diff options
Diffstat (limited to 'src')
31 files changed, 262 insertions, 106 deletions
diff --git a/src/mesa/main/config.h b/src/mesa/main/config.h index cebef1c383..8c64248845 100644 --- a/src/mesa/main/config.h +++ b/src/mesa/main/config.h @@ -207,6 +207,7 @@ #define MAX_PROGRAM_ADDRESS_REGS 2 #define MAX_UNIFORMS 128 #define MAX_VARYING 8 +#define MAX_SAMPLERS 8 /*@}*/ /** For GL_ARB_vertex_shader */ diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h index 514170dbcf..8adc4e3373 100644 --- a/src/mesa/main/mtypes.h +++ b/src/mesa/main/mtypes.h @@ -1901,6 +1901,7 @@ struct gl_program GLbitfield InputsRead; /**< Bitmask of which input regs are read */ GLbitfield OutputsWritten; /**< Bitmask of which output regs are written to */ GLbitfield TexturesUsed[MAX_TEXTURE_IMAGE_UNITS]; /**< TEXTURE_x_BIT bitmask */ + GLbitfield SamplersUsed; /**< Bitfield of which samplers are used */ GLbitfield ShadowSamplers; /**< Texture units used for shadow sampling. */ /** Named parameters, constants, etc. from program text */ @@ -1913,6 +1914,11 @@ struct gl_program /** Vertex program user-defined attributes */ struct gl_program_parameter_list *Attributes; + /** Map from sampler unit to texture unit (set by glUniform1i()) */ + GLubyte SamplerUnits[MAX_SAMPLERS]; + /** Which texture target is being sampled (TEXTURE_1D/2D/3D/etc_INDEX) */ + GLubyte SamplerTargets[MAX_SAMPLERS]; + /** Logical counts */ /*@{*/ GLuint NumInstructions; diff --git a/src/mesa/pipe/failover/fo_context.h b/src/mesa/pipe/failover/fo_context.h index 7a597013ab..759b53ccbe 100644 --- a/src/mesa/pipe/failover/fo_context.h +++ b/src/mesa/pipe/failover/fo_context.h @@ -84,6 +84,7 @@ struct failover_context { struct pipe_framebuffer_state framebuffer; struct pipe_poly_stipple poly_stipple; struct pipe_scissor_state scissor; + uint sampler_units[PIPE_MAX_SAMPLERS]; struct pipe_mipmap_tree *texture[PIPE_MAX_SAMPLERS]; struct pipe_viewport_state viewport; struct pipe_vertex_buffer vertex_buffer[PIPE_ATTRIB_MAX]; diff --git a/src/mesa/pipe/failover/fo_state.c b/src/mesa/pipe/failover/fo_state.c index f63137f591..2cd1a50b20 100644 --- a/src/mesa/pipe/failover/fo_state.c +++ b/src/mesa/pipe/failover/fo_state.c @@ -294,6 +294,19 @@ failover_set_polygon_stipple( struct pipe_context *pipe, failover->hw->set_polygon_stipple( failover->hw, stipple ); } +static void +failover_set_sampler_units( struct pipe_context *pipe, + uint num_samplers, const uint *units ) +{ + struct failover_context *failover = failover_context(pipe); + uint i; + + for (i = 0; i < num_samplers; i++) + failover->sampler_units[i] = units[i]; + failover->dirty |= FO_NEW_SAMPLER; + failover->hw->set_sampler_units(failover->hw, num_samplers, units); +} + static void * failover_create_rasterizer_state(struct pipe_context *pipe, const struct pipe_rasterizer_state *templ) @@ -470,6 +483,7 @@ failover_init_state_functions( struct failover_context *failover ) failover->pipe.set_clear_color_state = failover_set_clear_color_state; failover->pipe.set_framebuffer_state = failover_set_framebuffer_state; failover->pipe.set_polygon_stipple = failover_set_polygon_stipple; + failover->pipe.set_sampler_units = failover_set_sampler_units; failover->pipe.set_scissor_state = failover_set_scissor_state; failover->pipe.set_texture_state = failover_set_texture_state; failover->pipe.set_viewport_state = failover_set_viewport_state; diff --git a/src/mesa/pipe/i915simple/i915_context.h b/src/mesa/pipe/i915simple/i915_context.h index a3dd392e75..5a3ecedad2 100644 --- a/src/mesa/pipe/i915simple/i915_context.h +++ b/src/mesa/pipe/i915simple/i915_context.h @@ -173,6 +173,7 @@ struct i915_context struct pipe_framebuffer_state framebuffer; struct pipe_poly_stipple poly_stipple; struct pipe_scissor_state scissor; + uint sampler_units[PIPE_MAX_SAMPLERS]; struct pipe_mipmap_tree *texture[PIPE_MAX_SAMPLERS]; struct pipe_viewport_state viewport; struct pipe_vertex_buffer vertex_buffer[PIPE_ATTRIB_MAX]; diff --git a/src/mesa/pipe/i915simple/i915_state.c b/src/mesa/pipe/i915simple/i915_state.c index 8da5662e3f..05f8a6e1fd 100644 --- a/src/mesa/pipe/i915simple/i915_state.c +++ b/src/mesa/pipe/i915simple/i915_state.c @@ -446,6 +446,15 @@ static void i915_set_polygon_stipple( struct pipe_context *pipe, { } +static void i915_set_sampler_units(struct pipe_context *pipe, + uint numSamplers, const uint *units) +{ + struct i915_context *i915 = i915_context(pipe); + uint i; + for (i = 0; i < numSamplers; i++) + i915->sampler_units[i] = units[i]; +} + static void * i915_create_fs_state(struct pipe_context *pipe, const struct pipe_shader_state *templ) { @@ -765,6 +774,7 @@ i915_init_state_functions( struct i915_context *i915 ) i915->pipe.set_feedback_buffer = i915_set_feedback_buffer; i915->pipe.set_polygon_stipple = i915_set_polygon_stipple; + i915->pipe.set_sampler_units = i915_set_sampler_units; i915->pipe.set_scissor_state = i915_set_scissor_state; i915->pipe.set_texture_state = i915_set_texture_state; i915->pipe.set_viewport_state = i915_set_viewport_state; diff --git a/src/mesa/pipe/p_context.h b/src/mesa/pipe/p_context.h index 3a041f158b..5497f50f73 100644 --- a/src/mesa/pipe/p_context.h +++ b/src/mesa/pipe/p_context.h @@ -148,6 +148,9 @@ struct pipe_context { void (*set_polygon_stipple)( struct pipe_context *, const struct pipe_poly_stipple * ); + void (*set_sampler_units)( struct pipe_context *, + uint num_samplers, const uint *units ); + void (*set_scissor_state)( struct pipe_context *, const struct pipe_scissor_state * ); diff --git a/src/mesa/pipe/softpipe/sp_context.c b/src/mesa/pipe/softpipe/sp_context.c index 476d4ac01c..58ef744f30 100644 --- a/src/mesa/pipe/softpipe/sp_context.c +++ b/src/mesa/pipe/softpipe/sp_context.c @@ -318,6 +318,7 @@ struct pipe_context *softpipe_create( struct pipe_winsys *pipe_winsys, softpipe->pipe.set_feedback_state = softpipe_set_feedback_state; softpipe->pipe.set_framebuffer_state = softpipe_set_framebuffer_state; softpipe->pipe.set_polygon_stipple = softpipe_set_polygon_stipple; + softpipe->pipe.set_sampler_units = softpipe_set_sampler_units; softpipe->pipe.set_scissor_state = softpipe_set_scissor_state; softpipe->pipe.set_texture_state = softpipe_set_texture_state; softpipe->pipe.set_viewport_state = softpipe_set_viewport_state; diff --git a/src/mesa/pipe/softpipe/sp_context.h b/src/mesa/pipe/softpipe/sp_context.h index 3e77bd6b85..88a418d3c7 100644 --- a/src/mesa/pipe/softpipe/sp_context.h +++ b/src/mesa/pipe/softpipe/sp_context.h @@ -95,6 +95,7 @@ struct softpipe_context { struct pipe_viewport_state viewport; struct pipe_vertex_buffer vertex_buffer[PIPE_ATTRIB_MAX]; struct pipe_vertex_element vertex_element[PIPE_ATTRIB_MAX]; + uint sampler_units[PIPE_MAX_SAMPLERS]; unsigned dirty; /* diff --git a/src/mesa/pipe/softpipe/sp_quad_fs.c b/src/mesa/pipe/softpipe/sp_quad_fs.c index 3371b109fc..9b9504cd15 100644 --- a/src/mesa/pipe/softpipe/sp_quad_fs.c +++ b/src/mesa/pipe/softpipe/sp_quad_fs.c @@ -85,6 +85,7 @@ shade_quad( /* Consts does not require 16 byte alignment. */ machine->Consts = softpipe->mapped_constants[PIPE_SHADER_FRAGMENT]; + machine->SamplerUnits = softpipe->sampler_units; machine->InterpCoefs = quad->coef; machine->Inputs[0].xyzw[0].f[0] = fx; diff --git a/src/mesa/pipe/softpipe/sp_state.h b/src/mesa/pipe/softpipe/sp_state.h index c194f0ea0d..61532bcdeb 100644 --- a/src/mesa/pipe/softpipe/sp_state.h +++ b/src/mesa/pipe/softpipe/sp_state.h @@ -99,6 +99,9 @@ void softpipe_delete_vs_state(struct pipe_context *, void *); void softpipe_set_polygon_stipple( struct pipe_context *, const struct pipe_poly_stipple * ); +void softpipe_set_sampler_units( struct pipe_context *, + uint numSamplers, const uint *units ); + void softpipe_set_scissor_state( struct pipe_context *, const struct pipe_scissor_state * ); diff --git a/src/mesa/pipe/softpipe/sp_state_sampler.c b/src/mesa/pipe/softpipe/sp_state_sampler.c index c00e815f2d..e70eabd578 100644 --- a/src/mesa/pipe/softpipe/sp_state_sampler.c +++ b/src/mesa/pipe/softpipe/sp_state_sampler.c @@ -78,3 +78,17 @@ softpipe_set_texture_state(struct pipe_context *pipe, softpipe->dirty |= SP_NEW_TEXTURE; } + + +void +softpipe_set_sampler_units(struct pipe_context *pipe, + uint num_samplers, const uint *units ) +{ + struct softpipe_context *softpipe = softpipe_context(pipe); + uint i; + for (i = 0; i < num_samplers; i++) + softpipe->sampler_units[i] = units[i]; + softpipe->dirty |= SP_NEW_SAMPLER; +} + + diff --git a/src/mesa/pipe/tgsi/exec/tgsi_exec.c b/src/mesa/pipe/tgsi/exec/tgsi_exec.c index 0125f40dd2..66a81b4bd8 100644 --- a/src/mesa/pipe/tgsi/exec/tgsi_exec.c +++ b/src/mesa/pipe/tgsi/exec/tgsi_exec.c @@ -1219,11 +1219,14 @@ exec_tex(struct tgsi_exec_machine *mach, const struct tgsi_full_instruction *inst, boolean biasLod) { - const uint unit = inst->FullSrcRegisters[1].SrcRegister.Index; + const uint sampler = inst->FullSrcRegisters[1].SrcRegister.Index; + const uint unit = mach->SamplerUnits[sampler]; union tgsi_exec_channel r[8]; uint chan_index; float lodBias; + // printf("Sampler %u unit %u\n", sampler, unit); + switch (inst->InstructionExtTexture.Texture) { case TGSI_TEXTURE_1D: diff --git a/src/mesa/pipe/tgsi/exec/tgsi_exec.h b/src/mesa/pipe/tgsi/exec/tgsi_exec.h index 1805e72487..38f9218520 100644 --- a/src/mesa/pipe/tgsi/exec/tgsi_exec.h +++ b/src/mesa/pipe/tgsi/exec/tgsi_exec.h @@ -118,6 +118,7 @@ struct tgsi_exec_machine struct tgsi_exec_vector *Temps; struct tgsi_exec_vector *Addrs; + uint *SamplerUnits; struct tgsi_sampler *Samplers; float Imms[TGSI_EXEC_NUM_IMMEDIATES][4]; diff --git a/src/mesa/shader/prog_execute.c b/src/mesa/shader/prog_execute.c index 28d195d0ee..bd64b57eb9 100644 --- a/src/mesa/shader/prog_execute.c +++ b/src/mesa/shader/prog_execute.c @@ -1316,22 +1316,22 @@ _mesa_execute_program(GLcontext * ctx, * The rest of the time, just use zero (until we get a more * sophisticated way of computing lambda). */ + const GLuint unit = machine->Samplers[inst->TexSrcUnit]; 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]; + inst->SrcReg[0].Index == FRAG_ATTRIB_TEX0 + unit) + lambda = span->array->lambda[unit][column]; else #endif lambda = 0.0; fetch_vector4(&inst->SrcReg[0], machine, coord); - machine->FetchTexelLod(ctx, coord, lambda, inst->TexSrcUnit, - color); + machine->FetchTexelLod(ctx, coord, lambda, unit, color); if (DEBUG_PROG) { printf("TEX (%g, %g, %g, %g) = texture[%d][%g, %g, %g, %g], " "lod %f\n", color[0], color[1], color[2], color[3], - inst->TexSrcUnit, + unit, coord[0], coord[1], coord[2], coord[3], lambda); } store_vector4(inst, machine, color); @@ -1375,11 +1375,12 @@ _mesa_execute_program(GLcontext * ctx, case OPCODE_TXP: /* GL_ARB_fragment_program only */ /* Texture lookup w/ projective divide */ { + const GLuint unit = machine->Samplers[inst->TexSrcUnit]; 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]; + lambda = span->array->lambda[unit][column]; else #endif lambda = 0.0; @@ -1393,8 +1394,7 @@ _mesa_execute_program(GLcontext * ctx, texcoord[1] /= texcoord[3]; texcoord[2] /= texcoord[3]; } - machine->FetchTexelLod(ctx, texcoord, lambda, - inst->TexSrcUnit, color); + machine->FetchTexelLod(ctx, texcoord, lambda, unit, color); store_vector4(inst, machine, color); } break; diff --git a/src/mesa/shader/prog_execute.h b/src/mesa/shader/prog_execute.h index be29eceeda..db7bcee516 100644 --- a/src/mesa/shader/prog_execute.h +++ b/src/mesa/shader/prog_execute.h @@ -62,6 +62,8 @@ struct gl_program_machine GLuint CondCodes[4]; /**< COND_* value for x/y/z/w */ GLint AddressReg[MAX_PROGRAM_ADDRESS_REGS][4]; + GLuint *Samplers; /** Array mapping sampler var to tex unit */ + GLuint CallStack[MAX_PROGRAM_CALL_DEPTH]; /**< For CAL/RET instructions */ GLuint StackDepth; /**< Index/ptr to top of CallStack[] */ diff --git a/src/mesa/shader/prog_instruction.c b/src/mesa/shader/prog_instruction.c index c84c76fd5b..066129037a 100644 --- a/src/mesa/shader/prog_instruction.c +++ b/src/mesa/shader/prog_instruction.c @@ -246,6 +246,17 @@ _mesa_num_inst_dst_regs(gl_inst_opcode opcode) } +GLboolean +_mesa_is_tex_instruction(gl_inst_opcode opcode) +{ + return (opcode == OPCODE_TEX || + opcode == OPCODE_TXB || + opcode == OPCODE_TXD || + opcode == OPCODE_TXL || + opcode == OPCODE_TXP); +} + + /** * Return string name for given program opcode. */ diff --git a/src/mesa/shader/prog_instruction.h b/src/mesa/shader/prog_instruction.h index 643969b367..e8a2407ea8 100644 --- a/src/mesa/shader/prog_instruction.h +++ b/src/mesa/shader/prog_instruction.h @@ -413,11 +413,13 @@ struct prog_instruction */ GLint BranchTarget; +#if 0 /** * For TEX instructions in shaders, the sampler to use for the * texture lookup. */ GLint Sampler; +#endif const char *Comment; }; @@ -443,6 +445,9 @@ _mesa_num_inst_src_regs(gl_inst_opcode opcode); extern GLuint _mesa_num_inst_dst_regs(gl_inst_opcode opcode); +extern GLboolean +_mesa_is_tex_instruction(gl_inst_opcode opcode); + extern const char * _mesa_opcode_string(gl_inst_opcode opcode); diff --git a/src/mesa/shader/prog_parameter.c b/src/mesa/shader/prog_parameter.c index 9e3d3fecf2..b4008abbd9 100644 --- a/src/mesa/shader/prog_parameter.c +++ b/src/mesa/shader/prog_parameter.c @@ -283,22 +283,25 @@ _mesa_add_uniform(struct gl_program_parameter_list *paramList, * Add a sampler to the parameter list. * \param name uniform's name * \param datatype GL_SAMPLER_2D, GL_SAMPLER_2D_RECT_ARB, etc. + * \param index the sampler number (as seen in TEX instructions) */ GLint _mesa_add_sampler(struct gl_program_parameter_list *paramList, - const char *name, GLenum datatype) + const char *name, GLenum datatype, GLuint index) { GLint i = _mesa_lookup_parameter_index(paramList, -1, name); if (i >= 0 && paramList->Parameters[i].Type == PROGRAM_SAMPLER) { ASSERT(paramList->Parameters[i].Size == 1); ASSERT(paramList->Parameters[i].DataType == datatype); + ASSERT(paramList->ParameterValues[i][0] == index); /* already in list */ return i; } else { + GLfloat indexf = index; const GLint size = 1; /* a sampler is basically a texture unit number */ i = _mesa_add_parameter(paramList, PROGRAM_SAMPLER, name, - size, datatype, NULL, NULL); + size, datatype, &indexf, NULL); return i; } } diff --git a/src/mesa/shader/prog_parameter.h b/src/mesa/shader/prog_parameter.h index 09ff851ea7..40c8c09e09 100644 --- a/src/mesa/shader/prog_parameter.h +++ b/src/mesa/shader/prog_parameter.h @@ -104,7 +104,7 @@ _mesa_add_uniform(struct gl_program_parameter_list *paramList, extern GLint _mesa_add_sampler(struct gl_program_parameter_list *paramList, - const char *name, GLenum datatype); + const char *name, GLenum datatype, GLuint index); extern GLint _mesa_add_varying(struct gl_program_parameter_list *paramList, diff --git a/src/mesa/shader/prog_print.c b/src/mesa/shader/prog_print.c index e92837f739..c421b1228b 100644 --- a/src/mesa/shader/prog_print.c +++ b/src/mesa/shader/prog_print.c @@ -719,6 +719,8 @@ _mesa_print_program_opt(const struct gl_program *prog, void _mesa_print_program_parameters(GLcontext *ctx, const struct gl_program *prog) { + GLuint i; + _mesa_printf("InputsRead: 0x%x\n", prog->InputsRead); _mesa_printf("OutputsWritten: 0x%x\n", prog->OutputsWritten); _mesa_printf("NumInstructions=%d\n", prog->NumInstructions); @@ -726,6 +728,11 @@ _mesa_print_program_parameters(GLcontext *ctx, const struct gl_program *prog) _mesa_printf("NumParameters=%d\n", prog->NumParameters); _mesa_printf("NumAttributes=%d\n", prog->NumAttributes); _mesa_printf("NumAddressRegs=%d\n", prog->NumAddressRegs); + _mesa_printf("Samplers=[ "); + for (i = 0; i < MAX_SAMPLERS; i++) { + _mesa_printf("%d ", prog->SamplerUnits[i]); + } + _mesa_printf("]\n"); _mesa_load_state_parameters(ctx, prog->Parameters); diff --git a/src/mesa/shader/program.c b/src/mesa/shader/program.c index 1f227390af..cafc0dcfaa 100644 --- a/src/mesa/shader/program.c +++ b/src/mesa/shader/program.c @@ -187,12 +187,17 @@ _mesa_init_program_struct( GLcontext *ctx, struct gl_program *prog, { (void) ctx; if (prog) { + GLuint i; _mesa_bzero(prog, sizeof(*prog)); prog->Id = id; prog->Target = target; prog->Resident = GL_TRUE; prog->RefCount = 1; prog->Format = GL_PROGRAM_FORMAT_ASCII_ARB; + + /* default mapping from samplers to texture units */ + for (i = 0; i < MAX_SAMPLERS; i++) + prog->SamplerUnits[i] = i; } return prog; diff --git a/src/mesa/shader/shader_api.c b/src/mesa/shader/shader_api.c index 9f6c54dd4c..bc5ecdaa15 100644 --- a/src/mesa/shader/shader_api.c +++ b/src/mesa/shader/shader_api.c @@ -1045,6 +1045,28 @@ _mesa_use_program(GLcontext *ctx, GLuint program) } + +/** + * Update the vertex and fragment program's TexturesUsed arrays. + */ +static void +update_textures_used(struct gl_program *prog) +{ + GLuint s; + + memset(prog->TexturesUsed, 0, sizeof(prog->TexturesUsed)); + + for (s = 0; s < MAX_SAMPLERS; s++) { + if (prog->SamplersUsed & (1 << s)) { + GLuint u = prog->SamplerUnits[s]; + GLuint t = prog->SamplerTargets[s]; + assert(u < MAX_TEXTURE_IMAGE_UNITS); + prog->TexturesUsed[u] |= (1 << t); + } + } +} + + /** * Called via ctx->Driver.Uniform(). */ @@ -1067,26 +1089,6 @@ _mesa_uniform(GLcontext *ctx, GLint location, GLsizei count, FLUSH_VERTICES(ctx, _NEW_PROGRAM); - /* - * If we're setting a sampler, we must use glUniformi1()! - */ - if (shProg->Uniforms->Parameters[location].Type == PROGRAM_SAMPLER) { - GLint unit; - if (type != GL_INT || count != 1) { - _mesa_error(ctx, GL_INVALID_OPERATION, - "glUniform(only glUniform1i can be used " - "to set sampler uniforms)"); - return; - } - /* check that the sampler (tex unit index) is legal */ - unit = ((GLint *) values)[0]; - if (unit >= ctx->Const.MaxTextureImageUnits) { - _mesa_error(ctx, GL_INVALID_VALUE, - "glUniform1(invalid sampler/tex unit index)"); - return; - } - } - if (count < 0) { _mesa_error(ctx, GL_INVALID_VALUE, "glUniform(count < 0)"); return; @@ -1119,32 +1121,61 @@ _mesa_uniform(GLcontext *ctx, GLint location, GLsizei count, return; } - for (k = 0; k < count; k++) { - GLfloat *uniformVal = shProg->Uniforms->ParameterValues[location + k]; - if (type == GL_INT || - type == GL_INT_VEC2 || - type == GL_INT_VEC3 || - type == GL_INT_VEC4) { - const GLint *iValues = ((const GLint *) values) + k * elems; - for (i = 0; i < elems; i++) { - uniformVal[i] = (GLfloat) iValues[i]; - } + if (shProg->Uniforms->Parameters[location].Type == PROGRAM_SAMPLER) { + /* This controls which texture unit which is used by a sampler */ + GLuint texUnit, sampler; + + /* data type for setting samplers must be int */ + if (type != GL_INT || count != 1) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glUniform(only glUniform1i can be used " + "to set sampler uniforms)"); + return; } - else { - const GLfloat *fValues = ((const GLfloat *) values) + k * elems; - for (i = 0; i < elems; i++) { - uniformVal[i] = fValues[i]; - } + + sampler = (GLuint) shProg->Uniforms->ParameterValues[location][0]; + texUnit = ((GLuint *) values)[0]; + + /* check that the sampler (tex unit index) is legal */ + if (texUnit >= ctx->Const.MaxTextureImageUnits) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glUniform1(invalid sampler/tex unit index)"); + return; } - } - if (shProg->Uniforms->Parameters[location].Type == PROGRAM_SAMPLER) { - if (shProg->VertexProgram) - _slang_resolve_samplers(shProg, &shProg->VertexProgram->Base); - if (shProg->FragmentProgram) - _slang_resolve_samplers(shProg, &shProg->FragmentProgram->Base); + if (shProg->VertexProgram) { + shProg->VertexProgram->Base.SamplerUnits[sampler] = texUnit; + update_textures_used(&shProg->VertexProgram->Base); + } + if (shProg->FragmentProgram) { + shProg->FragmentProgram->Base.SamplerUnits[sampler] = texUnit; + update_textures_used(&shProg->FragmentProgram->Base); + } + + FLUSH_VERTICES(ctx, _NEW_TEXTURE); } + else { + /* ordinary uniform variable */ + for (k = 0; k < count; k++) { + GLfloat *uniformVal = shProg->Uniforms->ParameterValues[location + k]; + if (type == GL_INT || + type == GL_INT_VEC2 || + type == GL_INT_VEC3 || + type == GL_INT_VEC4) { + const GLint *iValues = ((const GLint *) values) + k * elems; + for (i = 0; i < elems; i++) { + uniformVal[i] = (GLfloat) iValues[i]; + } + } + else { + const GLfloat *fValues = ((const GLfloat *) values) + k * elems; + for (i = 0; i < elems; i++) { + uniformVal[i] = fValues[i]; + } + } + } + } } diff --git a/src/mesa/shader/slang/slang_codegen.c b/src/mesa/shader/slang/slang_codegen.c index fb1f9d5a20..767ba3ffb4 100644 --- a/src/mesa/shader/slang/slang_codegen.c +++ b/src/mesa/shader/slang/slang_codegen.c @@ -2874,14 +2874,23 @@ _slang_codegen_global_variable(slang_assemble_ctx *A, slang_variable *var, const GLint texIndex = sampler_to_texture_index(var->type.specifier.type); if (texIndex != -1) { - /* Texture sampler: + /* This is a texture sampler variable... * store->File = PROGRAM_SAMPLER - * store->Index = sampler uniform location + * store->Index = sampler number (0..7, typically) * store->Size = texture type index (1D, 2D, 3D, cube, etc) */ +#if 0 GLint samplerUniform = _mesa_add_sampler(prog->Parameters, varName, datatype); - store = _slang_new_ir_storage(PROGRAM_SAMPLER, samplerUniform, texIndex); +#elif 0 + GLint samplerUniform + = _mesa_add_sampler(prog->Samplers, varName, datatype); + (void) _mesa_add_sampler(prog->Parameters, varName, datatype); /* dummy entry */ +#else + const GLint sampNum = A->numSamplers++; + _mesa_add_sampler(prog->Parameters, varName, datatype, sampNum); +#endif + store = _slang_new_ir_storage(PROGRAM_SAMPLER, sampNum, texIndex); if (dbg) printf("SAMPLER "); } else if (var->type.qualifier == SLANG_QUAL_UNIFORM) { diff --git a/src/mesa/shader/slang/slang_compile.c b/src/mesa/shader/slang/slang_compile.c index 2be89a5ce0..bfb9ca4db6 100644 --- a/src/mesa/shader/slang/slang_compile.c +++ b/src/mesa/shader/slang/slang_compile.c @@ -1618,6 +1618,7 @@ parse_init_declarator(slang_parse_ctx * C, slang_output_ctx * O, A.program = O->program; A.vartable = O->vartable; A.curFuncEndLabel = NULL; + A.numSamplers = 0; if (!_slang_codegen_global_variable(&A, var, C->type)) return 0; } @@ -1640,6 +1641,7 @@ parse_init_declarator(slang_parse_ctx * C, slang_output_ctx * O, A.space.funcs = O->funs; A.space.structs = O->structs; A.space.vars = O->vars; + A.numSamplers = 0; if (!initialize_global(&A, var)) return 0; } @@ -1773,6 +1775,7 @@ parse_function(slang_parse_ctx * C, slang_output_ctx * O, int definition, A.program = O->program; A.vartable = O->vartable; A.log = C->L; + A.numSamplers = 0; _slang_codegen_function(&A, *parsed_func_ret); } @@ -2152,6 +2155,9 @@ _slang_compile(GLcontext *ctx, struct gl_shader *shader) shader->Programs[0]->Parameters = _mesa_new_parameter_list(); shader->Programs[0]->Varying = _mesa_new_parameter_list(); shader->Programs[0]->Attributes = _mesa_new_parameter_list(); +#if 0 + shader->Programs[0]->Samplers = _mesa_new_parameter_list(); +#endif } slang_info_log_construct(&info_log); diff --git a/src/mesa/shader/slang/slang_emit.c b/src/mesa/shader/slang/slang_emit.c index fe13f2865c..2b08e7020f 100644 --- a/src/mesa/shader/slang/slang_emit.c +++ b/src/mesa/shader/slang/slang_emit.c @@ -906,11 +906,15 @@ emit_tex(slang_emit_info *emitInfo, slang_ir_node *n) assert(n->Children[0]->Store->Size >= TEXTURE_1D_INDEX); assert(n->Children[0]->Store->Size <= TEXTURE_RECT_INDEX); - inst->Sampler = n->Children[0]->Store->Index; /* i.e. uniform's index */ inst->TexSrcTarget = n->Children[0]->Store->Size; +#if 0 inst->TexSrcUnit = 27; /* Dummy value; the TexSrcUnit will be computed at * link time, using the sampler uniform's value. */ + inst->Sampler = n->Children[0]->Store->Index; /* i.e. uniform's index */ +#else + inst->TexSrcUnit = n->Children[0]->Store->Index; /* i.e. uniform's index */ +#endif return inst; } diff --git a/src/mesa/shader/slang/slang_link.c b/src/mesa/shader/slang/slang_link.c index eaa29ba094..32f7168553 100644 --- a/src/mesa/shader/slang/slang_link.c +++ b/src/mesa/shader/slang/slang_link.c @@ -144,10 +144,14 @@ is_uniform(GLuint file) } +static GLuint shProg_NumSamplers = 0; /** XXX temporary */ + + static GLboolean link_uniform_vars(struct gl_shader_program *shProg, struct gl_program *prog) { GLuint *map, i; + GLuint samplerMap[MAX_SAMPLERS]; #if 0 printf("================ pre link uniforms ===============\n"); @@ -168,10 +172,13 @@ link_uniform_vars(struct gl_shader_program *shProg, struct gl_program *prog) /* sanity check */ assert(is_uniform(p->Type)); + /* See if this uniform is already in the linked program's list */ if (p->Name) { + /* this is a named uniform */ j = _mesa_lookup_parameter_index(shProg->Uniforms, -1, p->Name); } else { + /* this is an unnamed constant */ /*GLuint swizzle;*/ ASSERT(p->Type == PROGRAM_CONSTANT); if (_mesa_lookup_parameter_constant(shProg->Uniforms, pVals, @@ -184,7 +191,8 @@ link_uniform_vars(struct gl_shader_program *shProg, struct gl_program *prog) } if (j >= 0) { - /* already in list, check size XXX check this */ + /* already in linked program's list */ + /* check size XXX check this */ #if 0 assert(p->Size == shProg->Uniforms->Parameters[j].Size); #endif @@ -205,7 +213,15 @@ link_uniform_vars(struct gl_shader_program *shProg, struct gl_program *prog) j = _mesa_add_uniform(shProg->Uniforms, p->Name, p->Size, p->DataType); break; case PROGRAM_SAMPLER: - j = _mesa_add_sampler(shProg->Uniforms, p->Name, p->DataType); + { + GLuint sampNum = shProg_NumSamplers++; + GLuint oldSampNum; + j = _mesa_add_sampler(shProg->Uniforms, p->Name, + p->DataType, sampNum); + oldSampNum = (GLuint) prog->Parameters->ParameterValues[i][0]; + assert(oldSampNum < MAX_SAMPLERS); + samplerMap[oldSampNum] = sampNum; + } break; default: _mesa_problem(NULL, "bad parameter type in link_uniform_vars()"); @@ -243,6 +259,7 @@ link_uniform_vars(struct gl_shader_program *shProg, struct gl_program *prog) /* OK, now scan the program/shader instructions looking for uniform vars, * replacing the old index with the new index. */ + prog->SamplersUsed = 0x0; for (i = 0; i < prog->NumInstructions; i++) { struct prog_instruction *inst = prog->Instructions + i; GLuint j; @@ -257,14 +274,15 @@ link_uniform_vars(struct gl_shader_program *shProg, struct gl_program *prog) } } - if (inst->Opcode == OPCODE_TEX || - inst->Opcode == OPCODE_TXB || - inst->Opcode == OPCODE_TXP) { + if (_mesa_is_tex_instruction(inst->Opcode)) { /* printf("====== remap sampler from %d to %d\n", inst->Sampler, map[ inst->Sampler ]); */ - inst->Sampler = map[ inst->Sampler ]; + /* here, texUnit is really samplerUnit */ + inst->TexSrcUnit = samplerMap[inst->TexSrcUnit]; + prog->SamplerTargets[inst->TexSrcUnit] = inst->TexSrcTarget; + prog->SamplersUsed |= (1 << inst->TexSrcUnit); } } @@ -404,36 +422,6 @@ _slang_remap_attribute(struct gl_program *prog, GLuint oldAttrib, GLuint newAttr -/** - * Scan program for texture instructions, lookup sampler/uniform's value - * to determine which texture unit to use. - * Also, update the program's TexturesUsed[] array. - */ -void -_slang_resolve_samplers(struct gl_shader_program *shProg, - struct gl_program *prog) -{ - GLuint i; - - for (i = 0; i < MAX_TEXTURE_IMAGE_UNITS; i++) - prog->TexturesUsed[i] = 0; - - for (i = 0; i < prog->NumInstructions; i++) { - struct prog_instruction *inst = prog->Instructions + i; - if (inst->Opcode == OPCODE_TEX || - inst->Opcode == OPCODE_TXB || - inst->Opcode == OPCODE_TXP) { - GLint sampleUnit = (GLint) shProg->Uniforms->ParameterValues[inst->Sampler][0]; - assert(sampleUnit < MAX_TEXTURE_IMAGE_UNITS); - inst->TexSrcUnit = sampleUnit; - - prog->TexturesUsed[inst->TexSrcUnit] |= (1 << inst->TexSrcTarget); - } - } -} - - - /** cast wrapper */ static struct gl_vertex_program * vertex_program(struct gl_program *prog) @@ -490,6 +478,8 @@ _slang_link(GLcontext *ctx, const struct gl_fragment_program *fragProg; GLuint i; + shProg_NumSamplers = 0; /** XXX temporary */ + _mesa_clear_shader_program_data(ctx, shProg); shProg->Uniforms = _mesa_new_parameter_list(); @@ -550,13 +540,6 @@ _slang_link(GLcontext *ctx, } if (shProg->VertexProgram) { - _slang_resolve_samplers(shProg, &shProg->VertexProgram->Base); - } - if (shProg->FragmentProgram) { - _slang_resolve_samplers(shProg, &shProg->FragmentProgram->Base); - } - - if (shProg->VertexProgram) { if (!_slang_resolve_attributes(shProg, &shProg->VertexProgram->Base)) { /*goto cleanup;*/ _mesa_problem(ctx, "_slang_resolve_attributes() failed"); @@ -601,7 +584,7 @@ _slang_link(GLcontext *ctx, _mesa_print_program(&fragProg->Base); _mesa_print_program_parameters(ctx, &fragProg->Base); #endif -#if 0 +#if 01 printf("************** linked fragment prog\n"); _mesa_print_program(&shProg->FragmentProgram->Base); _mesa_print_program_parameters(ctx, &shProg->FragmentProgram->Base); diff --git a/src/mesa/shader/slang/slang_link.h b/src/mesa/shader/slang/slang_link.h index 606b9e46b1..8ef8a6b4b3 100644 --- a/src/mesa/shader/slang/slang_link.h +++ b/src/mesa/shader/slang/slang_link.h @@ -33,10 +33,6 @@ _slang_link(GLcontext *ctx, GLhandleARB h, struct gl_shader_program *shProg); extern void -_slang_resolve_samplers(struct gl_shader_program *shProg, - struct gl_program *prog); - -extern void _slang_remap_attribute(struct gl_program *prog, GLuint oldAttrib, GLuint newAttrib); diff --git a/src/mesa/shader/slang/slang_typeinfo.h b/src/mesa/shader/slang/slang_typeinfo.h index 587331e8b1..ad5aa3e195 100644 --- a/src/mesa/shader/slang/slang_typeinfo.h +++ b/src/mesa/shader/slang/slang_typeinfo.h @@ -65,6 +65,7 @@ typedef struct slang_assemble_ctx_ struct slang_label_ *curFuncEndLabel; struct slang_ir_node_ *CurLoop; struct slang_function_ *CurFunction; + GLuint numSamplers; } slang_assemble_ctx; diff --git a/src/mesa/state_tracker/st_atom_sampler.c b/src/mesa/state_tracker/st_atom_sampler.c index 38de35933e..80b8cae013 100644 --- a/src/mesa/state_tracker/st_atom_sampler.c +++ b/src/mesa/state_tracker/st_atom_sampler.c @@ -113,6 +113,23 @@ gl_filter_to_img_filter(GLenum filter) } +static struct gl_fragment_program * +current_fragment_program(GLcontext *ctx) +{ + struct gl_fragment_program *f; + + if (ctx->Shader.CurrentProgram && + ctx->Shader.CurrentProgram->LinkStatus && + ctx->Shader.CurrentProgram->FragmentProgram) { + f = ctx->Shader.CurrentProgram->FragmentProgram; + } + else { + f = ctx->FragmentProgram._Current; + assert(f); + } + return f; +} + static void update_samplers(struct st_context *st) @@ -165,13 +182,27 @@ update_samplers(struct st_context *st) st->pipe->bind_sampler_state(st->pipe, u, cso->data); } } + + + /* mapping from sampler vars to texture units */ + { + struct gl_fragment_program *fprog = current_fragment_program(st->ctx); + const GLubyte *samplerUnits = fprog->Base.SamplerUnits; + uint sample_units[PIPE_MAX_SAMPLERS]; + uint s; + for (s = 0; s < PIPE_MAX_SAMPLERS; s++) { + sample_units[s] = fprog->Base.SamplerUnits[s]; + } + + st->pipe->set_sampler_units(st->pipe, PIPE_MAX_SAMPLERS, sample_units); + } } const struct st_tracked_state st_update_sampler = { .name = "st_update_sampler", .dirty = { - .mesa = _NEW_TEXTURE, + .mesa = _NEW_TEXTURE | _NEW_PROGRAM, .st = 0, }, .update = update_samplers diff --git a/src/mesa/swrast/s_fragprog.c b/src/mesa/swrast/s_fragprog.c index 6656ebc0d0..6ee8bfd0a5 100644 --- a/src/mesa/swrast/s_fragprog.c +++ b/src/mesa/swrast/s_fragprog.c @@ -113,6 +113,8 @@ init_machine(GLcontext *ctx, struct gl_program_machine *machine, machine->DerivY = (GLfloat (*)[4]) span->attrStepY; machine->NumDeriv = FRAG_ATTRIB_MAX; + machine->Samplers = program->Base.SamplerUnits; + /* if running a GLSL program (not ARB_fragment_program) */ if (ctx->Shader.CurrentProgram) { /* Store front/back facing value in register FOGC.Y */ |