various improvements

- added quaternions and rewrote all rotations to use them
- added transforms to put all object transforms in a single place
- added Wavefront .obj file parser
- removed frame buffer's abstract class
- improved vectors, matrices, triangles, vertices and vertices data by putting all code in header file
- added vector's operations
- changed from NULL to nullptr
- miscellaneous improvements

1 files changed, 0 insertions, 11 deletions

diff --git a/src/o3d/deriv_vertex.cpp b/src/o3d/deriv_vertex.cpp
deleted file mode 100644
index 7123b1c..0000000
--- a/src/o3d/deriv_vertex.cpp
+++ /dev/null
@@ -1,11 +0,0 @@
-#include "o3d/deriv_vertex.h"
-#include "math/vector.h"
-
-using namespace engine::o3d;
-
-DerivedVertex::DerivedVertex(engine::math::Vector4 vertex, float b0, float b1) : vertex{vertex}, b0{b0}, b1{b1} {
-}
-
-DerivedVertex DerivedVertex::div_by_w() const {
-    return {vertex.div_by_w(), b0, b1};
-}