1 #ifndef LP_STATE_SETUP_H 2 #define LP_STATE_SETUP_H 3 4 #include "lp_bld_interp.h" 5 6 7 struct llvmpipe_context; 8 struct lp_setup_variant; 9 10 struct lp_setup_variant_list_item 11 { 12 struct lp_setup_variant *base; 13 struct lp_setup_variant_list_item *next, *prev; 14 }; 15 16 17 struct lp_setup_variant_key { 18 unsigned size:16; 19 unsigned num_inputs:8; 20 int color_slot:8; 21 int bcolor_slot:8; 22 int spec_slot:8; 23 int bspec_slot:8; 24 unsigned flatshade_first:1; 25 unsigned pixel_center_half:1; 26 unsigned twoside:1; 27 unsigned floating_point_depth:1; 28 unsigned pad:4; 29 30 /* TODO: get those floats out of the key and use a jit_context for setup */ 31 float pgon_offset_units; 32 float pgon_offset_scale; 33 float pgon_offset_clamp; 34 struct lp_shader_input inputs[PIPE_MAX_SHADER_INPUTS]; 35 }; 36 37 38 typedef void (*lp_jit_setup_triangle)( const float (*v0)[4], 39 const float (*v1)[4], 40 const float (*v2)[4], 41 boolean front_facing, 42 float (*a0)[4], 43 float (*dadx)[4], 44 float (*dady)[4] ); 45 46 47 48 49 /* At this stage, for a given variant key, we create a 50 * draw_vertex_info struct telling the draw module how to format the 51 * vertices, and an llvm-generated function which calculates the 52 * attribute interpolants (a0, dadx, dady) from three of those 53 * vertices. 54 */ 55 struct lp_setup_variant { 56 struct lp_setup_variant_key key; 57 58 struct lp_setup_variant_list_item list_item_global; 59 60 struct gallivm_state *gallivm; 61 62 /* XXX: this is a pointer to the LLVM IR. Once jit_function is 63 * generated, we never need to use the IR again - need to find a 64 * way to release this data without destroying the generated 65 * assembly. 66 */ 67 LLVMValueRef function; 68 69 /* The actual generated setup function: 70 */ 71 lp_jit_setup_triangle jit_function; 72 73 unsigned no; 74 }; 75 76 void lp_delete_setup_variants(struct llvmpipe_context *lp); 77 78 void 79 lp_dump_setup_coef( const struct lp_setup_variant_key *key, 80 const float (*sa0)[4], 81 const float (*sdadx)[4], 82 const float (*sdady)[4]); 83 84 #endif 85