# 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)

tools/lazyvec/source/lazyfuncs.cpp

@@ -0,0 +1,50 @@
+#include <lazyvec.hpp>
+
+constexpr std::string_view _funcs = R"text(
+  double Len() const {{ return std::sqrt(SqLen()); }}
+  double SqLen() const {{ return {1}; }}
+
+  template <typename T1>
+  double Distance(const vec{0}<T1>& v) const {{
+    return (*this - v).Len();
+  }}
+    
+  vec{0}<T> Normalize() const {{
+    double l = Len();
+    if(l == 0) {{
+      return *this;
+    }}
+    return *this / (T)l;
+  }}
+
+  template <typename T1>
+  T Dot(const vec{0}<T1>&v) const {{
+    return {2};
+  }}
+)text";
+
+constexpr std::string_view _cross = R"text(
+  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);
+  }
+)text";
+
+namespace LVec {
+std::string MakeFunctions(int n) {
+  std::stringstream s1, s2;
+  for (int i = 0; i < n; i++) {
+    s1 << elems[i] << " * " << elems[i];
+    s2 << elems[i] << " * (T)v." << elems[i];
+    if (i != n - 1) {
+      s1 << " + ";
+      s2 << " + ";
+    }
+  }
+  std::string ret = std::format(_funcs, n, s1.str(), s2.str());
+  if (n == 3) {
+    ret += _cross;
+  }
+  return ret;
+}
+}  // namespace LVec