Attachment 34167 Details for Bug 27143 – shader_lava.py

shader_lava.py

shader_lava.py (text/plain), 1.62 KB, created by Sven Arvidsson on 2010-03-17 15:36:59 UTC

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Creator: Sven Arvidsson

Created: 2010-03-17 15:36:59 UTC

Size: 1.62 KB

patch

obsolete

>
>MaterialIndexList = [0,1]
>GlobalAmbient = [0.39,0.35,0.32,1]
>AmbF = 0.5
># -------------------------------------
>
>VertexShader = """
>varying vec2 Texcoord;
>void main( void )
>{
>    gl_Position = ftransform();
>    Texcoord    = gl_MultiTexCoord0.xy;
>    
>}
>"""
>
>FragmentShader = """
>uniform sampler2D Texture1;
>uniform sampler2D Texture2;
>uniform float time;
>
>varying vec2 Texcoord;
>void main( void )
>{
>vec4 noise = texture2D( Texture1,Texcoord);
>vec2     T1=  Texcoord+vec2(1.5,-1.5)*time*0.02;
>vec2     T2=  Texcoord+vec2(-0.15,1.0)*time*0.01;
>T1.x+=(noise.x)*2.0;
>T1.y+=(noise.y)*2.0;
>T2.x-=(noise.y)*0.3;
>T2.y+=(noise.z)*0.3;
>float     p=  texture2D( Texture1,T1*3.0).a;  
>vec4 color =  texture2D( Texture2, T2*3.0); 
>vec4 temp= color*(vec4(p,p,p,p)*1.6)+(color*color-0.15);
>if(temp.r > 1.0){temp.bg+=clamp(temp.r-2.0,0.0,100.0);}
>if(temp.g > 1.0){temp.rb+=temp.g-1.0;}
>if(temp.b > 1.0){temp.rg+=temp.b-1.0;}
>    gl_FragColor = temp;
>}
>"""
>
>
>def main(cont):
>	# for each object
>	own = cont.owner
>	time = own['time'] * 3.0
>	for mesh in own.meshes:
>		for mat in mesh.materials:
>			# regular TexFace materials do NOT have this function
>			try:
>				mat_index = mat.getMaterialIndex()
>			except:
>				return
>
>			# find an index
>			found = 0
>			for i in range(len(MaterialIndexList)):
>				if mat_index == MaterialIndexList[i]:
>					found=1
>					break
>			if not found: continue
>
>			shader = mat.getShader()
>			if shader != None:
>				if not shader.isValid():
>					shader.setSource(VertexShader, FragmentShader,1)
>				
>				shader.setUniform1f('time', time)
>				shader.setSampler('Texture1', 0)
>				shader.setSampler('Texture2', 1)
>				#shader.setSampler('det', 2)

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Attachments on bug 27143: 34165 | 34166 | 34167 | 34168

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