1 | #require <gl/gl.sbp> |
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2 | Namespace ActiveBasic |
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3 | Namespace OpenGL |
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4 | |
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5 | '光源を扱うためのクラス |
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6 | Class Light |
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7 | Public |
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8 | Sub Light(num As DWord) |
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9 | number = num |
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10 | End Sub |
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11 | |
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12 | Public |
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13 | Sub Ambient(red As Single, green As Single, blue As Single, alpha As Single) |
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14 | Dim color[3] As Single |
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15 | color[0]=red |
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16 | color[1]=green |
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17 | color[2]=blue |
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18 | color[3]=alpha |
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19 | glLightfv(GL_LIGHT0+number,GL_AMBIENT,color) |
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20 | End Sub |
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21 | Sub ConstantAttenuation(rate As Single) |
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22 | glLightf(GL_LIGHT0+number,GL_CONSTANT_ATTENUATION,rate) |
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23 | End Sub |
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24 | Sub SpotCutOff(angle As Single) |
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25 | glLightf(GL_LIGHT0+number,GL_SPOT_CUTOFF,angle) |
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26 | End Sub |
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27 | Sub Diffuse(red As Single, green As Single, blue As Single, alpha As Single) |
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28 | Dim color[3] As Single |
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29 | color[0]=red |
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30 | color[1]=green |
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31 | color[2]=blue |
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32 | color[3]=alpha |
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33 | glLightfv(GL_LIGHT0+number,GL_DIFFUSE,color) |
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34 | End Sub |
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35 | Sub SpotDirection(x As Single, y As Single, z As Single) |
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36 | Dim dir[2] As Single |
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37 | dir[0]=x |
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38 | dir[1]=y |
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39 | dir[2]=z |
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40 | glLightfv(GL_LIGHT0+number,GL_SPOT_DIRECTION,dir) |
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41 | End Sub |
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42 | Sub SpotExponent(exp As Single) |
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43 | glLightf(GL_LIGHT0+number,GL_SPOT_EXPONENT,exp) |
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44 | End Sub |
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45 | Sub LinearAttenuation(rate As Single) |
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46 | glLightf(GL_LIGHT0+number,GL_LINEAR_ATTENUATION,rate) |
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47 | End Sub |
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48 | Sub QuadraticAttenuation(rate As Single) |
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49 | glLightf(GL_LIGHT0+number,GL_QUADRATIC_ATTENUATION,rate) |
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50 | End Sub |
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51 | Sub Specular(red As Single, green As Single, blue As Single, alpha As Single) |
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52 | Dim color[3] As Single |
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53 | color[0]=red |
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54 | color[1]=green |
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55 | color[2]=blue |
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56 | color[3]=alpha |
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57 | glLightfv(GL_LIGHT0+number,GL_SPECULAR,color) |
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58 | End Sub |
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59 | |
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60 | Private |
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61 | number As DWord |
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62 | End Class |
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63 | |
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64 | End Namespace |
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65 | End Namespace |
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