Initial commit of Command & Conquer Renegade source code.

Code/ww3d2/line3d.h

@@ -0,0 +1,117 @@
+/*
+**	Command & Conquer Renegade(tm)
+**	Copyright 2025 Electronic Arts Inc.
+**
+**	This program is free software: you can redistribute it and/or modify
+**	it under the terms of the GNU General Public License as published by
+**	the Free Software Foundation, either version 3 of the License, or
+**	(at your option) any later version.
+**
+**	This program is distributed in the hope that it will be useful,
+**	but WITHOUT ANY WARRANTY; without even the implied warranty of
+**	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+**	GNU General Public License for more details.
+**
+**	You should have received a copy of the GNU General Public License
+**	along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/*************************************************************************** 
+ ***    C O N F I D E N T I A L  ---  W E S T W O O D  S T U D I O S     *** 
+ *************************************************************************** 
+ *                                                                         * 
+ *                 Project Name : G                                        * 
+ *                                                                         * 
+ *                     $Archive:: /Commando/Code/ww3d2/line3d.h           $* 
+ *                                                                         * 
+ *                      $Author:: Hector_y                                $* 
+ *                                                                         * 
+ *                     $Modtime:: 2/16/01 3:52p                           $* 
+ *                                                                         * 
+ *                    $Revision:: 2                                       $* 
+ *                                                                         * 
+ *-------------------------------------------------------------------------* 
+ * Functions:                                                              * 
+ * - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
+
+#if defined(_MSC_VER)
+#pragma once
+#endif
+
+#ifndef LINE3D_H
+#define LINE3D_H
+
+#include "always.h"
+#include "rendobj.h"
+#include "vector3.h"
+#include "vector4.h"
+#include "shader.h"
+
+class	VertexMaterialClass;
+class RenderInfoClass;
+
+/*
+** Line3DClass -- Render3DObject for rendering 3D line segments.
+** These are conceptually cylinders with a given width - some approximation
+** of this will be rendered. (The current approximation assumes that
+** Line3DCLass objects are unlit, therefore only the sihouette needs to be
+** approximated).
+*/
+class Line3DClass : public RenderObjClass
+{
+	public:
+
+		Line3DClass (const Vector3 & start, const Vector3 & end, float width,
+			float r, float g, float b, float opacity = 1.0f);
+		Line3DClass(const Line3DClass & src);
+		Line3DClass & operator = (const Line3DClass & that);
+		virtual ~Line3DClass(void);
+		virtual RenderObjClass * Clone(void) const;
+
+		// class id of this render object
+		virtual int Class_ID(void) const { return CLASSID_LINE3D; }
+	
+		virtual void		Render(RenderInfoClass & rfinfo);
+
+		// scale the 3D line symmetrically about its center.
+		virtual void		Scale(float scale);
+		virtual void		Scale(float scalex, float scaley, float scalez);
+
+		// returns the number of polygons in the render object
+		virtual int Get_Num_Polys(void) const;
+
+      // Get the object space bounding volumes
+      virtual void	Get_Obj_Space_Bounding_Sphere(SphereClass & sphere) const;
+      virtual void	Get_Obj_Space_Bounding_Box(AABoxClass & box) const;
+
+		// The following functions are unique to Line3DClass:
+
+		// Reset the line start and end points
+		void Reset(const Vector3 & new_start, const Vector3 & new_end);
+
+		// Reset line start and end points, and the line width
+		void Reset(const Vector3 & new_start, const Vector3 & new_end, float new_width);
+
+		// Reset the line color
+		void Re_Color(float r, float g, float b);
+
+		// Reset the line opacity
+		void Set_Opacity(float opacity);
+
+	protected:		
+
+		// This is kept to facilitate changing the line endpoints.
+		float Length;
+
+		// This is kept to facilitate changing the line width.
+		float Width;
+		
+		// shader
+		ShaderClass				Shader;
+		// vertices
+		Vector3					vert[8];
+		// color
+		Vector4					Color;
+};
+
+#endif