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.
23 #include "irrlichttypes.h"
27 #include <IrrlichtDevice.h>
34 tile.{h,cpp}: Texture handling stuff.
38 Find out the full path of an image by trying different filename
43 TODO: Should probably be moved out from here, because things needing
44 this function do not need anything else from this header
46 std::string getImagePath(std::string path);
49 Gets the path to a texture by first checking if the texture exists
50 in texture_path and if not, using the data path.
52 Checks all supported extensions by replacing the original extension.
54 If not found, returns "".
56 Utilizes a thread-safe cache.
58 std::string getTexturePath(const std::string &filename);
61 TextureSource creates and caches textures.
68 virtual ~ITextureSource(){}
69 virtual u32 getTextureId(const std::string &name){return 0;}
70 virtual u32 getTextureIdDirect(const std::string &name){return 0;}
71 virtual std::string getTextureName(u32 id){return "";}
72 virtual video::ITexture* getTexture(u32 id){return NULL;}
73 virtual video::ITexture* getTexture(
74 const std::string &name, u32 *id = NULL){
78 virtual IrrlichtDevice* getDevice()
80 virtual bool isKnownSourceImage(const std::string &name)=0;
83 class IWritableTextureSource : public ITextureSource
86 IWritableTextureSource(){}
87 virtual ~IWritableTextureSource(){}
88 virtual u32 getTextureId(const std::string &name){return 0;}
89 virtual u32 getTextureIdDirect(const std::string &name){return 0;}
90 virtual std::string getTextureName(u32 id){return "";}
91 virtual video::ITexture* getTexture(u32 id){return NULL;}
92 virtual video::ITexture* getTexture(
93 const std::string &name, u32 *id = NULL){
97 virtual IrrlichtDevice* getDevice(){return NULL;}
98 virtual bool isKnownSourceImage(const std::string &name)=0;
100 virtual void processQueue()=0;
101 virtual void insertSourceImage(const std::string &name, video::IImage *img)=0;
102 virtual void rebuildImagesAndTextures()=0;
105 IWritableTextureSource* createTextureSource(IrrlichtDevice *device);
110 TILE_MATERIAL_LIQUID_TRANSPARENT,
111 TILE_MATERIAL_LIQUID_OPAQUE,
115 // Should backface culling be enabled?
116 #define MATERIAL_FLAG_BACKFACE_CULLING 0x01
117 // Should a crack be drawn?
118 #define MATERIAL_FLAG_CRACK 0x02
119 // Should the crack be drawn on transparent pixels (unset) or not (set)?
120 // Ignored if MATERIAL_FLAG_CRACK is not set.
121 #define MATERIAL_FLAG_CRACK_OVERLAY 0x04
122 // Animation made up by splitting the texture to vertical frames, as
123 // defined by extra parameters
124 #define MATERIAL_FLAG_ANIMATION_VERTICAL_FRAMES 0x08
127 This fully defines the looks of a tile.
128 The SMaterial of a tile is constructed according to this.
136 material_type(TILE_MATERIAL_BASIC),
138 //0 // <- DEBUG, Use the one below
139 MATERIAL_FLAG_BACKFACE_CULLING
141 animation_frame_count(1),
142 animation_frame_length_ms(0),
147 bool operator==(const TileSpec &other) const
150 texture_id == other.texture_id &&
151 /* texture == other.texture && */
152 alpha == other.alpha &&
153 material_type == other.material_type &&
154 material_flags == other.material_flags &&
155 rotation == other.rotation
159 bool operator!=(const TileSpec &other) const
161 return !(*this == other);
164 // Sets everything else except the texture in the material
165 void applyMaterialOptions(video::SMaterial &material) const
167 switch(material_type){
168 case TILE_MATERIAL_BASIC:
169 material.MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF;
171 case TILE_MATERIAL_ALPHA:
172 material.MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
174 case TILE_MATERIAL_LIQUID_TRANSPARENT:
175 material.MaterialType = video::EMT_TRANSPARENT_VERTEX_ALPHA;
177 case TILE_MATERIAL_LIQUID_OPAQUE:
178 material.MaterialType = video::EMT_SOLID;
181 material.BackfaceCulling = (material_flags & MATERIAL_FLAG_BACKFACE_CULLING) ? true : false;
183 void applyMaterialOptionsWithShaders(video::SMaterial &material,
184 const video::E_MATERIAL_TYPE &basic,
185 const video::E_MATERIAL_TYPE &liquid,
186 const video::E_MATERIAL_TYPE &alpha) const
188 switch(material_type){
189 case TILE_MATERIAL_BASIC:
190 material.MaterialType = basic;
192 case TILE_MATERIAL_ALPHA:
193 material.MaterialType = alpha;
195 case TILE_MATERIAL_LIQUID_TRANSPARENT:
196 material.MaterialType = liquid;
198 case TILE_MATERIAL_LIQUID_OPAQUE:
199 material.MaterialType = liquid;
202 material.BackfaceCulling = (material_flags & MATERIAL_FLAG_BACKFACE_CULLING) ? true : false;
206 video::ITexture *texture;
207 // Vertex alpha (when MATERIAL_ALPHA_VERTEX is used)
209 // Material parameters
212 // Animation parameters
213 u8 animation_frame_count;
214 u16 animation_frame_length_ms;