Follow raylib style
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@ -1546,16 +1546,20 @@ void DrawPolyLinesEx(Vector2 center, int sides, float radius, float rotation, fl
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// Draw spline: linear, minimum 2 points
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void DrawSplineLinear(Vector2 *points, int pointCount, float thick, Color color)
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{
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if (pointCount < 2) {
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if (pointCount < 2)
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{
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return;
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}
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Vector2 prevNormal = (Vector2){-(points[1].y - points[0].y), (points[1].x - points[0].x)};
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float prevLength = sqrtf(prevNormal.x*prevNormal.x + prevNormal.y*prevNormal.y);
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if (prevLength > 0.0f) {
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if (prevLength > 0.0f)
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{
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prevNormal.x /= prevLength;
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prevNormal.y /= prevLength;
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} else {
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}
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else
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{
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prevNormal.x = 0.0f;
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prevNormal.y = 0.0f;
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}
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@ -1566,36 +1570,48 @@ void DrawSplineLinear(Vector2 *points, int pointCount, float thick, Color color)
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{
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Vector2 normal = {0};
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if (i < pointCount - 2) {
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if (i < pointCount - 2)
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{
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normal = (Vector2){-(points[i+2].y - points[i+1].y), (points[i+2].x - points[i+1].x)};
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float normalLength = sqrtf(normal.x*normal.x + normal.y*normal.y);
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if (normalLength > 0.0f) {
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if (normalLength > 0.0f)
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{
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normal.x /= normalLength;
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normal.y /= normalLength;
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} else {
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}
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else
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{
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normal.x = 0.0f;
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normal.y = 0.0f;
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}
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} else {
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}
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else
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{
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normal = prevNormal;
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}
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Vector2 radius = {prevNormal.x + normal.x, prevNormal.y + normal.y};
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float radiusLength = sqrtf(radius.x*radius.x + radius.y*radius.y);
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if (radiusLength > 0.0f) {
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if (radiusLength > 0.0f)
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{
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radius.x /= radiusLength;
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radius.y /= radiusLength;
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} else {
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}
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else
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{
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radius.x = 0.0f;
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radius.y = 0.0f;
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}
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float cosTheta = radius.x * normal.x + radius.y * normal.y;
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if (cosTheta != 0.0f) {
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if (cosTheta != 0.0f)
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{
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radius.x *= thick * .5f / cosTheta;
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radius.y *= thick * .5f / cosTheta;
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} else {
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}
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else
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{
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radius.x = 0.0f;
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radius.y = 0.0f;
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}
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