minetest.git - modified minetest for gpcfs purposes

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author	Perttu Ahola <celeron55@gmail.com>	2012-02-02 14:35:18 +0200
committer	Perttu Ahola <celeron55@gmail.com>	2012-02-02 14:35:18 +0200
commit	365f7a5bfe0cf1838b0c6f3936c4437f3dd9f1f7 (patch)
tree	89d2c75eb94b975f36933820a6f492b822e1c4f0 /src/jthread/win32
parent	796009ef2152262ba9b2541256a880ff555449fd (diff)
parent	b85b4ede822b9d2d5f82c034e520341e9d86b08a (diff)
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Merge remote-tracking branch 'kahrl/hidehud'

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/* Minetest Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com> This program is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #ifndef MAPBLOCK_MESH_HEADER #define MAPBLOCK_MESH_HEADER #include "irrlichttypes_extrabloated.h" #include "client/tile.h" #include "voxel.h" #include "util/cpp11_container.h" #include <map> class Client; class IShaderSource; /* Mesh making stuff */ class MapBlock; struct MinimapMapblock; struct MeshMakeData { VoxelManipulator m_vmanip; v3s16 m_blockpos; v3s16 m_crack_pos_relative; bool m_smooth_lighting; bool m_show_hud; Client *m_client; bool m_use_shaders; bool m_use_tangent_vertices; MeshMakeData(Client *client, bool use_shaders, bool use_tangent_vertices = false); /* Copy central data directly from block, and other data from parent of block. */ void fill(MapBlock *block); /* Set up with only a single node at (1,1,1) */ void fillSingleNode(MapNode *node); /* Set the (node) position of a crack */ void setCrack(int crack_level, v3s16 crack_pos); /* Enable or disable smooth lighting */ void setSmoothLighting(bool smooth_lighting); }; /* Holds a mesh for a mapblock. Besides the SMesh*, this contains information used for animating the vertex positions, colors and texture coordinates of the mesh. For example: - cracks [implemented] - day/night transitions [implemented] - animated flowing liquids [not implemented] - animating vertex positions for e.g. axles [not implemented] */ class MapBlockMesh { public: // Builds the mesh given MapBlockMesh(MeshMakeData *data, v3s16 camera_offset); ~MapBlockMesh(); // Main animation function, parameters: // faraway: whether the block is far away from the camera (~50 nodes) // time: the global animation time, 0 .. 60 (repeats every minute) // daynight_ratio: 0 .. 1000 // crack: -1 .. CRACK_ANIMATION_LENGTH-1 (-1 for off) // Returns true if anything has been changed. bool animate(bool faraway, float time, int crack, u32 daynight_ratio); scene::IMesh *getMesh() { return m_mesh; } MinimapMapblock *moveMinimapMapblock() { MinimapMapblock *p = m_minimap_mapblock; m_minimap_mapblock = NULL; return p; } bool isAnimationForced() const { return m_animation_force_timer == 0; } void decreaseAnimationForceTimer() { if(m_animation_force_timer > 0) m_animation_force_timer--; } void updateCameraOffset(v3s16 camera_offset); private: scene::IMesh *m_mesh; MinimapMapblock *m_minimap_mapblock; Client *m_client; video::IVideoDriver *m_driver; ITextureSource *m_tsrc; IShaderSource *m_shdrsrc; bool m_enable_shaders; bool m_use_tangent_vertices; bool m_enable_vbo; // Must animate() be called before rendering? bool m_has_animation; int m_animation_force_timer; // Animation info: cracks // Last crack value passed to animate() int m_last_crack; // Maps mesh buffer (i.e. material) indices to base texture names UNORDERED_MAP<u32, std::string> m_crack_materials; // Animation info: texture animationi // Maps meshbuffers to TileSpecs UNORDERED_MAP<u32, TileSpec> m_animation_tiles; UNORDERED_MAP<u32, int> m_animation_frames; // last animation frame UNORDERED_MAP<u32, int> m_animation_frame_offsets; // Animation info: day/night transitions // Last daynight_ratio value passed to animate() u32 m_last_daynight_ratio; // For each meshbuffer, stores pre-baked colors of sunlit vertices std::map<u32, std::map<u32, video::SColor > > m_daynight_diffs; // Camera offset info -> do we have to translate the mesh? v3s16 m_camera_offset; }; /* This is used because CMeshBuffer::append() is very slow */ struct PreMeshBuffer { TileSpec tile; std::vector<u16> indices; std::vector<video::S3DVertex> vertices; std::vector<video::S3DVertexTangents> tangent_vertices; }; struct MeshCollector { std::vector<PreMeshBuffer> prebuffers; bool m_use_tangent_vertices; MeshCollector(bool use_tangent_vertices): m_use_tangent_vertices(use_tangent_vertices) { } void append(const TileSpec &material, const video::S3DVertex *vertices, u32 numVertices, const u16 *indices, u32 numIndices); void append(const TileSpec &material, const video::S3DVertex *vertices, u32 numVertices, const u16 *indices, u32 numIndices, v3f pos, video::SColor c, u8 light_source); }; /*! * Encodes light and color of a node. * The result is not the final color, but a * half-baked vertex color. * * \param light the first 8 bits are day light, * the last 8 bits are night light * \param color the node's color * \param emissive_light amount of light the surface emits, * from 0 to LIGHT_SUN. */ video::SColor encode_light_and_color(u16 light, const video::SColor &color, u8 emissive_light); // Compute light at node u16 getInteriorLight(MapNode n, s32 increment, INodeDefManager *ndef); u16 getFaceLight(MapNode n, MapNode n2, v3s16 face_dir, INodeDefManager *ndef); u16 getSmoothLight(v3s16 p, v3s16 corner, MeshMakeData *data); /*! * Returns the sunlight's color from the current * day-night ratio. */ void get_sunlight_color(video::SColorf *sunlight, u32 daynight_ratio); /*! * Gives the final SColor shown on screen. * * \param result output color * \param light first 8 bits are day light, second 8 bits are * night light */ void final_color_blend(video::SColor *result, u16 light, u32 daynight_ratio); /*! * Gives the final SColor shown on screen. * * \param result output color * \param data the half-baked vertex color * \param dayLight color of the sunlight */ void final_color_blend(video::SColor *result, const video::SColor &data, const video::SColorf &dayLight); // Retrieves the TileSpec of a face of a node // Adds MATERIAL_FLAG_CRACK if the node is cracked TileSpec getNodeTileN(MapNode mn, v3s16 p, u8 tileindex, MeshMakeData *data); TileSpec getNodeTile(MapNode mn, v3s16 p, v3s16 dir, MeshMakeData *data); #endif


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