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 "pipe/p_state.h"
31 #include "pipe/p_screen.h"
32 #include "ir3/ir3_shader.h"
33
34 struct ir3_shader * ir3_shader_create(struct ir3_compiler *compiler,
35 const struct pipe_shader_state *cso,
36 struct pipe_debug_callback *debug,
37 struct pipe_screen *screen);
38 struct ir3_shader *
39 ir3_shader_create_compute(struct ir3_compiler *compiler,
40 const struct pipe_compute_state *cso,
41 struct pipe_debug_callback *debug,
42 struct pipe_screen *screen);
43 struct ir3_shader_variant * ir3_shader_variant(struct ir3_shader *shader,
44 struct ir3_shader_key key, bool binning_pass,
45 struct pipe_debug_callback *debug);
46
47 void * ir3_shader_state_create(struct pipe_context *pctx, const struct pipe_shader_state *cso);
48 void ir3_shader_state_delete(struct pipe_context *pctx, void *hwcso);
49
50 void ir3_prog_init(struct pipe_context *pctx);
51 void ir3_screen_init(struct pipe_screen *pscreen);
52
53 /**
54 * A helper to determine if a fs input 'i' is point/sprite coord, given
55 * the specified sprite_coord_enable mask
56 */
57 static inline bool
ir3_point_sprite(const struct ir3_shader_variant * fs,int i,uint32_t sprite_coord_enable,bool * coord_mode)58 ir3_point_sprite(const struct ir3_shader_variant *fs, int i,
59 uint32_t sprite_coord_enable, bool *coord_mode)
60 {
61 gl_varying_slot slot = fs->inputs[i].slot;
62 switch (slot) {
63 case VARYING_SLOT_PNTC:
64 *coord_mode = true;
65 return true;
66 case VARYING_SLOT_TEX0 ... VARYING_SLOT_TEX7:
67 return !!(sprite_coord_enable & BITFIELD_BIT(slot - VARYING_SLOT_TEX0));
68 default:
69 return false;
70 }
71 }
72
73 #endif /* IR3_GALLIUM_H_ */
74