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Optimized shadows of the torches.

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This commit is contained in:
Faerbit 2015-03-15 17:15:15 +01:00
parent e13ddb14f6
commit d6aef2a244
2 changed files with 7 additions and 6 deletions
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2
data/levels/Compositions.xml
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@ -74,7 +74,7 @@
<rColour>1.0</rColour>
<gColour>0.9</gColour>
<bColour>0.3</bColour>
<intensity>10.0</intensity>
<intensity>8.0</intensity>
<flameOffset>-0.5</flameOffset>
<flameHeight>1.0</flameHeight>
<flameWidth>1.0</flameWidth>

11
data/shader/phong.fsh
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@ -146,8 +146,9 @@ float samplePointShadow(samplerCubeShadow shadowMap, vec3 lightDirection) {
float A = -(farPlane+nearPlane)/(farPlane-nearPlane);
float B = -2*(farPlane*nearPlane)/(farPlane - nearPlane);
float compValue = 0.5*(-A*length(lightDirection) + B)/length(lightDirection) + 0.5;
float bias = 0.001*tan(acos(clamp(dot(vNormal, lightDirection), 0.0, 1.0)));
bias = clamp(bias, 0.0, 0.0005);
float bias = 0.001*tan(acos(clamp(dot(vNormal, normalize(lightDirection)), 0.0, 1.0)));
bias = clamp(bias, 0.0, 0.001);
bias *= 1/length(lightDirection)*8;
return texture(shadowMap, vec4(lightDirection , compValue - bias));
}
@ -248,11 +249,11 @@ void main()
intensity = clamp(exp(-(1/lightIntensities[i])*distance), 0.0, 1.0);
}
diffuseColor += clamp(dot(normalize(vNormal), lightVector)
*diffuseFactor*intensity*lightColors[i], 0.0, 1.0)*pointVisibility;
*diffuseFactor*intensity*lightColors[i]*pointVisibility, 0.0, 1.0);
vec3 cameraVector = normalize(camera - vec3(fragPosition));
specularColor += clamp(pow((dot((cameraVector+lightVector),normalize(vNormal))/
(length(cameraVector+lightVector)*length(normalize(vNormal)))),shininess), 0.0, 1.0)
*specularFactor*intensity*lightColors[i]*pointVisibility;
(length(cameraVector+lightVector)*length(normalize(vNormal)))),shininess)*pointVisibility, 0.0, 1.0)
*specularFactor*intensity*lightColors[i];
}
}