21 lines
		
	
	
		
			608 B
		
	
	
	
		
			GLSL
		
	
	
	
	
	
			
		
		
	
	
			21 lines
		
	
	
		
			608 B
		
	
	
	
		
			GLSL
		
	
	
	
	
	
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varying vec3 varposition;
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varying vec3 varnormal;
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void main()
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{
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	vec4 co = gl_ModelViewMatrix * gl_Vertex;
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	varposition = co.xyz;
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	varnormal = normalize(gl_NormalMatrix * gl_Normal);
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	gl_Position = gl_ProjectionMatrix * co;
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	// Setting gl_ClipVertex is necessary to get glClipPlane working on NVIDIA graphic cards.
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	// gl_ClipVertex works only on NVIDIA graphic cards so we have to check with 
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	// __GLSL_CG_DATA_TYPES if a NVIDIA graphic card is used (Cg support).
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	// gl_ClipVerte is supported up to GLSL 1.20.
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	#ifdef __GLSL_CG_DATA_TYPES 
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		gl_ClipVertex = gl_ModelViewMatrix * gl_Vertex; 
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	#endif 
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