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1 #ifndef GOAT3D_H_
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2 #define GOAT3D_H_
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3
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4 #include <stdio.h>
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5 #include <stdlib.h>
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6
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7 struct goat3d;
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8
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9 struct goat3d_io {
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10 void *cls; /* closure data */
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11
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12 ssize_t (*read)(void *buf, size_t bytes, void *uptr);
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13 ssize_t (*write)(void *buf, size_t bytes, void *uptr);
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14 long (*seek)(long offs, int whence, void *uptr);
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15 };
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16
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17 struct goat3d_vec3 { float x, y, z; };
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18 struct goat3d_vec4 { float x, y, z, w; };
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19
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20
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21 #ifdef __cplusplus
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22 extern "C" {
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23 #endif
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24
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25 /* construction/destruction */
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26 struct goat3d *goat3d_create();
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27 void goat3d_free(struct goat3d *g);
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28
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29 /* load/save */
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30 int goat3d_load(struct goat3d *g, const char *fname);
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31 int goat3d_save(const struct goat3d *g, const char *fname);
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32
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33 int goat3d_load_file(struct goat3d *g, FILE *fp);
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34 int goat3d_save_file(const struct goat3d *g, FILE *fp);
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35
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36 int goat3d_load_io(struct goat3d *g, struct goat3d_io *io);
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37 int goat3d_save_io(const struct goat3d *g, struct goat3d_io *io);
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38
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39 /* misc scene properties */
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40 int goat3d_set_name(struct goat3d *g, const char *name);
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41 const char *goat3d_get_name(const struct goat3d *g);
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42
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43 void goat3d_set_ambient(struct goat3d *g, float x, float y, float z);
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44
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45 /* helpers */
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46 struct goat3d_vec3 goat3d_vec3(float x, float y, float z);
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47 struct goat3d_vec4 goat3d_vec4(float x, float y, float z, float w);
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48
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49
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50 #ifdef __cplusplus
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51 }
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52 #endif
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53
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54 #endif /* GOAT3D_H_ */
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