types.h

   1 /*
   2  * This program is free software: you can redistribute it and/or modify
   3  * it under the terms of the GNU General Public License as published by
   4  * the Free Software Foundation, either version 3 of the License, or
   5  * (at your option) any later version.
   6
   7  * This program is distributed in the hope that it will be useful,
   8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
   9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10  * GNU General Public License for more details.
  11
  12  * You should have received a copy of the GNU General Public License
  13  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  14
  15  * Copyright (C) 2010 Pavel Herrmann (morpheus.ibis@gmail.com)
  16
  17  */
  18
  19
  20 #ifndef _TYPES_H_
  21 #define _TYPES_H_ 1
  22
  23 #ifndef __OPENCL_VERSION__
  24 #include <CL/cl.h>
  25 #include <CL/cl_platform.h>
  26 typedef cl_float3 float3;
  27 typedef cl_float2 float2;
  28 typedef cl_int3 int3;
  29 typedef cl_int2 int2;
  30
  31 #endif
  32
  33
  34 struct triangle_s
  35 {
  36  float3 spaceCoords[3];
  37  float3 normalCoords[3];
  38  float2 textureCoords[3];
  39  int objectIndex;
  40 };
  41
  42 typedef struct triangle_s triangle_t;
  43
  44 struct pixel_s
  45 {
  46  float3 color;
  47  float fill;
  48  unsigned int lock;
  49 };
  50
  51
  52 struct reconstruct_s
  53 {
  54  int pixelNumber;
  55  float importance;
  56  unsigned int randomSeed;
  57 };
  58
  59
  60 struct ray_s
  61 {
  62  float3 origin;
  63  float3 direction;
  64  struct reconstruct_s reconstructInfo;
  65 };
  66
  67 typedef struct ray_s ray_t;
  68
  69 struct hit_s
  70 {
  71  float3 baryCoords;
  72  float3 rayDirection;
  73  int triIndex;
  74  struct reconstruct_s reconstructInfo;
  75 };
  76
  77 typedef struct hit_s hit_t;
  78
  79 struct dummyaccel_s
  80 {
  81 #ifdef __OPENCL_VERSION__
  82  int triangleCount;
  83 #else
  84  cl_int triangleCount;
  85 #endif
  86 };
  87
  88 typedef struct dummyaccel_s dummyaccel_t;
  89
  90 struct gridinfo_s
  91 {
  92  float3 minDimension;
  93  float3 maxDimension;
  94  float3 cellSize;
  95  int3 cellCount;
  96 };
  97
  98 typedef struct gridinfo_s gridinfo_t;
  99
 100 struct gridaccel_s
 101 {
 102 #ifdef __OPENCL_VERSION__
 103  __global const struct gridinfo_s * gridinfo;
 104  __global const int * grid;
 105  __global const int * cells;
 106 #else
 107  cl_mem gridinfo;
 108  cl_mem grid;
 109  cl_mem cells;
 110 #endif
 111 };
 112
 113 typedef struct gridaccel_s gridaccel_t;
 114
 115 struct accel_s
 116 {
 117  int type;
 118  union
 119  {
 120   struct dummyaccel_s dummy;
 121   struct gridaccel_s grid;
 122  };
 123 };
 124
 125 #define ACCEL_DUMMY 0
 126 #define ACCEL_GRID 1
 127
 128 typedef struct accel_s accel_t;
 129
 130
 131 struct texinfo_s
 132 {
 133  unsigned char * data;
 134  int3 dimensions;
 135  int bpp;
 136 };
 137
 138 typedef struct texinfo_s texinfo_t;
 139
 140 struct mtl_def_s
 141 {
 142  int texcount;
 143  char** texnames;
 144  int* texidx;
 145 };
 146
 147 typedef struct mtl_def_s mtl_def_t;
 148
 149 struct omni_light_s
 150 {
 151  float3 position;
 152 };
 153
 154 struct directional_light_s
 155 {
 156  float3 direction;
 157 };
 158
 159 struct spot_light_s
 160 {
 161  float3 position;
 162  float3 direction;
 163  float coneangle;
 164  float cutoff;
 165 };
 166
 167
 168 struct light_s
 169 {
 170  float3 color;
 171  float intensity;
 172  int type;
 173  union
 174  {
 175   struct omni_light_s omni;
 176   struct directional_light_s directional;
 177   struct spot_light_s spot;
 178  };
 179 };
 180
 181 #define LIGHT_AMBIENT 0
 182 #define LIGHT_OMNI 1
 183 #define LIGHT_DIRECTIONAL 2
 184 #define LIGHT_SPOT 3
 185
 186 typedef struct light_s light_t;
 187
 188 struct light_sample_s
 189 {
 190  float3 color;
 191  float intensity;
 192  float3 direction;
 193 };
 194
 195 typedef struct light_sample_s light_sample_t;
 196
 197 #endif //_TYPES_H_