Added construct funtions for Transform??? classes

inc/hgl/math/Matrix.h

@@ -20,7 +20,21 @@ namespace hgl
 #define DEFINE_MATRIX(num)  using Matrix##num##f=glm::mat##num;  \
                             const Matrix##num##f Identity##num##f=Matrix##num##f(1.0f); \
                             inline bool IsIdentityMatrix(const Matrix##num##f &m){return(hgl_cmp(m,Identity##num##f)==0);}  \
-                            inline int FastMatrixComp(const Matrix##num##f &m1,const Matrix##num##f &m2){return hgl_cmp(m1,m2);}
+                            inline bool IsNearlyEqual(const Matrix##num##f &m1,const Matrix##num##f &m2)    \
+                            {   \
+                                float *f1=(float *)&m1;\
+                                float *f2=(float *)&m2;\
+                            \
+                                for(int i=0;i<sizeof(Matrix##num##f)/sizeof(float);i++)  \
+                                {   \
+                                    if(!IsNearlyEqual(*f1,*f2))  \
+                                        return(false);  \
+                            \
+                                    ++f1;++f2;  \
+                                }   \
+                            \
+                                return(true);   \
+                            }
 
     DEFINE_MATRIX(2)
     DEFINE_MATRIX(3)
@@ -206,19 +220,19 @@ namespace hgl
         return normalize(m*v);
     }
 
-    inline Matrix3f TransformMatrix(const Matrix3f &root,const Matrix3f &child)
+    inline Matrix3f MatrixMult(const Matrix3f &parent,const Matrix3f &child)
     {
-        return root*child;
+        return parent*child;
     }
 
-    inline Matrix3f TransformMatrix(const Matrix4f &root,const Matrix3f &child)
+    inline Matrix3f MatrixMult(const Matrix4f &parent,const Matrix3f &child)
     {
-        return Matrix3f(root*Matrix4f(child));
+        return Matrix3f(parent*Matrix4f(child));
     }
 
-    inline Matrix4f TransformMatrix(const Matrix4f &root,const Matrix4f &child)
+    inline Matrix4f MatrixMult(const Matrix4f &parent,const Matrix4f &child)
     {
-        return root*child;
+        return parent*child;
     }
 
     const Matrix4f GetRotateMatrix(const Vector3f &world_position,const Vector3f &old_direction,const Vector3f &new_direction);    

inc/hgl/math/Transform.h

@@ -73,6 +73,18 @@ namespace hgl
 
         virtual constexpr const size_t GetTypeHash()const override { return hgl::GetTypeHash<TransformMatrix>(); }
 
+    public:
+
+        TransformMatrix() :TransformBase()
+        {
+            transform_matrix=Identity4f;
+        }
+
+        TransformMatrix(const Matrix4f &mat) :TransformBase()
+        {
+            transform_matrix=mat;
+        }
+
         const Matrix4f &GetTransformMatrix()const { return transform_matrix; }
 
         void SetTransformMatrix(const Matrix4f &mat)
@@ -98,6 +110,18 @@ namespace hgl
 
         virtual constexpr const size_t GetTypeHash()const override{return hgl::GetTypeHash<TransformTranslate3f>();}
 
+    public:
+
+        TransformTranslate3f():TransformBase()
+        {
+            offset=ZeroVector3f;
+        }
+
+        TransformTranslate3f(const Vector3f &o) :TransformBase()
+        {
+            offset=o;
+        }
+
         const Vector3f &GetOffset()const { return offset; }
         void SetOffset(const Vector3f &o)
         {
@@ -121,7 +145,9 @@ namespace hgl
         {
             mat=translate(offset);
         }
-    };//class TransformTranslate
+    };//class TransformTranslate3f
+
+    using TransformMove3f=TransformTranslate3f;
 
     class TransformRotateQuat :public TransformBase
     {
@@ -131,6 +157,18 @@ namespace hgl
 
         virtual constexpr const size_t GetTypeHash()const override{return hgl::GetTypeHash<TransformRotateQuat>();}
 
+    public:
+
+        TransformRotateQuat() :TransformBase()
+        {
+            quat=IdentityQuatf;
+        }
+
+        TransformRotateQuat(const Quatf &q) :TransformBase()
+        {
+            quat=q;
+        }
+
         const Quatf &GetQuat()const { return quat; }
         void SetQuat(const Quatf &q)
         {
@@ -156,6 +194,20 @@ namespace hgl
 
         virtual constexpr const size_t GetTypeHash()const override { return hgl::GetTypeHash<TransformRotateAxis>(); }
 
+    public:
+
+        TransformRotateAxis():TransformBase()
+        {
+            axis=ZeroVector3f;
+            angle=0;
+        }
+
+        TransformRotateAxis(const Vector3f &a,float ang) :TransformBase()
+        {
+            axis=a;
+            angle=ang;
+        }
+
         const Vector3f &GetAxis()const { return axis; }
         const float GetAngle()const { return angle; }
 
@@ -201,6 +253,18 @@ namespace hgl
 
         virtual constexpr const size_t GetTypeHash()const override { return hgl::GetTypeHash<TransformRotateEuler>(); }
 
+    public:
+
+        TransformRotateEuler() :TransformBase()
+        {
+            euler=ZeroVector3f;
+        }
+
+        TransformRotateEuler(const Vector3f &e) :TransformBase()
+        {
+            euler=e;
+        }
+
         const Vector3f &GetEuler()const { return euler; }
 
         const float     GetPitch()const { return euler.x; }
@@ -226,6 +290,18 @@ namespace hgl
 
         virtual constexpr const size_t GetTypeHash()const override { return hgl::GetTypeHash<TransformScale3f>(); }
 
+    public:
+
+        TransformScale3f() :TransformBase()
+        {
+            scale3f=Vector3f(1,1,1);
+        }
+
+        TransformScale3f(const Vector3f &s) :TransformBase()
+        {
+            scale3f=s;
+        }
+
         const Vector3f &GetScale()const { return scale3f; }
         void SetScale(const Vector3f &s)
         {
@@ -353,6 +429,73 @@ namespace hgl
             UpdateVersion();
         }
 
+        TransformTranslate3f *AddTranslate(const Vector3f &v)
+        {
+            TransformTranslate3f *tt=new TransformTranslate3f(v);
+
+            AddTransform(tt);
+
+            return tt;
+        }
+
+        TransformMove3f *AddMove(const Vector3f &v){return AddTranslate(v); }
+
+        TransformRotateAxis *AddRotateAxis(const Vector3f &axis,const float angle)
+        {
+            TransformRotateAxis *tra=new TransformRotateAxis(axis,angle);
+
+            AddTransform(tra);
+
+            return tra;
+        }
+
+        TransformRotateQuat *AddRotateQuat(const Quatf &q)
+        {
+            TransformRotateQuat *trq=new TransformRotateQuat(q);
+
+            AddTransform(trq);
+
+            return trq;
+        }
+
+        TransformRotateEuler *AddRotateEuler(const Vector3f &euler)
+        {
+            TransformRotateEuler *tre=new TransformRotateEuler(euler);
+
+            AddTransform(tre);
+
+            return tre;
+        }
+
+        TransformScale3f *AddScale(const Vector3f &v)
+        {
+            TransformScale3f *ts=new TransformScale3f(v);
+
+            AddTransform(ts);
+
+            return ts;
+        }
+
+        TransformLookAt *AddLookAt(const Vector3f &eye,const Vector3f &center,const Vector3f &up)
+        {
+            TransformLookAt *tla=new TransformLookAt;
+
+            tla->SetLookAt(eye,center,up);
+
+            AddTransform(tla);
+
+            return tla;
+        }
+
+        TransformMatrix *AddMatrix(const Matrix4f &mat)
+        {
+            TransformMatrix *tm=new TransformMatrix(mat);
+
+            AddTransform(tm);
+
+            return tm;
+        }
+
         void RemoveTransform(TransformBase *tb)
         {
             if(!tb)