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nuclear@5
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1 #ifdef WIN32
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2 #define OVR_OS_WIN32
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3 #endif
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4
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5 #include <stdio.h>
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6 #include <stdlib.h>
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7 #include <OVR_CAPI.h>
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8 #include <OVR_CAPI_GL.h>
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9 #include "vr_impl.h"
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10
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11 static ovrHmd hmd;
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12
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13 static int init(void)
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14 {
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15 int i, num_hmds;
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16 union ovrGLConfig glcfg;
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17
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18 if(!ovr_Initialize()) {
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19 return -1;
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20 }
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21 printf("initialized LibOVR %s\n", ovr_GetVersionString());
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22
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23 if(!(num_hmds = ovrHmd_Detect())) {
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24 ovr_Shutdown();
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25 return -1;
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26 }
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27 printf("%d Oculus HMD(s) found\n", num_hmds);
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28
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29 hmd = 0;
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30 for(i=0; i<num_hmds; i++) {
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31 ovrHmd h;
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32 if(!(h = ovrHmd_Create(i))) {
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33 break;
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34 }
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35 printf(" [%d]: %s - %s\n", h->Manufacturer, h->ProductName);
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36
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37 if(!hmd) {
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38 hmd = h;
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39 } else {
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40 ovrHmd_Destroy(h);
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41 }
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42 }
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43
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44 if(!hmd) {
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45 fprintf(stderr, "failed to initialize any Oculus HMDs\n");
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46 return -1;
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47 }
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48
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49 ovrHmd_ConfigureTracking(hmd, 0xffffffff, 0);
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50
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51 glcfg.OGL.Header.API = ovrRenderAPI_OpenGL;
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52 glcfg.OGL.Header.RTSize = hmd->Resolution;
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53 glcfg.OGL.Header.Multisample = 0;
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54 glcfg.OGL.Window = 0;
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55 glcfg.OGL.DC = 0;
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56
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57 if(!ovrHmd_ConfigureRendering(hmd, &glcfg.Config, distort_caps, eyes_fov, eye_rend_desc))) {
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58 fprintf(stderr, "failed to configure LibOVR distortion renderer\n");
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59 return -1;
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60 }
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61 }
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62
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63 static void cleanup(void)
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64 {
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65 if(hmd) {
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66 ovrHmd_Destroy(hmd);
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67 ovr_Destroy();
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68 }
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69 }
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70
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71 static void view_matrix(int eye, float *mat)
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72 {
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73 }
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74
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75 static void proj_matrix(int eye, float *mat)
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76 {
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77 }
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78
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79 static void begin(int eye)
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80 {
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81 }
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82
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83 static void end(void)
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84 {
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85 }
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86
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87 static void present(void)
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88 {
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89 }
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90
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91
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92 struct vr_module *vr_module_libovr(void)
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93 {
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94 static struct vr_module m;
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95
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96 if(!m.init) {
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97 m.name = "libovr";
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98 m.init = init;
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99 m.cleanup = cleanup;
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100 m.view_matrix = view_matrix;
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101 m.proj_matrix = proj_matrix;
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102 m.begin = begin;
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103 m.end = end;
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104 m.present = present;
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105 }
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106 return &m;
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107 }
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