3 Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU Lesser General Public License as published by
7 the Free Software Foundation; either version 2.1 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
22 #include "irrlichttypes_extrabloated.h"
30 // Overrides limits by drawing everything
31 bool range_all = false;
32 // Wanted drawing range
33 float wanted_range = 0.0f;
34 // show a wire frame for debugging
35 bool show_wireframe = false;
41 std::vector<std::pair<v3s16,scene::IMeshBuffer*>> bufs;
44 struct MeshBufListList
47 * Stores the mesh buffers of the world.
48 * The array index is the material's layer.
49 * The vector part groups vertices by material.
51 std::vector<MeshBufList> lists[MAX_TILE_LAYERS];
54 void add(scene::IMeshBuffer *buf, v3s16 position, u8 layer);
59 class PartialMeshBuffer;
64 This is the only map class that is able to render itself on screen.
67 class ClientMap : public Map, public scene::ISceneNode
72 RenderingEngine *rendering_engine,
73 MapDrawControl &control,
77 virtual ~ClientMap() = default;
79 bool maySaveBlocks() override
86 ISceneNode::drop(); // calls destructor
89 void updateCamera(v3f pos, v3f dir, f32 fov, v3s16 offset);
92 Forcefully get a sector from somewhere
94 MapSector * emergeSector(v2s16 p) override;
100 virtual void OnRegisterSceneNode() override;
102 virtual void render() override
104 video::IVideoDriver* driver = SceneManager->getVideoDriver();
105 driver->setTransform(video::ETS_WORLD, AbsoluteTransformation);
106 renderMap(driver, SceneManager->getSceneNodeRenderPass());
109 virtual const aabb3f &getBoundingBox() const override
114 void getBlocksInViewRange(v3s16 cam_pos_nodes,
115 v3s16 *p_blocks_min, v3s16 *p_blocks_max, float range=-1.0f);
116 void updateDrawList();
117 void updateDrawListShadow(v3f shadow_light_pos, v3f shadow_light_dir, float radius, float length);
118 // Returns true if draw list needs updating before drawing the next frame.
119 bool needsUpdateDrawList() { return m_needs_update_drawlist; }
120 void renderMap(video::IVideoDriver* driver, s32 pass);
122 void renderMapShadows(video::IVideoDriver *driver,
123 const video::SMaterial &material, s32 pass, int frame, int total_frames);
125 int getBackgroundBrightness(float max_d, u32 daylight_factor,
126 int oldvalue, bool *sunlight_seen_result);
128 void renderPostFx(CameraMode cam_mode);
130 // For debug printing
131 void PrintInfo(std::ostream &out) override;
133 const MapDrawControl & getControl() const { return m_control; }
134 f32 getWantedRange() const { return m_control.wanted_range; }
135 f32 getCameraFov() const { return m_camera_fov; }
139 // update the vertex order in transparent mesh buffers
140 void updateTransparentMeshBuffers();
142 // Orders blocks by distance to the camera
143 class MapBlockComparer
146 MapBlockComparer(const v3s16 &camera_block) : m_camera_block(camera_block) {}
148 bool operator() (const v3s16 &left, const v3s16 &right) const
150 auto distance_left = left.getDistanceFromSQ(m_camera_block);
151 auto distance_right = right.getDistanceFromSQ(m_camera_block);
152 return distance_left > distance_right || (distance_left == distance_right && left > right);
156 v3s16 m_camera_block;
160 // reference to a mesh buffer used when rendering the map.
161 struct DrawDescriptor {
164 scene::IMeshBuffer *m_buffer;
165 const PartialMeshBuffer *m_partial_buffer;
167 bool m_reuse_material:1;
168 bool m_use_partial_buffer:1;
170 DrawDescriptor(v3s16 pos, scene::IMeshBuffer *buffer, bool reuse_material) :
171 m_pos(pos), m_buffer(buffer), m_reuse_material(reuse_material), m_use_partial_buffer(false)
174 DrawDescriptor(v3s16 pos, const PartialMeshBuffer *buffer) :
175 m_pos(pos), m_partial_buffer(buffer), m_reuse_material(false), m_use_partial_buffer(true)
180 RenderingEngine *m_rendering_engine;
182 aabb3f m_box = aabb3f(-BS * 1000000, -BS * 1000000, -BS * 1000000,
183 BS * 1000000, BS * 1000000, BS * 1000000);
185 MapDrawControl &m_control;
187 v3f m_camera_position = v3f(0,0,0);
188 v3f m_camera_direction = v3f(0,0,1);
189 f32 m_camera_fov = M_PI;
190 v3s16 m_camera_offset;
191 bool m_needs_update_transparent_meshes = true;
193 std::map<v3s16, MapBlock*, MapBlockComparer> m_drawlist;
194 std::map<v3s16, MapBlock*> m_drawlist_shadow;
195 bool m_needs_update_drawlist;
197 std::set<v2s16> m_last_drawn_sectors;
199 bool m_cache_trilinear_filter;
200 bool m_cache_bilinear_filter;
201 bool m_cache_anistropic_filter;
202 bool m_added_to_shadow_renderer{false};
203 u16 m_cache_transparency_sorting_distance;