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I don't really know if this is correct; I have not verified it

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This commit is contained in:
Eryn Wells 2014-07-16 23:30:25 -07:00
parent 0e1106aa41
commit 360bc52080
1 changed files with 3 additions and 3 deletions
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6
src/camera.cc
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@ -127,12 +127,12 @@ OrthographicCamera::compute_primary_ray(const int x,
const const
{ {
// Calculate the point on the image plane that the given (x,y) coordinate pair corresponds to. // Calculate the point on the image plane that the given (x,y) coordinate pair corresponds to.
float dir_x = (x / get_pixel_width()) + 0.5; float dir_x = (x / width) + 0.5;
float dir_y = (y / get_pixel_height()) + 0.5; float dir_y = (y / height) + 0.5;
Vector3 ray_origin = (dir_x * get_width()) + (dir_y * get_height()) + get_direction(); Vector3 ray_origin = (dir_x * get_width()) + (dir_y * get_height()) + get_direction();
// Calculate the direction of the ray, given the camera's origin and normalize that vector. // Calculate the direction of the ray, given the camera's origin and normalize that vector.
Vector3 ray_direction = (ray_origin - get_origin()).normalize(); Vector3 ray_direction = (ray_origin - get_origin()).normalize();
return Ray(get_origin(), ray_direction); return Ray(ray_origin, ray_direction);
} }