diff options
Diffstat (limited to 'src/gallium/auxiliary/draw/draw_gs.h')
| -rw-r--r-- | src/gallium/auxiliary/draw/draw_gs.h | 35 |
1 files changed, 34 insertions, 1 deletions
diff --git a/src/gallium/auxiliary/draw/draw_gs.h b/src/gallium/auxiliary/draw/draw_gs.h index 7ab4f04a33d..e62b34a1794 100644 --- a/src/gallium/auxiliary/draw/draw_gs.h +++ b/src/gallium/auxiliary/draw/draw_gs.h @@ -31,11 +31,28 @@ #include "draw_context.h" #include "draw_private.h" - #define MAX_TGSI_PRIMITIVES 4 struct draw_context; +#ifdef HAVE_LLVM +struct draw_gs_jit_context; +struct draw_gs_llvm_variant; + +/** + * Structure holding the inputs to the geometry shader. It uses SOA layout. + * The dimensions are as follows: + * - maximum number of vertices for a geometry shader input primitive + * (6 for triangle_adjacency) + * - maximum number of attributes for each vertex + * - four channels per each attribute (x,y,z,w) + * - number of input primitives equal to the SOA vector length + */ +struct draw_gs_inputs { + float data[6][PIPE_MAX_SHADER_INPUTS][TGSI_NUM_CHANNELS][TGSI_NUM_CHANNELS]; +}; +#endif + /** * Private version of the compiled geometry shader */ @@ -66,6 +83,19 @@ struct draw_geometry_shader { unsigned fetched_prim_count; const float (*input)[4]; const struct tgsi_shader_info *input_info; + unsigned vector_length; + unsigned max_out_prims; + +#ifdef HAVE_LLVM + struct draw_gs_inputs *gs_input; + struct draw_gs_jit_context *jit_context; + struct draw_gs_llvm_variant *current_variant; + struct vertex_header *gs_output; + + int **llvm_prim_lengths; + int *llvm_emitted_primitives; + int *llvm_emitted_vertices; +#endif void (*fetch_inputs)(struct draw_geometry_shader *shader, unsigned *indices, @@ -102,4 +132,7 @@ void draw_geometry_shader_prepare(struct draw_geometry_shader *shader, int draw_gs_max_output_vertices(struct draw_geometry_shader *shader, unsigned pipe_prim); +void draw_gs_set_current_variant(struct draw_geometry_shader *shader, + struct draw_gs_llvm_variant *variant); + #endif |