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 multisample:1; 29 unsigned pad:3; 30 31 /* TODO: get those floats out of the key and use a jit_context for setup */ 32 float pgon_offset_units; 33 float pgon_offset_scale; 34 float pgon_offset_clamp; 35 struct lp_shader_input inputs[PIPE_MAX_SHADER_INPUTS]; 36 }; 37 38 39 typedef void (*lp_jit_setup_triangle)( const float (*v0)[4], 40 const float (*v1)[4], 41 const float (*v2)[4], 42 boolean front_facing, 43 float (*a0)[4], 44 float (*dadx)[4], 45 float (*dady)[4] ); 46 47 48 49 50 /* At this stage, for a given variant key, we create a 51 * draw_vertex_info struct telling the draw module how to format the 52 * vertices, and an llvm-generated function which calculates the 53 * attribute interpolants (a0, dadx, dady) from three of those 54 * vertices. 55 */ 56 struct lp_setup_variant { 57 struct lp_setup_variant_key key; 58 59 struct lp_setup_variant_list_item list_item_global; 60 61 struct gallivm_state *gallivm; 62 63 /* XXX: this is a pointer to the LLVM IR. Once jit_function is 64 * generated, we never need to use the IR again - need to find a 65 * way to release this data without destroying the generated 66 * assembly. 67 */ 68 LLVMValueRef function; 69 70 /* The actual generated setup function: 71 */ 72 lp_jit_setup_triangle jit_function; 73 74 unsigned no; 75 }; 76 77 void lp_delete_setup_variants(struct llvmpipe_context *lp); 78 79 void 80 lp_dump_setup_coef( const struct lp_setup_variant_key *key, 81 const float (*sa0)[4], 82 const float (*sdadx)[4], 83 const float (*sdady)[4]); 84 85 #endif 86