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tweaked Scene::calculateLightContribution() and scenes/cyls.fart slightly

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git-svn-id: svn://anubis/fart/trunk@189 7f9b0f55-74a9-4bce-be96-3c2cd072584d
This commit is contained in:
Josh Holtrop 2009-03-07 18:38:40 +00:00
parent 608939bff4
commit feeaa34d62
2 changed files with 6 additions and 5 deletions
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5
main/Scene.cc
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@ -311,7 +311,9 @@ double Scene::calculateLightContribution(const Ray & toLight,
if ( hit.shape.isNull() ) if ( hit.shape.isNull() )
break; break;
if ( dist_so_far + hit.dist > dist_to_light ) double offset = hit.dist + 0.0001;
if ( dist_so_far + offset > dist_to_light )
break; break;
contrib *= hit.shape->getMaterial()->getTransparency(); contrib *= hit.shape->getMaterial()->getTransparency();
@ -319,7 +321,6 @@ double Scene::calculateLightContribution(const Ray & toLight,
if ( contrib < SCENE_FACTOR_THRESHOLD ) if ( contrib < SCENE_FACTOR_THRESHOLD )
break; break;
double offset = hit.dist + 0.0001;
dist_so_far += offset; dist_so_far += offset;
currentRay = currentRay.shift(offset); currentRay = currentRay.shift(offset);
} }

6
scenes/cyls.fart
View File

@ -10,14 +10,14 @@ scene
camera camera
{ {
position <1.5, -1.0, 1.2> position <1.0, -2, 1.2>
look_at <0, 0, 0.4> look_at <0, 0, 0.4>
up <0, 0, 1> up <0, 0, 1>
} }
light light
{ {
position <3, -8, 5> position <10, 0, 10>
} }
define material cyan define material cyan
@ -66,7 +66,7 @@ scene
size <0.2, 0, 0.3> size <0.2, 0, 0.3>
rotate 180, <1, 0, 0> rotate 180, <1, 0, 0>
translate <0, 0, 0.3> translate <0, 0, 0.3>
material cyan material cyan
} }
cyl { cyl {
size <0.2, 0, 0.3> size <0.2, 0, 0.3>