# Changes

3ds Backend:
  - switch to shaderProgramUse
Desktop Backend
  - Add Pre Alpha Text Input and Keyboard Support
  - Move Shader Attrib Setup into a function and callit every time we need a set up vbo
  - Move to Mat4 api
Core:
  - Add fquat support
  - Add LoadFile2Str
  - Move Mat4 Lib from Project     n73 to Palladium
  - Add full supprot for vec cross types
  - Add Normalize, Distance and Dot to all
  - Add Cross to vec3
Drivers:
  - Add a SetViewPort func to GFX
  - Add Keyboard keys and Flasg to Hid
Image:
  - Add Vertical Flipping
  - Add Horizontal flipping
UI7:
  - Fix Critical Bug in IO Viewport handler
  - Fix library list (error on MinGW for some reason)
Lazyvec:
  - Split into multiple source files
  - Generate new functions (see core updates)

include/pd/core/vec3.hpp

@@ -23,8 +23,11 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 SOFTWARE.
  */
 
-// This file is generated by lazyvec
+// This file is generated by lazyvec 2.0.0
+
 #include <pd/core/common.hpp>
+// Extended includes (rename if you use other filenames/paths)
+#include <pd/core/vec2.hpp>
 
 namespace PD {
 template <typename T>
@@ -34,22 +37,36 @@ class vec3 {
   T y;
   T z;
 
-  vec3() : x(0), y(0), z(0) {}
+  // Constructors
+
+  constexpr vec3() : x(0), y(0), z(0) {}
   template <typename T1>
-  explicit vec3(T1 v) {
+  constexpr vec3(T1 v) {
     x = (T)v;
     y = (T)v;
     z = (T)v;
   }
 
   template <typename T1>
-  explicit vec3(vec3<T1> v) {
+  constexpr vec3(const vec3<T1>& v) {
     x = (T)v.x;
     y = (T)v.y;
     z = (T)v.z;
   }
 
-  vec3(T x, T y, T z) : x(x), y(y), z(z) {}
+  constexpr explicit vec3(T x, T y, T z) : x(x), y(y), z(z) {}
+
+  // Extended Constructors
+  template <typename T1>
+  constexpr explicit vec3(const vec2<T1>& xy, T1 z) {
+    {
+      x = (T)xy.x;
+      y = (T)xy.y;
+      this->z = (T)z;
+    }
+  }
+
+  // Operations
 
   template <typename T1>
   vec3<T>& operator+=(T1 v) {
@@ -155,16 +172,47 @@ class vec3 {
     return vec3<T>(x / (T)v.x, y / (T)v.y, z / (T)v.z);
   }
 
-  vec3 operator-() const { return vec3(-x, -y, -z); }
+  // Generic Operations
 
-  bool operator==(const vec3& v) const {
-    return x == v.x && y == v.y && z == v.z;
+  vec3 operator-() const { return vec3(-x, -y, -z); }
+  template <typename T1>
+  bool operator==(const vec3<T1>& v) const {
+    return x == (T)v.x && y == (T)v.y && z == (T)v.z;
   }
-  bool operator!=(const vec3& v) const { return !(*this == v); }
+  template <typename T1>
+  bool operator!=(const vec3<T1>& v) const {
+    return !(*this == v);
+  }
+
+  // Functions
 
   double Len() const { return std::sqrt(SqLen()); }
   double SqLen() const { return x * x + y * y + z * z; }
 
+  template <typename T1>
+  double Distance(const vec3<T1>& v) const {
+    return (*this - v).Len();
+  }
+
+  vec3<T> Normalize() const {
+    double l = Len();
+    if (l == 0) {
+      return *this;
+    }
+    return *this / (T)l;
+  }
+
+  template <typename T1>
+  T Dot(const vec3<T1>& v) const {
+    return x * (T)v.x + y * (T)v.y + z * (T)v.z;
+  }
+
+  template <typename T1>
+  vec3<T> Cross(const vec3<T1>& v) const {
+    return vec3<T>(y * v.z - z * v.y, z * v.x - x * v.z, x * v.y - y * v.x);
+  }
+
+  // Swap Functions
   void SwapXY() {
     T t = x;
     x = y;
@@ -182,6 +230,6 @@ class vec3 {
   }
 };
 using fvec3 = vec3<float>;
-using dvec3 = vec3<double>;
 using ivec3 = vec3<int>;
+using dvec3 = vec3<double>;
 }  // namespace PD