#ifndef LP_STATE_SETUP_H #define LP_STATE_SETUP_H #include "lp_bld_interp.h" struct llvmpipe_context; struct lp_setup_variant; struct lp_setup_variant_list_item { struct lp_setup_variant *base; struct lp_setup_variant_list_item *next, *prev; }; struct lp_setup_variant_key { unsigned size:16; unsigned num_inputs:8; unsigned color_slot:8; unsigned bcolor_slot:8; unsigned spec_slot:8; unsigned bspec_slot:8; unsigned flatshade_first:1; unsigned pixel_center_half:1; unsigned twoside:1; unsigned floating_point_depth:1; unsigned pad:4; /* TODO: get those floats out of the key and use a jit_context for setup */ float pgon_offset_units; float pgon_offset_scale; float pgon_offset_clamp; struct lp_shader_input inputs[PIPE_MAX_SHADER_INPUTS]; }; typedef void (*lp_jit_setup_triangle)( const float (*v0)[4], const float (*v1)[4], const float (*v2)[4], boolean front_facing, float (*a0)[4], float (*dadx)[4], float (*dady)[4] ); /* At this stage, for a given variant key, we create a * draw_vertex_info struct telling the draw module how to format the * vertices, and an llvm-generated function which calculates the * attribute interpolants (a0, dadx, dady) from three of those * vertices. */ struct lp_setup_variant { struct lp_setup_variant_key key; struct lp_setup_variant_list_item list_item_global; struct gallivm_state *gallivm; /* XXX: this is a pointer to the LLVM IR. Once jit_function is * generated, we never need to use the IR again - need to find a * way to release this data without destroying the generated * assembly. */ LLVMValueRef function; /* The actual generated setup function: */ lp_jit_setup_triangle jit_function; unsigned no; }; void lp_delete_setup_variants(struct llvmpipe_context *lp); void lp_dump_setup_coef( const struct lp_setup_variant_key *key, const float (*sa0)[4], const float (*sdadx)[4], const float (*sdady)[4]); #endif