1 #ifndef LP_STATE_SETUP_H
2 #define LP_STATE_SETUP_H
4 #include "lp_bld_interp.h"
7 struct llvmpipe_context
;
8 struct lp_setup_variant
;
10 struct lp_setup_variant_list_item
12 struct lp_setup_variant
*base
;
13 struct lp_setup_variant_list_item
*next
, *prev
;
17 struct lp_setup_variant_key
{
19 unsigned num_inputs
:8;
25 unsigned flatshade_first
:1;
26 unsigned pixel_center_half
:1;
32 struct lp_shader_input inputs
[PIPE_MAX_SHADER_INPUTS
];
36 typedef void (*lp_jit_setup_triangle
)( const float (*v0
)[4],
47 /* At this stage, for a given variant key, we create a
48 * draw_vertex_info struct telling the draw module how to format the
49 * vertices, and an llvm-generated function which calculates the
50 * attribute interpolants (a0, dadx, dady) from three of those
53 struct lp_setup_variant
{
54 struct lp_setup_variant_key key
;
56 struct lp_setup_variant_list_item list_item_global
;
58 struct gallivm_state
*gallivm
;
60 /* XXX: this is a pointer to the LLVM IR. Once jit_function is
61 * generated, we never need to use the IR again - need to find a
62 * way to release this data without destroying the generated
65 LLVMValueRef function
;
67 /* The actual generated setup function:
69 lp_jit_setup_triangle jit_function
;
74 void lp_delete_setup_variants(struct llvmpipe_context
*lp
);
77 lp_dump_setup_coef( const struct lp_setup_variant_key
*key
,
78 const float (*sa0
)[4],
79 const float (*sdadx
)[4],
80 const float (*sdady
)[4]);