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 ITextureSource::generateTextureFromMesh parameters
63 namespace irr {namespace scene {class IMesh;}}
64 struct TextureFromMeshParams
67 core::dimension2d<u32> dim;
68 std::string rtt_texture_name;
69 bool delete_texture_on_shutdown;
72 core::CMatrix4<f32> camera_projection_matrix;
73 video::SColorf ambient_light;
75 video::SColorf light_color;
80 TextureSource creates and caches textures.
87 virtual ~ITextureSource(){}
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()
99 virtual bool isKnownSourceImage(const std::string &name)=0;
100 virtual video::ITexture* generateTextureFromMesh(
101 const TextureFromMeshParams ¶ms)=0;
104 class IWritableTextureSource : public ITextureSource
107 IWritableTextureSource(){}
108 virtual ~IWritableTextureSource(){}
109 virtual u32 getTextureId(const std::string &name){return 0;}
110 virtual u32 getTextureIdDirect(const std::string &name){return 0;}
111 virtual std::string getTextureName(u32 id){return "";}
112 virtual video::ITexture* getTexture(u32 id){return NULL;}
113 virtual video::ITexture* getTexture(
114 const std::string &name, u32 *id = NULL){
118 virtual IrrlichtDevice* getDevice(){return NULL;}
119 virtual bool isKnownSourceImage(const std::string &name)=0;
121 virtual void processQueue()=0;
122 virtual void insertSourceImage(const std::string &name, video::IImage *img)=0;
123 virtual void rebuildImagesAndTextures()=0;
124 virtual video::ITexture* generateTextureFromMesh(
125 const TextureFromMeshParams ¶ms)=0;
128 IWritableTextureSource* createTextureSource(IrrlichtDevice *device);
133 TILE_MATERIAL_LIQUID_TRANSPARENT,
134 TILE_MATERIAL_LIQUID_OPAQUE,
138 // Should backface culling be enabled?
139 #define MATERIAL_FLAG_BACKFACE_CULLING 0x01
140 // Should a crack be drawn?
141 #define MATERIAL_FLAG_CRACK 0x02
142 // Should the crack be drawn on transparent pixels (unset) or not (set)?
143 // Ignored if MATERIAL_FLAG_CRACK is not set.
144 #define MATERIAL_FLAG_CRACK_OVERLAY 0x04
145 // Animation made up by splitting the texture to vertical frames, as
146 // defined by extra parameters
147 #define MATERIAL_FLAG_ANIMATION_VERTICAL_FRAMES 0x08
150 This fully defines the looks of a tile.
151 The SMaterial of a tile is constructed according to this.
159 material_type(TILE_MATERIAL_BASIC),
161 //0 // <- DEBUG, Use the one below
162 MATERIAL_FLAG_BACKFACE_CULLING
164 animation_frame_count(1),
165 animation_frame_length_ms(0),
170 bool operator==(const TileSpec &other) const
173 texture_id == other.texture_id &&
174 /* texture == other.texture && */
175 alpha == other.alpha &&
176 material_type == other.material_type &&
177 material_flags == other.material_flags &&
178 rotation == other.rotation
182 bool operator!=(const TileSpec &other) const
184 return !(*this == other);
187 // Sets everything else except the texture in the material
188 void applyMaterialOptions(video::SMaterial &material) const
190 switch(material_type){
191 case TILE_MATERIAL_BASIC:
192 material.MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF;
194 case TILE_MATERIAL_ALPHA:
195 material.MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
197 case TILE_MATERIAL_LIQUID_TRANSPARENT:
198 material.MaterialType = video::EMT_TRANSPARENT_VERTEX_ALPHA;
200 case TILE_MATERIAL_LIQUID_OPAQUE:
201 material.MaterialType = video::EMT_SOLID;
204 material.BackfaceCulling = (material_flags & MATERIAL_FLAG_BACKFACE_CULLING) ? true : false;
206 void applyMaterialOptionsWithShaders(video::SMaterial &material,
207 const video::E_MATERIAL_TYPE &basic,
208 const video::E_MATERIAL_TYPE &liquid,
209 const video::E_MATERIAL_TYPE &alpha) const
211 switch(material_type){
212 case TILE_MATERIAL_BASIC:
213 material.MaterialType = basic;
215 case TILE_MATERIAL_ALPHA:
216 material.MaterialType = alpha;
218 case TILE_MATERIAL_LIQUID_TRANSPARENT:
219 material.MaterialType = liquid;
221 case TILE_MATERIAL_LIQUID_OPAQUE:
222 material.MaterialType = liquid;
225 material.BackfaceCulling = (material_flags & MATERIAL_FLAG_BACKFACE_CULLING) ? true : false;
229 video::ITexture *texture;
230 // Vertex alpha (when MATERIAL_ALPHA_VERTEX is used)
232 // Material parameters
235 // Animation parameters
236 u8 animation_frame_count;
237 u16 animation_frame_length_ms;