code refactoring

1 files changed, 29 insertions, 0 deletions

diff --git a/src/o3d/tri_vertex.h b/src/o3d/tri_vertex.h
new file mode 100644
index 0000000..91e20f5
--- /dev/null
+++ b/src/o3d/tri_vertex.h
@@ -0,0 +1,29 @@
+#ifndef O3D_TRI_VERTEX_H
+#define O3D_TRI_VERTEX_H
+
+#include "o3d/vertex.h"
+#include <vector>
+
+class TriangleVertex3 {
+    public:
+        Vertex3 vertex1;
+        Vertex3 vertex2;
+        Vertex3 vertex3;
+
+        TriangleVertex3(Vertex3 vertex1, Vertex3 vertex2, Vertex3 vertex3);
+        std::vector<TriangleVertex3> crop_xy_out(float x1, float x2, float y1, float y2) const;
+};
+
+class TriangleVertex4 {
+    public:
+        Vertex4 vertex1;
+        Vertex4 vertex2;
+        Vertex4 vertex3;
+
+        TriangleVertex4(Vertex4 vertex1, Vertex4 vertex2, Vertex4 vertex3);
+        TriangleVertex4(TriangleVertex3 triangle);
+        std::vector<TriangleVertex4> crop_z_out(float z1, float z2) const;
+        TriangleVertex3 div_by_w() const;
+};
+
+#endif // O3D_TRI_VERTEX_H