完善movement

server/gameserver/CMakeLists.txt

@@ -18,6 +18,7 @@ include_directories(
   /usr/include/mysql
   /usr/include/jsoncpp
   /usr/include/hiredis
+  /usr/include/eigen3
   ../../third_party
   .
 )

server/gameserver/movement.cc

@@ -1,16 +1,28 @@
 #include "precompile.h"
 
 #include "movement.h"
+#include "entity.h"
 
 void MovementComponent::Update(int delta_time)
 {
     if (path_index_ < paths_.size()) {
+        MovePathPoint& target_point = paths_[path_index_];
+        owner->pos = owner->pos + (target_point.pos - owner->pos) * delta_time * move_speed_;
+        if (owner->pos == target_point.pos) {
+            ++path_index_;
+        }
     }
 }
 
 bool MovementComponent::GetMovePosition(int delta_time, Vector2D& out_pos)
 {
-    return false;
+    if (path_index_ < paths_.size()) {
+        MovePathPoint& target_point = paths_[path_index_];
+        out_pos = owner->pos + (target_point.pos - owner->pos) * delta_time * move_speed_;
+    } else {
+        out_pos = owner->pos;
+    }
+    return true;
 }
 
 void MovementComponent::AddPathPoint(Vector2D& pos, float distance, float speed)

server/gameserver/types.cc

@@ -1,5 +1,8 @@
 #include "precompile.h"
 
+#include <Eigen/Core>
+#include <Eigen/Dense>
+
 #include "cs_proto.pb.h"
 
 void Vector2D::ToPB(cs::MFVector2D* pb_obj)
@@ -7,3 +10,34 @@ void Vector2D::ToPB(cs::MFVector2D* pb_obj)
     pb_obj->set_x(x);
     pb_obj->set_y(y);
 }
+
+void Vector2D::Normalize()
+{
+    Eigen::Vector2f v(x, y);
+    v.normalize();
+    x = v[0];
+    y = v[1];
+}
+
+bool Vector2D::operator == (const Vector2D& b)
+{
+    return std::abs(x - b.x) < 0.01f && std::abs(y - b.y) < 0.01f;
+}
+
+Vector2D Vector2D::operator + (const Vector2D& b)
+{
+    Eigen::Vector2f v = Eigen::Vector2f(x, y) + Eigen::Vector2f(b.x, b.y);
+    return Vector2D(v[0], v[1]);
+}
+
+Vector2D Vector2D::operator - (const Vector2D& b)
+{
+    Eigen::Vector2f v = Eigen::Vector2f(x, y) - Eigen::Vector2f(b.x, b.y);
+    return Vector2D(v[0], v[1]);
+}
+
+Vector2D Vector2D::operator * (float scale)
+{
+    Eigen::Vector2f v = Eigen::Vector2f(x, y) * scale;
+    return Vector2D(v[0], v[1]);
+}

server/gameserver/types.h

@@ -16,8 +16,16 @@ namespace cs
 
 struct Vector2D
 {
-    float x = 0.0;
+    float x = 0.0f;
-    float y = 0.0;
+    float y = 0.0f;
+
+    Vector2D(float _x = 0.0f, float _y = 0.0f):x(_x), y(_y) {};
 
     void ToPB(cs::MFVector2D* pb_obj);
+    void Normalize();
+
+    bool operator == (const Vector2D& b);
+    Vector2D operator + (const Vector2D& b);
+    Vector2D operator - (const Vector2D& b);
+    Vector2D operator * (float scale);
 };