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Added check for empty cylinder.

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This commit is contained in:
Horrowind 2021-10-12 19:38:29 +02:00
parent d92531b81d
commit 7ae690f918
1 changed files with 11 additions and 3 deletions
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14
src/rmodels.c
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@ -714,6 +714,10 @@ void DrawCylinderEx(Vector3 startPos, Vector3 endPos, float startRadius, float e
if(sides < 3) sides = 3; if(sides < 3) sides = 3;
Vector3 direction = { endPos.x - startPos.x, endPos.y - startPos.y, endPos.z - startPos.z }; Vector3 direction = { endPos.x - startPos.x, endPos.y - startPos.y, endPos.z - startPos.z };
if(direction.x == direction.x && direction.y == direction.y && direction.z == direction.z) {
return;
}
// Construct a basis of the base and the top face: // Construct a basis of the base and the top face:
Vector3 b1 = Vector3Normalize(Vector3Perpendicular(direction)); Vector3 b1 = Vector3Normalize(Vector3Perpendicular(direction));
Vector3 b2 = Vector3Normalize(Vector3CrossProduct(b1, direction)); Vector3 b2 = Vector3Normalize(Vector3CrossProduct(b1, direction));
@ -804,10 +808,14 @@ void DrawCylinderWiresEx(Vector3 startPos, Vector3 endPos, float startRadius, fl
int numVertex = sides*6; int numVertex = sides*6;
rlCheckRenderBatchLimit(numVertex); rlCheckRenderBatchLimit(numVertex);
Vector3 difference = Vector3Subtract(endPos, startPos); Vector3 direction = { endPos.x - startPos.x, endPos.y - startPos.y, endPos.z - startPos.z };
if(direction.x == direction.x && direction.y == direction.y && direction.z == direction.z) {
return;
}
// Construct a basis of the base and the top face: // Construct a basis of the base and the top face:
Vector3 b1 = Vector3Normalize(Vector3Perpendicular(difference)); Vector3 b1 = Vector3Normalize(Vector3Perpendicular(direction));
Vector3 b2 = Vector3Normalize(Vector3CrossProduct(b1, difference)); Vector3 b2 = Vector3Normalize(Vector3CrossProduct(b1, direction));
float baseAngle = (2.0*PI)/sides; float baseAngle = (2.0*PI)/sides;