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Diffstat (limited to 'CSMath/src/bezier/geom/transform/TDHMatrixTransform.java')
-rw-r--r--CSMath/src/bezier/geom/transform/TDHMatrixTransform.java32
1 files changed, 32 insertions, 0 deletions
diff --git a/CSMath/src/bezier/geom/transform/TDHMatrixTransform.java b/CSMath/src/bezier/geom/transform/TDHMatrixTransform.java
new file mode 100644
index 0000000..5014d1f
--- /dev/null
+++ b/CSMath/src/bezier/geom/transform/TDHMatrixTransform.java
@@ -0,0 +1,32 @@
+package bezier.geom.transform;
+
+import bezier.geom.Matrix;
+import bezier.geom.TDHPoint;
+
+public class TDHMatrixTransform implements TDHTransform {
+ public final Matrix mat;
+
+ public TDHMatrixTransform(Matrix mat) {
+ this.mat = mat;
+ }
+
+ public TDHMatrixTransform(double[][] mat) {
+ this.mat = new Matrix(mat);
+ }
+
+ @Override
+ public TDHTransformType type() {
+ return TDHTransformType.MATRIX;
+ }
+
+ @Override
+ public TDHPoint transform(TDHPoint punkt) {
+ double[] mult = mat.scalarMultiply(new double[] { punkt.x, punkt.y, punkt.z });
+
+ return new TDHPoint(mult[0], mult[1], mult[2]);
+ }
+
+ public TDHTransform then(TDHMatrixTransform trans) {
+ return new TDHMatrixTransform(mat.multiply(trans.mat));
+ }
+} \ No newline at end of file