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Disabled directional light if its below the map.

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Faerbit 2015-03-08 14:56:18 +01:00
parent b8538be749
commit abca7c9f1e
1 changed files with 25 additions and 23 deletions
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48
data/shader/phong.fsh
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@ -114,34 +114,36 @@ void main()
// direction lighting
if(length(directionalLightVector)>0.0f) {
vec3 directionalVector = normalize(directionalLightVector);
float directionalVisibility = 1.0f;
if (distanceToBorder(shadowCoord1.xy) <= 0.5 && distanceToBorder(shadowCoord1.xy) > 0.2) {
if (distanceToBorder(shadowCoord0.xy) <= 0.5 && distanceToBorder(shadowCoord0.xy) > 0.2) {
directionalVisibility = sampleDirectionalShadow(shadowMap_directional0, shadowCoord0, 0.001);
if (dot(vec3(0.0, 1.0, 0.0), directionalVector) > 0.0) {
float directionalVisibility = 1.0f;
if (distanceToBorder(shadowCoord1.xy) <= 0.5 && distanceToBorder(shadowCoord1.xy) > 0.2) {
if (distanceToBorder(shadowCoord0.xy) <= 0.5 && distanceToBorder(shadowCoord0.xy) > 0.2) {
directionalVisibility = sampleDirectionalShadow(shadowMap_directional0, shadowCoord0, 0.001);
}
else if (distanceToBorder(shadowCoord0.xy) <= 0.5 && distanceToBorder(shadowCoord0.xy) > 0.0) {
float directionalVisibility0 = sampleDirectionalShadow(shadowMap_directional0, shadowCoord0, 0.001);
float directionalVisibility1 = sampleDirectionalShadow(shadowMap_directional1, shadowCoord1, 0.002);
directionalVisibility = mix(directionalVisibility0, directionalVisibility1, distanceToBorder(shadowCoord0.xy) * 5);
}
else {
directionalVisibility = sampleDirectionalShadow(shadowMap_directional1, shadowCoord1, 0.002);
}
}
else if (distanceToBorder(shadowCoord0.xy) <= 0.5 && distanceToBorder(shadowCoord0.xy) > 0.0) {
float directionalVisibility0 = sampleDirectionalShadow(shadowMap_directional0, shadowCoord0, 0.001);
float directionalVisibility1 = sampleDirectionalShadow(shadowMap_directional1, shadowCoord1, 0.002);
directionalVisibility = mix(directionalVisibility0, directionalVisibility1, distanceToBorder(shadowCoord0.xy) * 5);
else if (distanceToBorder(shadowCoord1.xy) <= 0.5 && distanceToBorder(shadowCoord1.xy) > 0.0) {
float directionalVisibility1 = sampleDirectionalShadow(shadowMap_directional1, shadowCoord1, 0.01);
float directionalVisibility2 = sampleDirectionalShadow(shadowMap_directional2, shadowCoord2, 0.01);
directionalVisibility = mix(directionalVisibility1, directionalVisibility2, distanceToBorder(shadowCoord1.xy) * 5);
}
else {
directionalVisibility = sampleDirectionalShadow(shadowMap_directional1, shadowCoord1, 0.002);
directionalVisibility = sampleDirectionalShadow(shadowMap_directional2, shadowCoord2, 0.01);
}
diffuseColor += clamp(dot(normalize(vNormal), directionalVector)
*diffuseFactor*directionalIntensity*directionalColor, 0.0, 1.0)*directionalVisibility;
vec3 cameraVector = normalize(camera - vec3(fragPosition));
specularColor += clamp(pow((dot((cameraVector+directionalVector),normalize(vNormal))/
(length(cameraVector+directionalVector)*length(normalize(vNormal)))),shininess), 0.0, 1.0)
*specularFactor*directionalIntensity*directionalColor*directionalVisibility;
}
else if (distanceToBorder(shadowCoord1.xy) <= 0.5 && distanceToBorder(shadowCoord1.xy) > 0.0) {
float directionalVisibility1 = sampleDirectionalShadow(shadowMap_directional1, shadowCoord1, 0.01);
float directionalVisibility2 = sampleDirectionalShadow(shadowMap_directional2, shadowCoord2, 0.01);
directionalVisibility = mix(directionalVisibility1, directionalVisibility2, distanceToBorder(shadowCoord1.xy) * 5);
}
else {
directionalVisibility = sampleDirectionalShadow(shadowMap_directional2, shadowCoord2, 0.01);
}
diffuseColor += clamp(dot(normalize(vNormal), directionalVector)
*diffuseFactor*directionalIntensity*directionalColor, 0.0, 1.0)*directionalVisibility;
vec3 cameraVector = normalize(camera - vec3(fragPosition));
specularColor += clamp(pow((dot((cameraVector+directionalVector),normalize(vNormal))/
(length(cameraVector+directionalVector)*length(normalize(vNormal)))),shininess), 0.0, 1.0)
*specularFactor*directionalIntensity*directionalColor*directionalVisibility;
}
// point lights