1 /**************************************************************************
2 *
3 * Copyright 2014 Ilia Mirkin. All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sub license, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
12 *
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial portions
15 * of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
20 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
21 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
22 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
23 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 *
25 **************************************************************************/
26
27 #include "main/imports.h"
28 #include "program/prog_parameter.h"
29 #include "program/prog_print.h"
30 #include "compiler/glsl/ir_uniform.h"
31
32 #include "pipe/p_context.h"
33 #include "pipe/p_defines.h"
34 #include "util/u_inlines.h"
35 #include "util/u_surface.h"
36
37 #include "st_debug.h"
38 #include "st_cb_bufferobjects.h"
39 #include "st_context.h"
40 #include "st_atom.h"
41 #include "st_program.h"
42
43 static void
st_bind_atomics(struct st_context * st,struct gl_shader_program * prog,enum pipe_shader_type shader_type)44 st_bind_atomics(struct st_context *st,
45 struct gl_shader_program *prog,
46 enum pipe_shader_type shader_type)
47 {
48 unsigned i;
49
50 if (!prog || !st->pipe->set_shader_buffers)
51 return;
52
53 for (i = 0; i < prog->data->NumAtomicBuffers; i++) {
54 struct gl_active_atomic_buffer *atomic = &prog->data->AtomicBuffers[i];
55 struct gl_atomic_buffer_binding *binding =
56 &st->ctx->AtomicBufferBindings[atomic->Binding];
57 struct st_buffer_object *st_obj =
58 st_buffer_object(binding->BufferObject);
59 struct pipe_shader_buffer sb = { 0 };
60
61 if (st_obj && st_obj->buffer) {
62 sb.buffer = st_obj->buffer;
63 sb.buffer_offset = binding->Offset;
64 sb.buffer_size = st_obj->buffer->width0 - binding->Offset;
65 }
66
67 st->pipe->set_shader_buffers(st->pipe, shader_type,
68 atomic->Binding, 1, &sb);
69 }
70 }
71
72 static void
bind_vs_atomics(struct st_context * st)73 bind_vs_atomics(struct st_context *st)
74 {
75 struct gl_shader_program *prog =
76 st->ctx->_Shader->CurrentProgram[MESA_SHADER_VERTEX];
77
78 st_bind_atomics(st, prog, PIPE_SHADER_VERTEX);
79 }
80
81 const struct st_tracked_state st_bind_vs_atomics = {
82 bind_vs_atomics
83 };
84
85 static void
bind_fs_atomics(struct st_context * st)86 bind_fs_atomics(struct st_context *st)
87 {
88 struct gl_shader_program *prog =
89 st->ctx->_Shader->CurrentProgram[MESA_SHADER_FRAGMENT];
90
91 st_bind_atomics(st, prog, PIPE_SHADER_FRAGMENT);
92 }
93
94 const struct st_tracked_state st_bind_fs_atomics = {
95 bind_fs_atomics
96 };
97
98 static void
bind_gs_atomics(struct st_context * st)99 bind_gs_atomics(struct st_context *st)
100 {
101 struct gl_shader_program *prog =
102 st->ctx->_Shader->CurrentProgram[MESA_SHADER_GEOMETRY];
103
104 st_bind_atomics(st, prog, PIPE_SHADER_GEOMETRY);
105 }
106
107 const struct st_tracked_state st_bind_gs_atomics = {
108 bind_gs_atomics
109 };
110
111 static void
bind_tcs_atomics(struct st_context * st)112 bind_tcs_atomics(struct st_context *st)
113 {
114 struct gl_shader_program *prog =
115 st->ctx->_Shader->CurrentProgram[MESA_SHADER_TESS_CTRL];
116
117 st_bind_atomics(st, prog, PIPE_SHADER_TESS_CTRL);
118 }
119
120 const struct st_tracked_state st_bind_tcs_atomics = {
121 bind_tcs_atomics
122 };
123
124 static void
bind_tes_atomics(struct st_context * st)125 bind_tes_atomics(struct st_context *st)
126 {
127 struct gl_shader_program *prog =
128 st->ctx->_Shader->CurrentProgram[MESA_SHADER_TESS_EVAL];
129
130 st_bind_atomics(st, prog, PIPE_SHADER_TESS_EVAL);
131 }
132
133 const struct st_tracked_state st_bind_tes_atomics = {
134 bind_tes_atomics
135 };
136
137 static void
bind_cs_atomics(struct st_context * st)138 bind_cs_atomics(struct st_context *st)
139 {
140 struct gl_shader_program *prog =
141 st->ctx->_Shader->CurrentProgram[MESA_SHADER_COMPUTE];
142
143 st_bind_atomics(st, prog, PIPE_SHADER_COMPUTE);
144 }
145
146 const struct st_tracked_state st_bind_cs_atomics = {
147 bind_cs_atomics
148 };
149