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versuch quad szene zu machen zeigt dass meine kollisions erkennung nicht klappt. ich habe versucht eine neue fuer quadrate zu inplementieren, aber ich sehe nur einen weissen streifen

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any
2026-08-26 02:13:28 +02:00
parent 9478c655a9
commit 5111a7693c
9 changed files with 118 additions and 14 deletions
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Collision.c
+17 -5
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@@ -51,14 +51,26 @@ vec3 collisionPlane(ray *lightray, plane *object) {
vec3 collisionQuad(ray *lightray, quad *object) {
vec3 collisionPoint;
vec3 corner = vec3Add(vec3Add(object->v1, object->v2),object->origin);
plane Plane = (plane){object->origin, object->normal};
collisionPoint = collisionPlane(lightray, &Plane);
if (collisionPoint.x < corner.x && collisionPoint.y < corner.y && collisionPoint.z < corner.z && collisionPoint.x > object->origin.x && collisionPoint.y > object->origin.y && collisionPoint.z > object->origin.z) {
return collisionPoint;
}
return (vec3){-10000000, -10000000, -10000000};
if (collisionPoint.x <= -1000000) return collisionPoint;
vec3 localCollisionPoint = vec3Subtract(collisionPoint, object->origin);
double scalar1 = vec3Product(object->v1,localCollisionPoint);
double scalar2 = vec3Product(object->v2,localCollisionPoint);
if (scalar1 < 0 || scalar2 < 0) return (vec3){-10000000, -10000000, -10000000};
double scalarSelf1 = vec3Product(object->v1,object->v1);
double scalarSelf2 = vec3Product(object->v2,object->v2);
if (scalar1 / scalarSelf1 > 1 || scalar2 / scalarSelf2 > 1) return (vec3){-10000000, -10000000, -10000000};
return collisionPoint;
}