annotate src/vr/vr.h @ 5:8b7da5ab814e
vr wrapper in progress
| author |
John Tsiombikas <nuclear@member.fsf.org> |
| date |
Wed, 20 Aug 2014 16:34:43 +0300 |
| parents |
e6948e131526 |
| children |
3c36bc28c6c2 |
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line source |
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1 #ifndef VR_H_
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2 #define VR_H_
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3
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4 enum {
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5 VR_EYE_LEFT,
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6 VR_EYE_RIGHT
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7 };
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8
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9 #ifdef __cplusplus
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10 extern "C" {
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11 #endif
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12
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13 int vr_init(void);
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14 void vr_shutdown(void);
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15
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16 int vr_module_count(void);
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17 const char *vr_module_name(int idx);
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18
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19 int vr_use_module(int idx);
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20 int vr_use_module_named(const char *name);
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21
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22 /* if we're using a vr module which requires a specific output resolution, vr_display_size
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23 * returns non-zero, and writes the size through the xsz/ysz pointers. Otherwise returns 0
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24 */
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25 int vr_display_size(int *xsz, int *ysz);
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26 int vr_eye_texture_size(int eye, int *xsz, int *ysz);
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27
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28 /* returns non-zero if the active vr module provides this kind of matrix
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29 * information, otherwise it returns zero, and sets mat to identity
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30 */
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31 int vr_view_matrix(int eye, float *mat);
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32 int vr_proj_matrix(int eye, float *mat);
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33
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34 void vr_begin(int eye);
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35 void vr_end(void);
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36 void vr_present(void);
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37
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38 #ifdef __cplusplus
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39 }
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40 #endif
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41
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42 #endif /* VR_H_ */
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