1 /*
2 * Copyright (C) 2014 Rob Clark <robclark@freedesktop.org>
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 * SOFTWARE.
22 *
23 * Authors:
24 * Rob Clark <robclark@freedesktop.org>
25 */
26
27 #ifndef IR3_GALLIUM_H_
28 #define IR3_GALLIUM_H_
29
30 #include "ir3/ir3_shader.h"
31 #include "pipe/p_screen.h"
32 #include "pipe/p_state.h"
33
34 #include "freedreno_util.h"
35
36 /**
37 * The ir3 hwcso type, use ir3_get_shader() to dereference the
38 * underlying ir3_shader
39 */
40 struct ir3_shader_state;
41
42 struct ir3_shader_variant *
43 ir3_shader_variant(struct ir3_shader *shader, struct ir3_shader_key key,
44 bool binning_pass, struct util_debug_callback *debug);
45
46 void *ir3_shader_compute_state_create(struct pipe_context *pctx,
47 const struct pipe_compute_state *cso);
48 void *ir3_shader_state_create(struct pipe_context *pctx,
49 const struct pipe_shader_state *cso);
50 void ir3_shader_state_delete(struct pipe_context *pctx, void *hwcso);
51
52 struct ir3_shader *ir3_get_shader(struct ir3_shader_state *hwcso);
53 struct shader_info *ir3_get_shader_info(struct ir3_shader_state *hwcso);
54
55 void ir3_fixup_shader_state(struct pipe_context *pctx,
56 struct ir3_shader_key *key) assert_dt;
57
58 void ir3_prog_init(struct pipe_context *pctx);
59 void ir3_screen_init(struct pipe_screen *pscreen);
60 void ir3_screen_fini(struct pipe_screen *pscreen);
61
62 /**
63 * A helper to determine if a fs input 'i' is point/sprite coord, given
64 * the specified sprite_coord_enable mask
65 */
66 static inline bool
ir3_point_sprite(const struct ir3_shader_variant * fs,int i,uint32_t sprite_coord_enable,bool * coord_mode)67 ir3_point_sprite(const struct ir3_shader_variant *fs, int i,
68 uint32_t sprite_coord_enable, bool *coord_mode)
69 {
70 gl_varying_slot slot = fs->inputs[i].slot;
71 switch (slot) {
72 case VARYING_SLOT_PNTC:
73 *coord_mode = true;
74 return true;
75 case VARYING_SLOT_TEX0 ... VARYING_SLOT_TEX7:
76 return !!(sprite_coord_enable & BITFIELD_BIT(slot - VARYING_SLOT_TEX0));
77 default:
78 return false;
79 }
80 }
81
82 void ir3_update_max_tf_vtx(struct fd_context *ctx,
83 const struct ir3_shader_variant *v) assert_dt;
84
85 #endif /* IR3_GALLIUM_H_ */
86