src/terrain.h

   1 #ifndef TERRAIN_H_
   2 #define TERRAIN_H_
   3
   4 #include <GL/gl.h>
   5 #include "types.h"
   6
   7 #ifdef __cplusplus
   8 extern "C" {
   9 #endif
  10
  11 enum TERRAIN_MODE { FLAT, NORMAL, NORMAL_DEBUG };
  12
  13 struct terrain
  14 {
  15     int size;
  16     float max_height, min_height;
  17
  18     GLfloat *height;
  19     struct point *normal;
  20
  21     int dirty;
  22     unsigned int seed;
  23
  24     enum TERRAIN_MODE drawmode;
  25     GLuint drawlist;
  26 };
  27
  28 struct index
  29 {
  30     int i,j;
  31 };
  32
  33 struct terrain* terrain_create(int size);
  34
  35 void terrain_destroy(struct terrain* t);
  36
  37 void terrain_bake(struct terrain *t);
  38
  39 void terrain_draw(struct terrain *t);
  40
  41 void terrain_smooth(struct terrain *t, float k);
  42
  43 void terrain_clear(struct terrain *t);
  44
  45 void terrain_fractal(struct terrain *t, float magnitude);
  46
  47 void terrain_plasma(struct terrain *t);
  48
  49 #ifdef __cplusplus
  50 }
  51 #endif
  52
  53 #endif
  54