1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
|
/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2005 Blender Foundation.
* All rights reserved.
*/
/** \file
* \ingroup gpu
*/
#ifndef __GPU_MATERIAL_H__
#define __GPU_MATERIAL_H__
#include "DNA_customdata_types.h" /* for CustomDataType */
#include "DNA_listBase.h"
#include "BLI_sys_types.h" /* for bool */
#ifdef __cplusplus
extern "C" {
#endif
struct GPUMaterial;
struct GPUNode;
struct GPUNodeLink;
struct GPUNodeStack;
struct GPUTexture;
struct GPUUniformBuffer;
struct GPUVertAttrLayers;
struct Image;
struct ImageUser;
struct ListBase;
struct Main;
struct Material;
struct Scene;
struct bNode;
struct bNodeTree;
typedef struct GPUMaterial GPUMaterial;
typedef struct GPUNode GPUNode;
typedef struct GPUNodeLink GPUNodeLink;
typedef struct GPUParticleInfo GPUParticleInfo;
/* Functions to create GPU Materials nodes */
typedef enum eGPUType {
/* Keep in sync with GPU_DATATYPE_STR */
/* The value indicates the number of elements in each type */
GPU_NONE = 0,
GPU_FLOAT = 1,
GPU_VEC2 = 2,
GPU_VEC3 = 3,
GPU_VEC4 = 4,
GPU_MAT3 = 9,
GPU_MAT4 = 16,
/* Values not in GPU_DATATYPE_STR */
GPU_TEX1D_ARRAY = 1001,
GPU_TEX2D = 1002,
GPU_TEX3D = 1003,
GPU_SHADOW2D = 1004,
GPU_TEXCUBE = 1005,
/* GLSL Struct types */
GPU_CLOSURE = 1006,
/* Opengl Attributes */
GPU_ATTR = 3001,
} eGPUType;
typedef enum eGPUBuiltin {
GPU_VIEW_MATRIX = (1 << 0),
GPU_OBJECT_MATRIX = (1 << 1),
GPU_INVERSE_VIEW_MATRIX = (1 << 2),
GPU_INVERSE_OBJECT_MATRIX = (1 << 3),
GPU_VIEW_POSITION = (1 << 4),
GPU_VIEW_NORMAL = (1 << 5),
GPU_OBJECT_COLOR = (1 << 6),
GPU_AUTO_BUMPSCALE = (1 << 7),
GPU_CAMERA_TEXCO_FACTORS = (1 << 8),
GPU_PARTICLE_SCALAR_PROPS = (1 << 9),
GPU_PARTICLE_LOCATION = (1 << 10),
GPU_PARTICLE_VELOCITY = (1 << 11),
GPU_PARTICLE_ANG_VELOCITY = (1 << 12),
GPU_LOC_TO_VIEW_MATRIX = (1 << 13),
GPU_INVERSE_LOC_TO_VIEW_MATRIX = (1 << 14),
GPU_OBJECT_INFO = (1 << 15),
GPU_VOLUME_DENSITY = (1 << 16),
GPU_VOLUME_FLAME = (1 << 17),
GPU_VOLUME_TEMPERATURE = (1 << 18),
GPU_BARYCENTRIC_TEXCO = (1 << 19),
GPU_BARYCENTRIC_DIST = (1 << 20),
GPU_WORLD_NORMAL = (1 << 21),
} eGPUBuiltin;
typedef enum eGPUMatFlag {
GPU_MATFLAG_DIFFUSE = (1 << 0),
GPU_MATFLAG_GLOSSY = (1 << 1),
GPU_MATFLAG_REFRACT = (1 << 2),
GPU_MATFLAG_SSS = (1 << 3),
} eGPUMatFlag;
typedef enum eGPUBlendMode {
GPU_BLEND_SOLID = 0,
GPU_BLEND_ADD = 1,
GPU_BLEND_ALPHA = 2,
GPU_BLEND_CLIP = 4,
GPU_BLEND_ALPHA_SORT = 8,
GPU_BLEND_ALPHA_TO_COVERAGE = 16,
} eGPUBlendMode;
typedef struct GPUNodeStack {
eGPUType type;
float vec[4];
struct GPUNodeLink *link;
bool hasinput;
bool hasoutput;
short sockettype;
bool end;
} GPUNodeStack;
typedef enum eGPUMaterialStatus {
GPU_MAT_FAILED = 0,
GPU_MAT_QUEUED,
GPU_MAT_SUCCESS,
} eGPUMaterialStatus;
GPUNodeLink *GPU_attribute(CustomDataType type, const char *name);
GPUNodeLink *GPU_constant(float *num);
GPUNodeLink *GPU_uniform(float *num);
GPUNodeLink *GPU_image(struct Image *ima, struct ImageUser *iuser, int tile);
GPUNodeLink *GPU_color_band(GPUMaterial *mat, int size, float *pixels, float *layer);
GPUNodeLink *GPU_builtin(eGPUBuiltin builtin);
bool GPU_link(GPUMaterial *mat, const char *name, ...);
bool GPU_stack_link(GPUMaterial *mat,
struct bNode *node,
const char *name,
GPUNodeStack *in,
GPUNodeStack *out,
...);
GPUNodeLink *GPU_uniformbuffer_link_out(struct GPUMaterial *mat,
struct bNode *node,
struct GPUNodeStack *stack,
const int index);
void GPU_material_output_link(GPUMaterial *material, GPUNodeLink *link);
eGPUBuiltin GPU_get_material_builtins(GPUMaterial *material);
void GPU_material_sss_profile_create(GPUMaterial *material,
float radii[3],
short *falloff_type,
float *sharpness);
struct GPUUniformBuffer *GPU_material_sss_profile_get(GPUMaterial *material,
int sample_len,
struct GPUTexture **tex_profile);
/* High level functions to create and use GPU materials */
GPUMaterial *GPU_material_from_nodetree_find(struct ListBase *gpumaterials,
const void *engine_type,
int options);
GPUMaterial *GPU_material_from_nodetree(struct Scene *scene,
struct Material *ma,
struct bNodeTree *ntree,
struct ListBase *gpumaterials,
const void *engine_type,
int options,
const char *vert_code,
const char *geom_code,
const char *frag_lib,
const char *defines,
const char *name);
void GPU_material_compile(GPUMaterial *mat);
void GPU_material_free(struct ListBase *gpumaterial);
void GPU_materials_free(struct Main *bmain);
struct Scene *GPU_material_scene(GPUMaterial *material);
struct GPUPass *GPU_material_get_pass(GPUMaterial *material);
struct ListBase *GPU_material_get_inputs(GPUMaterial *material);
struct Material *GPU_material_get_material(GPUMaterial *material);
eGPUMaterialStatus GPU_material_status(GPUMaterial *mat);
struct GPUUniformBuffer *GPU_material_uniform_buffer_get(GPUMaterial *material);
void GPU_material_uniform_buffer_create(GPUMaterial *material, ListBase *inputs);
struct GPUUniformBuffer *GPU_material_create_sss_profile_ubo(void);
void GPU_material_vertex_attrs(GPUMaterial *material, struct GPUVertAttrLayers *attrs);
bool GPU_material_use_domain_surface(GPUMaterial *mat);
bool GPU_material_use_domain_volume(GPUMaterial *mat);
void GPU_material_flag_set(GPUMaterial *mat, eGPUMatFlag flag);
bool GPU_material_flag_get(GPUMaterial *mat, eGPUMatFlag flag);
void GPU_pass_cache_init(void);
void GPU_pass_cache_garbage_collect(void);
void GPU_pass_cache_free(void);
#ifdef __cplusplus
}
#endif
#endif /*__GPU_MATERIAL_H__*/
|
