--- /dev/null
+/*
+This file is part of the 3dengfx, realtime visualization system.
+
+Copyright (c) 2004, 2005 John Tsiombikas <nuclear@siggraph.org>
+
+3dengfx 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 2 of the License, or
+(at your option) any later version.
+
+3dengfx 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 3dengfx; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+*/
+
+/* higher level 3d object abstraction
+ *
+ * Author: John Tsiombikas 2004
+ * Modified: John Tsiombikas 2005
+ */
+
+#ifndef _OBJECT_HPP_
+#define _OBJECT_HPP_
+
+#include <string>
+#include "gfx/3dgeom.hpp"
+#include "gfx/animation.hpp"
+#include "n3dmath2/n3dmath2.hpp"
+#include "material.hpp"
+#include "3denginefx.hpp"
+#include "gfx/bvol.hpp"
+
+struct RenderParams {
+ bool billboarded;
+ bool zwrite;
+ bool blending;
+ BlendingFactor src_blend, dest_blend;
+ bool handle_blending;
+ GfxProg *gfxprog;
+ bool auto_cube_maps;
+ bool hidden;
+ bool show_normals;
+ scalar_t show_normals_scale;
+ bool highlight;
+ Color highlight_color;
+ scalar_t highlight_line_width;
+ bool two_sided;
+ bool use_vertex_color;
+ TextureAddressing taddr;
+ bool auto_normalize;
+ bool cast_shadows;
+
+ RenderParams();
+};
+
+enum {
+ RMODE_COLOR = 1, // unused
+ RMODE_LIGHTING = 2, // unused
+ RMODE_TEXTURES = 4,
+ RMODE_BLENDING = 8,
+ RMODE_SHADERS = 16,
+ RMODE_ALL = 0xffff
+};
+
+// this bitfield determines which aspects of rendering will actually take place
+// it overrides all render parameters.
+extern unsigned long master_render_mode;
+
+class Object : public XFormNode {
+private:
+ Matrix4x4 world_mat;
+ RenderParams render_params;
+ BoundingVolume *bvol;
+ bool bvol_valid;
+
+ void render_hack(unsigned long time);
+
+ void draw_normals();
+ void draw_highlight();
+
+ void setup_bump_light(unsigned long time);
+ void update_bounding_volume();
+
+public:
+ TriMesh mesh;
+ Material mat;
+
+ Object();
+ Object(const TriMesh &mesh);
+ ~Object();
+
+ void set_mesh(const TriMesh &mesh);
+ TriMesh *get_mesh_ptr();
+ TriMesh &get_mesh();
+ const TriMesh &get_mesh() const;
+
+ // shortcut functions for accessing the geometry easily
+ unsigned long get_vertex_count() const;
+ const Vertex *get_vertex_data() const;
+ Vertex *get_mod_vertex_data();
+ unsigned long get_triangle_count() const;
+ const Triangle *get_triangle_data() const;
+ Triangle *get_mod_triangle_data();
+
+ void set_dynamic(bool enable);
+ bool get_dynamic() const;
+
+ void set_material(const Material &mat);
+ Material *get_material_ptr();
+ Material get_material() const;
+
+ void set_render_params(const RenderParams &rp);
+ RenderParams get_render_params() const;
+
+ void set_shading(ShadeMode shading_mode);
+ void set_billboarding(bool enable);
+ void set_zwrite(bool enable);
+ void set_blending(bool enable);
+ void set_blending_mode(BlendingFactor sblend, BlendingFactor dblend);
+ void set_handle_blending(bool enable);
+ void set_wireframe(bool enable);
+ void set_gfx_program(GfxProg *prog);
+ void set_auto_cube_maps(bool enable);
+ void set_hidden(bool enable);
+ void set_show_normals(bool enable);
+ void set_show_normals_scale(scalar_t scale);
+ void set_highlight(bool enable);
+ void set_highlight_color(const Color &color);
+ void set_highlight_line_width(scalar_t width);
+ void set_auto_global(bool enable);
+ void set_use_vertex_color(bool enable);
+ void set_texture_addressing(TextureAddressing taddr);
+ void set_auto_normalize(bool enable);
+ void set_shadow_casting(bool enable);
+
+ void apply_xform(unsigned long time = XFORM_LOCAL_PRS);
+
+ void calculate_normals();
+ void normalize_normals();
+
+ bool render(unsigned long time = XFORM_LOCAL_PRS);
+};
+
+
+// --- some convinient derived objects for geom. generation ---
+
+class ObjCube : public Object {
+public:
+ ObjCube(scalar_t sz, int subdiv);
+};
+
+class ObjPlane : public Object {
+public:
+ ObjPlane(const Vector3 &normal = Vector3(0, 1, 0), const Vector2 &size = Vector2(1, 1), int subdiv = 0);
+};
+
+class ObjCylinder : public Object {
+public:
+ ObjCylinder(scalar_t rad = 1.0, scalar_t len = 1.0, bool caps = true, int udiv = 12, int vdiv = 0);
+};
+
+class ObjSphere : public Object {
+public:
+ ObjSphere(scalar_t radius = 1.0, int subdiv = 5);
+};
+
+class ObjTorus : public Object {
+public:
+ ObjTorus(scalar_t circle_rad = 0.5, scalar_t revolv_rad = 1.0, int subdiv = 5);
+};
+
+class ObjTeapot : public Object {
+public:
+ ObjTeapot(scalar_t size = 1.0, int subdiv = 5);
+};
+
+#endif // _OBJECT_HPP_
projects / summerhack / blobdiff