First Rendering of an STL Model

1 files changed, 22 insertions, 0 deletions

diff --git a/stl.go b/stl.go
index d2a194d..d024b13 100644
--- a/stl.go
+++ b/stl.go
@@ -75,3 +75,25 @@ func ParseBinaryStlTriangle(data []byte) *Triangle {  // FIXME: This function sh
 	return triangle
 }
 
+func (stl StlModel) toVertices() []float32 {
+
+	retval := make([]float32, stl.numberOfTriangles * 9)
+
+	for index,triangle := range(stl.surface.triangles) {
+
+		retval[index*9+0] = triangle.a.x
+		retval[index*9+1] = triangle.a.y
+		retval[index*9+2] = triangle.a.z
+
+		retval[index*9+3] = triangle.b.x
+		retval[index*9+4] = triangle.b.y
+		retval[index*9+5] = triangle.b.z
+
+		retval[index*9+6] = triangle.c.x
+		retval[index*9+7] = triangle.c.y
+		retval[index*9+8] = triangle.c.z
+
+	}
+
+	return retval
+}