[852] | 1 | #include ".\skybox.h"
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| 2 |
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| 3 | SkyBox::SkyBox(void)
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| 4 | {
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| 5 | }
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| 6 |
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| 7 | SkyBox::~SkyBox(void)
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| 8 | {
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| 9 | }
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| 10 |
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| 11 | void SkyBox::Display(Camera& cam)
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| 12 | {
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| 13 | glMatrixMode(GL_PROJECTION);
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| 14 | glPushMatrix();
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| 15 | glLoadIdentity();
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| 16 |
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| 17 | cam.SetProjection();
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| 18 |
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| 19 | glMatrixMode(GL_MODELVIEW);
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| 20 | glPushMatrix();
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| 21 | glLoadIdentity();
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| 22 | cam.setViewforBbox();
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| 23 | /*
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| 24 | glRotatef(-cam.m_Orientation.y,0,1,0);
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| 25 | glRotatef(360-cam.m_Orientation.x,1,0,0); */
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| 26 |
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| 27 | glDepthMask(GL_FALSE);
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| 28 | glDisable(GL_DEPTH_TEST);
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| 29 |
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| 30 | float d=-0.002;
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| 31 | glEnable(GL_TEXTURE_2D);
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| 32 | glBindTexture(GL_TEXTURE_2D,m_Textures[0].getTextureHandler());
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| 33 | glBegin(GL_QUADS);
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| 34 |
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| 35 | glTexCoord2f(-d,1+d);
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| 36 | glVertex3f(-1,-1,-1);
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| 37 | glTexCoord2f(-d,-d);
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| 38 | glVertex3f(-1,1,-1);
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| 39 | glTexCoord2f(1+d,-d);
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| 40 | glVertex3f(1,1,-1);
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| 41 | glTexCoord2f(1+d,1+d);
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| 42 | glVertex3f(1,-1,-1);
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| 43 | glEnd();
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| 44 |
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| 45 | glBindTexture(GL_TEXTURE_2D,m_Textures[1].getTextureHandler());
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| 46 | glBegin(GL_QUADS);
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| 47 |
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| 48 | glTexCoord2f(-d,1+d);
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| 49 | glVertex3f(+1,-1,+1);
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| 50 | glTexCoord2f(-d,-d);
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| 51 | glVertex3f(1,1,1);
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| 52 | glTexCoord2f(1+d,-d);
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| 53 | glVertex3f(-1,1,1);
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| 54 | glTexCoord2f(1+d,1+d);
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| 55 | glVertex3f(-1,-1,1);
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| 56 | glEnd();
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| 57 |
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| 58 | glBindTexture(GL_TEXTURE_2D,m_Textures[4].getTextureHandler());
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| 59 | glBegin(GL_QUADS);
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| 60 |
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| 61 | glTexCoord2f(-d,1+d);
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| 62 | glVertex3f(-1,-1,1);
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| 63 | glTexCoord2f(-d,-d);
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| 64 | glVertex3f(-1,1,1);
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| 65 | glTexCoord2f(1+d,-d);
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| 66 | glVertex3f(-1,1,-1);
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| 67 | glTexCoord2f(1+d,1+d);
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| 68 | glVertex3f(-1,-1,-1);
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| 69 | glEnd();
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| 70 |
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| 71 | glBindTexture(GL_TEXTURE_2D,m_Textures[5].getTextureHandler());
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| 72 | glBegin(GL_QUADS);
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| 73 |
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| 74 | glTexCoord2f(-d,1+d);
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| 75 | glVertex3f(1,-1,-1);
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| 76 | glTexCoord2f(-d,-d);
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| 77 | glVertex3f(1,1,-1);
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| 78 | glTexCoord2f(1+d,-d);
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| 79 | glVertex3f(1,1,1);
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| 80 | glTexCoord2f(1+d,1+d);
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| 81 | glVertex3f(1,-1,1);
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| 82 | glEnd();
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| 83 |
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| 84 | glBindTexture(GL_TEXTURE_2D,m_Textures[2].getTextureHandler());
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| 85 | glBegin(GL_QUADS);
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| 86 |
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| 87 | glTexCoord2f(-d,1+d);
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| 88 | glVertex3f(-1,-1,-1);
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| 89 | glTexCoord2f(1+d,1+d);
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| 90 | glVertex3f(-1,-1,1);
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| 91 | glTexCoord2f(1+d,-d);
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| 92 | glVertex3f(1,-1,1);
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| 93 | glTexCoord2f(-d,-d);
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| 94 | glVertex3f(1,-1,-1);
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| 95 | glEnd();
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| 96 |
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| 97 | glBindTexture(GL_TEXTURE_2D,m_Textures[3].getTextureHandler());
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| 98 | glBegin(GL_QUADS);
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| 99 |
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| 100 | glTexCoord2f(1+d,-d);
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| 101 | glVertex3f(-1,1,1);
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| 102 | glTexCoord2f(-d,-d);
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| 103 | glVertex3f(-1,1,-1);
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| 104 | glTexCoord2f(-d,1+d);
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| 105 | glVertex3f(1,1,-1);
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| 106 | glTexCoord2f(1+d,1+d);
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| 107 | glVertex3f(1,1,1);
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| 108 | glEnd();
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| 109 |
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| 110 |
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| 111 | glMatrixMode(GL_MODELVIEW);
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| 112 | glPopMatrix();
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| 113 | glMatrixMode(GL_PROJECTION);
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| 114 | glPopMatrix();
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| 115 |
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| 116 | glDisable(GL_TEXTURE_2D);
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| 117 | glDepthMask(GL_TRUE);
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| 118 | glEnable(GL_DEPTH_TEST);
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| 119 | }
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| 120 |
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| 121 | int SkyBox::Initialize(char* filename,char* ext)
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| 122 | {
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| 123 | char *fname=new char[20];
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| 124 | fname[0]=NULL;
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| 125 | strcat(fname,filename);
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| 126 | m_Textures[0].setFilename(strcat(strcat(fname,"back."),ext));
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| 127 | //m_Textures[0].setFilename("test.png");
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| 128 | fname=new char[20];
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| 129 | fname[0]=NULL;
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| 130 | strcat(fname,filename);
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| 131 | m_Textures[1].setFilename(strcat(strcat(fname,"front."),ext));
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| 132 | fname=new char[20];
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| 133 | fname[0]=NULL;
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| 134 | strcat(fname,filename);
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| 135 | m_Textures[2].setFilename(strcat(strcat(fname,"bottom."),ext));
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| 136 | fname=new char[20];
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| 137 | fname[0]=NULL;
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| 138 | strcat(fname,filename);
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| 139 | m_Textures[3].setFilename(strcat(strcat(fname,"top."),ext));
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| 140 | fname=new char[20];
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| 141 | fname[0]=NULL;
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| 142 | strcat(fname,filename);
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| 143 | m_Textures[4].setFilename(strcat(strcat(fname,"left."),ext));
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| 144 | fname=new char[20];
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| 145 | fname[0]=NULL;
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| 146 | strcat(fname,filename);
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| 147 | m_Textures[5].setFilename(strcat(strcat(fname,"right."),ext));
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| 148 |
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| 149 | for(int i=0;i<6;i++)
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| 150 | {
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| 151 | m_Textures[i].LoadImage();
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| 152 | }
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| 153 |
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| 154 | return true;
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| 155 | } |
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