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  <div class="headertitle"><div class="title">ZibraFreeCamera.cs</div></div>
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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno">    1</span><span class="keyword">using </span>UnityEngine;</div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno">    2</span> </div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"><a class="line" href="namespacecom_1_1zibra_1_1common_1_1_samples.html">    3</a></span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespacecom_1_1zibra_1_1common_1_1_samples.html">com.zibra.common.Samples</a></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno">    4</span>{</div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno">    5</span>    <span class="keyword">internal</span> <span class="keyword">class </span>ZibraFreeCamera : MonoBehaviour</div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno">    6</span>    {</div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno">    7</span>        <span class="keyword">public</span> <span class="keywordtype">float</span> camSens = 0.1f;</div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno">    8</span>        <span class="keyword">public</span> <span class="keywordtype">float</span> camSpeed = 1.0f;</div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno">    9</span>        <span class="keyword">public</span> <span class="keywordtype">float</span> fov = 60.0f;</div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno">   10</span> </div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno">   11</span>        <span class="keyword">private</span> Vector3 camPos;</div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno">   12</span>        <span class="keyword">private</span> Vector3 camVel;</div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno">   13</span>        <span class="keyword">private</span> Vector3 lastMouse;</div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno">   14</span>        <span class="keyword">private</span> Vector2 angVel;</div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno">   15</span>        <span class="keyword">private</span> <span class="keywordtype">float</span> camPhi;</div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno">   16</span>        <span class="keyword">private</span> <span class="keywordtype">float</span> camTheta;</div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno">   17</span> </div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno">   18</span>        <span class="keyword">private</span> <span class="keywordtype">void</span> Start()</div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno">   19</span>        {</div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno">   20</span>            Camera mainCamera = Camera.main;</div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno">   21</span> </div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno">   22</span>            <span class="keywordflow">if</span> (mainCamera == <span class="keyword">null</span>)</div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno">   23</span>            {</div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno">   24</span>                <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno">   25</span>            }</div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno">   26</span> </div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno">   27</span>            camPos = mainCamera.transform.position;</div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno">   28</span>            camVel = <span class="keyword">new</span> Vector3(0f, 0f, 0f);</div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno">   29</span>            lastMouse = Input.mousePosition;</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno">   30</span>            camPhi = mainCamera.transform.rotation.eulerAngles.x;</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno">   31</span>            camTheta = mainCamera.transform.rotation.eulerAngles.y;</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno">   32</span>            angVel = <span class="keyword">new</span> Vector2(0, 0);</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno">   33</span>        }</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno">   34</span> </div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno">   35</span>        <span class="keyword">protected</span> <span class="keywordtype">void</span> Update()</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno">   36</span>        {</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno">   37</span>            UpdateCamera();</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno">   38</span>        }</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno">   39</span> </div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno">   40</span>        <span class="keyword">private</span> <span class="keyword">static</span> Vector3 GetBaseInput()</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno">   41</span>        {</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno">   42</span>            Vector3 pVelocity = <span class="keyword">new</span> Vector3();</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno">   43</span> </div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno">   44</span>            <span class="keywordflow">if</span> (Input.GetKey(KeyCode.W))</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno">   45</span>            {</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno">   46</span>                pVelocity += <span class="keyword">new</span> Vector3(0, 0, 1);</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno">   47</span>            }</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno">   48</span> </div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno">   49</span>            <span class="keywordflow">if</span> (Input.GetKey(KeyCode.S))</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno">   50</span>            {</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno">   51</span>                pVelocity += <span class="keyword">new</span> Vector3(0, 0, -1);</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno">   52</span>            }</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno">   53</span> </div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno">   54</span>            <span class="keywordflow">if</span> (Input.GetKey(KeyCode.A))</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno">   55</span>            {</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno">   56</span>                pVelocity += <span class="keyword">new</span> Vector3(-1, 0, 0);</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno">   57</span>            }</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno">   58</span> </div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno">   59</span>            <span class="keywordflow">if</span> (Input.GetKey(KeyCode.D))</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno">   60</span>            {</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno">   61</span>                pVelocity += <span class="keyword">new</span> Vector3(1, 0, 0);</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno">   62</span>            }</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno">   63</span> </div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno">   64</span>            <span class="keywordflow">if</span> (Input.GetKey(KeyCode.E))</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno">   65</span>            {</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno">   66</span>                pVelocity += <span class="keyword">new</span> Vector3(0, 1, 0);</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno">   67</span>            }</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno">   68</span> </div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno">   69</span>            <span class="keywordflow">if</span> (Input.GetKey(KeyCode.Q))</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno">   70</span>            {</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno">   71</span>                pVelocity += <span class="keyword">new</span> Vector3(0, -1, 0);</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno">   72</span>            }</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno">   73</span> </div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno">   74</span>            <span class="keywordflow">return</span> pVelocity;</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno">   75</span>        }</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno">   76</span> </div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno">   77</span>        <span class="keyword">private</span> <span class="keywordtype">void</span> UpdateCamera()</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno">   78</span>        {</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno">   79</span>            lastMouse = Input.mousePosition - lastMouse;</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno">   80</span>            lastMouse = <span class="keyword">new</span> Vector3(-lastMouse.y * camSens, lastMouse.x * camSens, 0.0f);</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno">   81</span>            <span class="keywordflow">if</span> (Input.GetMouseButtonDown(0))</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno">   82</span>            {</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno">   83</span>                lastMouse = <span class="keyword">new</span> Vector3(0.0f, 0.0f, 0.0f);</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno">   84</span>            }</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno">   85</span>            <span class="keywordflow">if</span> (Input.GetMouseButton(0))</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno">   86</span>            {</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno">   87</span>                angVel += <span class="keyword">new</span> Vector2(lastMouse.x, lastMouse.y);</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno">   88</span>            }</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno">   89</span> </div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno">   90</span>            angVel *= 0.94f;</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno">   91</span>            camPhi += angVel.x;</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno">   92</span>            camTheta += angVel.y;</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno">   93</span>            lastMouse = Input.mousePosition;</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno">   94</span> </div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno">   95</span>            camVel += Quaternion.Euler(camPhi, camTheta, 0) * GetBaseInput() * camSpeed;</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno">   96</span> </div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno">   97</span>            camPos += camVel * Time.smoothDeltaTime;</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno">   98</span>            camVel *= 0.94f;</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno">   99</span> </div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno">  100</span>            Camera mainCamera = Camera.main;</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno">  101</span> </div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno">  102</span>            <span class="comment">// update projection matrix</span></div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno">  103</span>            <span class="keywordflow">if</span> (mainCamera != <span class="keyword">null</span>)</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno">  104</span>            {</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno">  105</span>                mainCamera.transform.position = camPos;</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno">  106</span>                mainCamera.transform.rotation = Quaternion.Euler(camPhi, camTheta, 0);</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno">  107</span>                mainCamera.fieldOfView = fov;</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno">  108</span>            }</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno">  109</span>        }</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno">  110</span>    }</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno">  111</span>}</div>
<div class="ttc" id="anamespacecom_1_1zibra_1_1common_1_1_samples_html"><div class="ttname"><a href="namespacecom_1_1zibra_1_1common_1_1_samples.html">com.zibra.common.Samples</a></div><div class="ttdef"><b>Definition:</b> <a href="_zibra_free_camera_8cs_source.html#l00003">ZibraFreeCamera.cs:4</a></div></div>
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