATTRIB_TEX0 + inst->TexSrcUnit) { + /* simple texture fetch for which we should have derivatives */ + GLuint attr = inst->SrcReg[0].Index; + machine->FetchTexelDeriv(ctx, texcoord, + machine->DerivX[attr], + machine->DerivY[attr], + lodBias, + inst->TexSrcUnit, color); + } + else { + machine->FetchTexelLod(ctx, texcoord, lodBias, + inst->TexSrcUnit, color); + } +} + + +/** * Test value against zero and return GT, LT, EQ or UN if NaN. */ static INLINE GLuint @@ -1306,33 +1333,18 @@ _mesa_execute_program(GLcontext * ctx, } break; case OPCODE_TEX: /* Both ARB and NV frag prog */ - /* Texel lookup */ + /* Simple texel lookup */ { - /* Note: only use the precomputed lambda value when we're - * sampling texture unit [K] with texcoord[K]. - * Otherwise, the lambda value may have no relation to the - * instruction's texcoord or texture image. Using the wrong - * lambda is usually bad news. - * The rest of the time, just use zero (until we get a more - * sophisticated way of computing lambda). - */ - GLfloat coord[4], color[4], lambda; -#if 0 - if (inst->SrcReg[0].File == PROGRAM_INPUT && - inst->SrcReg[0].Index == FRAG_ATTRIB_TEX0 + inst->TexSrcUnit) - lambda = span->array->lambda[inst->TexSrcUnit][column]; - else -#endif - lambda = 0.0; - fetch_vector4(&inst->SrcReg[0], machine, coord); - machine->FetchTexelLod(ctx, coord, lambda, inst->TexSrcUnit, - color); + GLfloat texcoord[4], color[4]; + fetch_vector4(&inst->SrcReg[0], machine, texcoord); + + fetch_texel(ctx, machine, inst, texcoord, 0.0, color); + if (DEBUG_PROG) { - printf("TEX (%g, %g, %g, %g) = texture[%d][%g, %g, %g, %g], " - "lod %f\n", + printf("TEX (%g, %g, %g, %g) = texture[%d][%g, %g, %g, %g]\n", color[0], color[1], color[2], color[3], inst->TexSrcUnit, - coord[0], coord[1], coord[2], coord[3], lambda); + texcoord[0], texcoord[1], texcoord[2], texcoord[3]); } store_vector4(inst, machine, color); } @@ -1342,21 +1354,18 @@ _mesa_execute_program(GLcontext * ctx, { const struct gl_texture_unit *texUnit = &ctx->Texture.Unit[inst->TexSrcUnit]; - GLfloat coord[4], color[4], lambda, bias; -#if 0 - if (inst->SrcReg[0].File == PROGRAM_INPUT && - inst->SrcReg[0].Index == FRAG_ATTRIB_TEX0 + inst->TexSrcUnit) - lambda = span->array->lambda[inst->TexSrcUnit][column]; - else -#endif - lambda = 0.0; - fetch_vector4(&inst->SrcReg[0], machine, coord); - /* coord[3] is the bias to add to lambda */ - bias = texUnit->LodBias + coord[3]; - if (texUnit->_Current) - bias += texUnit->_Current->LodBias; - machine->FetchTexelLod(ctx, coord, lambda + bias, - inst->TexSrcUnit, color); + GLfloat texcoord[4], color[4], lodBias; + + fetch_vector4(&inst->SrcReg[0], machine, texcoord); + + /* texcoord[3] is the bias to add to lambda */ + lodBias = texUnit->LodBias + texcoord[3]; + if (texUnit->_Current) { + lodBias += texUnit->_Current->LodBias; + } + + fetch_texel(ctx, machine, inst, texcoord, lodBias, color); + store_vector4(inst, machine, color); } break; @@ -1368,6 +1377,7 @@ _mesa_execute_program(GLcontext * ctx, fetch_vector4(&inst->SrcReg[1], machine, dtdx); fetch_vector4(&inst->SrcReg[2], machine, dtdy); machine->FetchTexelDeriv(ctx, texcoord, dtdx, dtdy, + 0.0, /* lodBias */ inst->TexSrcUnit, color); store_vector4(inst, machine, color); } @@ -1375,14 +1385,8 @@ _mesa_execute_program(GLcontext * ctx, case OPCODE_TXP: /* GL_ARB_fragment_program only */ /* Texture lookup w/ projective divide */ { - GLfloat texcoord[4], color[4], lambda; -#if 0 - if (inst->SrcReg[0].File == PROGRAM_INPUT && - inst->SrcReg[0].Index == FRAG_ATTRIB_TEX0 + inst->TexSrcUnit) - lambda = span->array->lambda[inst->TexSrcUnit][column]; - else -#endif - lambda = 0.0; + GLfloat texcoord[4], color[4]; + fetch_vector4(&inst->SrcReg[0], machine, texcoord); /* Not so sure about this test - if texcoord[3] is * zero, we'd probably be fine except for an ASSERT in @@ -1393,22 +1397,19 @@ _mesa_execute_program(GLcontext * ctx, texcoord[1] /= texcoord[3]; texcoord[2] /= texcoord[3]; } - machine->FetchTexelLod(ctx, texcoord, lambda, - inst->TexSrcUnit, color); + + fetch_texel(ctx, machine, inst, texcoord, 0.0, color); + store_vector4(inst, machine, color); } break; case OPCODE_TXP_NV: /* GL_NV_fragment_program only */ - /* Texture lookup w/ projective divide */ + /* Texture lookup w/ projective divide, as above, but do not + * do the divide by w if sampling from a cube map. + */ { - GLfloat texcoord[4], color[4], lambda; -#if 0 - if (inst->SrcReg[0].File == PROGRAM_INPUT && - inst->SrcReg[0].Index == FRAG_ATTRIB_TEX0 + inst->TexSrcUnit) - lambda = span->array->lambda[inst->TexSrcUnit][column]; - else -#endif - lambda = 0.0; + GLfloat texcoord[4], color[4]; + fetch_vector4(&inst->SrcReg[0], machine, texcoord); if (inst->TexSrcTarget != TEXTURE_CUBE_INDEX && texcoord[3] != 0.0) { @@ -1416,8 +1417,9 @@ _mesa_execute_program(GLcontext * ctx, texcoord[1] /= texcoord[3]; texcoord[2] /= texcoord[3]; } - machine->FetchTexelLod(ctx, texcoord, lambda, - inst->TexSrcUnit, color); + + fetch_texel(ctx, machine, inst, texcoord, 0.0, color); + store_vector4(inst, machine, color); } break; diff --git a/src/mesa/shader/prog_execute.h b/src/mesa/shader/prog_execute.h index be29eceedaa..3ea0ba1565c 100644 --- a/src/mesa/shader/prog_execute.h +++ b/src/mesa/shader/prog_execute.h @@ -1,6 +1,6 @@ /* * Mesa 3-D graphics library - * Version: 6.5.3 + * Version: 7.0.3 * * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. * @@ -32,6 +32,7 @@ typedef void (*FetchTexelLodFunc)(GLcontext *ctx, const GLfloat texcoord[4], typedef void (*FetchTexelDerivFunc)(GLcontext *ctx, const GLfloat texcoord[4], const GLfloat texdx[4], const GLfloat texdy[4], + GLfloat lodBias, GLuint unit, GLfloat color[4]); diff --git a/src/mesa/shader/prog_parameter.c b/src/mesa/shader/prog_parameter.c index 9e3d3fecf22..46d30872e4f 100644 --- a/src/mesa/shader/prog_parameter.c +++ b/src/mesa/shader/prog_parameter.c @@ -384,7 +384,7 @@ sizeof_state_reference(const GLint *stateTokens) * PARAM ambient = state.material.front.ambient; * * \param paramList the parameter list - * \param state an array of 6 (STATE_LENGTH) state tokens + * \param stateTokens an array of 5 (STATE_LENGTH) state tokens * \return index of the new parameter. */ GLint diff --git a/src/mesa/shader/prog_statevars.c b/src/mesa/shader/prog_statevars.c index d37d7fb9bf4..aa1e6e1269d 100644 --- a/src/mesa/shader/prog_statevars.c +++ b/src/mesa/shader/prog_statevars.c @@ -1,6 +1,6 @@ /* * Mesa 3-D graphics library - * Version: 7.0 + * Version: 7.1 * * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. * @@ -824,3 +824,94 @@ _mesa_load_state_parameters(GLcontext *ctx, } } + +/** + * Copy the 16 elements of a matrix into four consecutive program + * registers starting at 'pos'. + */ +static void +load_matrix(GLfloat registers[][4], GLuint pos, const GLfloat mat[16]) +{ + GLuint i; + for (i = 0; i < 4; i++) { + registers[pos + i][0] = mat[0 + i]; + registers[pos + i][1] = mat[4 + i]; + registers[pos + i][2] = mat[8 + i]; + registers[pos + i][3] = mat[12 + i]; + } +} + + +/** + * As above, but transpose the matrix. + */ +static void +load_transpose_matrix(GLfloat registers[][4], GLuint pos, + const GLfloat mat[16]) +{ + MEMCPY(registers[pos], mat, 16 * sizeof(GLfloat)); +} + + +/** + * Load current vertex program's parameter registers with tracked + * matrices (if NV program). This only needs to be done per + * glBegin/glEnd, not per-vertex. + */ +void +_mesa_load_tracked_matrices(GLcontext *ctx) +{ + GLuint i; + + for (i = 0; i < MAX_NV_VERTEX_PROGRAM_PARAMS / 4; i++) { + /* point 'mat' at source matrix */ + GLmatrix *mat; + if (ctx->VertexProgram.TrackMatrix[i] == GL_MODELVIEW) { + mat = ctx->ModelviewMatrixStack.Top; + } + else if (ctx->VertexProgram.TrackMatrix[i] == GL_PROJECTION) { + mat = ctx->ProjectionMatrixStack.Top; + } + else if (ctx->VertexProgram.TrackMatrix[i] == GL_TEXTURE) { + mat = ctx->TextureMatrixStack[ctx->Texture.CurrentUnit].Top; + } + else if (ctx->VertexProgram.TrackMatrix[i] == GL_COLOR) { + mat = ctx->ColorMatrixStack.Top; + } + else if (ctx->VertexProgram.TrackMatrix[i]==GL_MODELVIEW_PROJECTION_NV) { + /* XXX verify the combined matrix is up to date */ + mat = &ctx->_ModelProjectMatrix; + } + else if (ctx->VertexProgram.TrackMatrix[i] >= GL_MATRIX0_NV && + ctx->VertexProgram.TrackMatrix[i] <= GL_MATRIX7_NV) { + GLuint n = ctx->VertexProgram.TrackMatrix[i] - GL_MATRIX0_NV; + ASSERT(n < MAX_PROGRAM_MATRICES); + mat = ctx->ProgramMatrixStack[n].Top; + } + else { + /* no matrix is tracked, but we leave the register values as-is */ + assert(ctx->VertexProgram.TrackMatrix[i] == GL_NONE); + continue; + } + + /* load the matrix values into sequential registers */ + if (ctx->VertexProgram.TrackMatrixTransform[i] == GL_IDENTITY_NV) { + load_matrix(ctx->VertexProgram.Parameters, i*4, mat->m); + } + else if (ctx->VertexProgram.TrackMatrixTransform[i] == GL_INVERSE_NV) { + _math_matrix_analyse(mat); /* update the inverse */ + ASSERT(!_math_matrix_is_dirty(mat)); + load_matrix(ctx->VertexProgram.Parameters, i*4, mat->inv); + } + else if (ctx->VertexProgram.TrackMatrixTransform[i] == GL_TRANSPOSE_NV) { + load_transpose_matrix(ctx->VertexProgram.Parameters, i*4, mat->m); + } + else { + assert(ctx->VertexProgram.TrackMatrixTransform[i] + == GL_INVERSE_TRANSPOSE_NV); + _math_matrix_analyse(mat); /* update the inverse */ + ASSERT(!_math_matrix_is_dirty(mat)); + load_transpose_matrix(ctx->VertexProgram.Parameters, i*4, mat->inv); + } + } +} diff --git a/src/mesa/shader/prog_statevars.h b/src/mesa/shader/prog_statevars.h index 3281a4a2a0f..22bb8e07ad1 100644 --- a/src/mesa/shader/prog_statevars.h +++ b/src/mesa/shader/prog_statevars.h @@ -1,8 +1,8 @@ /* * Mesa 3-D graphics library - * Version: 6.5.2 + * Version: 7.1 * - * Copyright (C) 1999-2006 Brian Paul All Rights Reserved. + * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), @@ -126,4 +126,8 @@ extern const char * _mesa_program_state_string(const gl_state_index state[STATE_LENGTH]); +extern void +_mesa_load_tracked_matrices(GLcontext *ctx); + + #endif /* PROG_STATEVARS_H */ diff --git a/src/mesa/shader/slang/slang_builtin.c b/src/mesa/shader/slang/slang_builtin.c index 6ee0fd33b6a..7351f263c93 100644 --- a/src/mesa/shader/slang/slang_builtin.c +++ b/src/mesa/shader/slang/slang_builtin.c @@ -250,7 +250,7 @@ lookup_statevar(const char *var, GLint index1, GLint index2, const char *field, } } else if (strcmp(var, "gl_FrontLightModelProduct") == 0) { - if (strcmp(field, "ambient") == 0) { + if (strcmp(field, "sceneColor") == 0) { tokens[0] = STATE_LIGHTMODEL_SCENECOLOR; tokens[1] = 0; } @@ -259,7 +259,7 @@ lookup_statevar(const char *var, GLint index1, GLint index2, const char *field, } } else if (strcmp(var, "gl_BackLightModelProduct") == 0) { - if (strcmp(field, "ambient") == 0) { + if (strcmp(field, "sceneColor") == 0) { tokens[0] = STATE_LIGHTMODEL_SCENECOLOR; tokens[1] = 1; } @@ -397,6 +397,8 @@ lookup_statevar(const char *var, GLint index1, GLint index2, const char *field, * var.field * var[i].field * var[i][j] + * + * \return -1 upon error, else position in paramList of the state var/data */ GLint _slang_alloc_statevar(slang_ir_node *n, @@ -414,9 +416,13 @@ _slang_alloc_statevar(slang_ir_node *n, if (n->Opcode == IR_ELEMENT) { /* XXX can only handle constant indexes for now */ - assert(n->Children[1]->Opcode == IR_FLOAT); - index1 = (GLint) n->Children[1]->Value[0]; - n = n->Children[0]; + if (n->Children[1]->Opcode == IR_FLOAT) { + index1 = (GLint) n->Children[1]->Value[0]; + n = n->Children[0]; + } + else { + return -1; + } } if (n->Opcode == IR_ELEMENT) { diff --git a/src/mesa/shader/slang/slang_codegen.c b/src/mesa/shader/slang/slang_codegen.c index 675dd831805..ef9c0ab3f9a 100644 --- a/src/mesa/shader/slang/slang_codegen.c +++ b/src/mesa/shader/slang/slang_codegen.c @@ -2344,7 +2344,8 @@ _slang_gen_field(slang_assemble_ctx * A, slang_operation *oper) return n; } else if ( ti.spec.type == SLANG_SPEC_FLOAT - || ti.spec.type == SLANG_SPEC_INT) { + || ti.spec.type == SLANG_SPEC_INT + || ti.spec.type == SLANG_SPEC_BOOL) { const GLuint rows = 1; slang_swizzle swz; slang_ir_node *n; diff --git a/src/mesa/shader/slang/slang_emit.c b/src/mesa/shader/slang/slang_emit.c index fe13f2865cd..9947544a085 100644 --- a/src/mesa/shader/slang/slang_emit.c +++ b/src/mesa/shader/slang/slang_emit.c @@ -1,6 +1,6 @@ /* * Mesa 3-D graphics library - * Version: 6.5.3 + * Version: 7.0.3 * * Copyright (C) 2005-2007 Brian Paul All Rights Reserved. * @@ -859,12 +859,18 @@ emit_return(slang_emit_info *emitInfo, slang_ir_node *n) static struct prog_instruction * emit_kill(slang_emit_info *emitInfo) { + struct gl_fragment_program *fp; struct prog_instruction *inst; /* NV-KILL - discard fragment depending on condition code. * Note that ARB-KILL depends on sign of vector operand. */ inst = new_instruction(emitInfo, OPCODE_KIL_NV); inst->DstReg.CondMask = COND_TR; /* always branch */ + + assert(emitInfo->prog->Target == GL_FRAGMENT_PROGRAM_ARB); + fp = (struct gl_fragment_program *) emitInfo->prog; + fp->UsesKill = GL_TRUE; + return inst; } @@ -1486,6 +1492,10 @@ emit_struct_field(slang_emit_info *emitInfo, slang_ir_node *n) { if (n->Store->File == PROGRAM_STATE_VAR) { n->Store->Index = _slang_alloc_statevar(n, emitInfo->prog->Parameters); + if (n->Store->Index < 0) { + slang_info_log_error(emitInfo->log, "Error parsing state variable"); + return NULL; + } } else { GLint offset = n->FieldOffset / 4; |