class EE::Graphics::TextureFactory¶
Overview¶
The Texture Manager Class. Here we do all the textures stuff. (Singleton Class) More…
#include <texturefactory.hpp> class TextureFactory: protected EE::System::Mutex { public: // construction ~TextureFactory(); // methods Texture* createEmptyTexture( const unsigned int& Width, const unsigned int& Height, const unsigned int& Channels = 4, const Color& DefaultColor = Color(0, 0, 0, 255), const bool& Mipmap = false, const Texture::ClampMode& ClampMode = Texture::ClampMode::ClampToEdge, const bool& CompressTexture = false, const bool& KeepLocalCopy = false, const std::string& Filename = std::string("") ); Texture* loadFromPixels( const unsigned char* Pixels, const unsigned int& Width, const unsigned int& Height, const unsigned int& Channels, const bool& Mipmap = false, const Texture::ClampMode& ClampMode = Texture::ClampMode::ClampToEdge, const bool& CompressTexture = false, const bool& KeepLocalCopy = false, const std::string& FileName = std::string("") ); Texture* loadFromPack( Pack* Pack, const std::string& FilePackPath, const bool& Mipmap = false, const Texture::ClampMode& ClampMode = Texture::ClampMode::ClampToEdge, const bool& CompressTexture = false, const bool& KeepLocalCopy = false, const Image::FormatConfiguration& imageformatConfiguration = Image::FormatConfiguration() ); Texture* loadFromMemory( const unsigned char* ImagePtr, const unsigned int& Size, const bool& Mipmap = false, const Texture::ClampMode& ClampMode = Texture::ClampMode::ClampToEdge, const bool& CompressTexture = false, const bool& KeepLocalCopy = false, const Image::FormatConfiguration& imageformatConfiguration = Image::FormatConfiguration() ); Texture* loadFromStream(IOStream& Stream, const bool& Mipmap = false, const Texture::ClampMode& ClampMode = Texture::ClampMode::ClampToEdge, const bool& CompressTexture = false, const bool& KeepLocalCopy = false, const Image::FormatConfiguration& imageformatConfiguration = Image::FormatConfiguration()); Texture* loadFromFile(const std::string& Filepath, const bool& Mipmap = false, const Texture::ClampMode& ClampMode = Texture::ClampMode::ClampToEdge, const bool& CompressTexture = false, const bool& KeepLocalCopy = false, const Image::FormatConfiguration& imageformatConfiguration = Image::FormatConfiguration()); bool remove(Uint32 TexId); bool remove(Texture* texture); void reloadAllTextures(); void bind(const Uint32& TexId, Texture::CoordinateType coordinateType = Texture::CoordinateType::Normalized, const Uint32& textureUnit = 0, const bool& forceRebind = false); void bind(const Texture* Tex, Texture::CoordinateType coordinateType = Texture::CoordinateType::Normalized, const Uint32& TextureUnit = 0, const bool& forceRebind = false); Uint32 getTextureId(const Uint32& TexId); int getCurrentTexture(const Uint32& TextureUnit = 0) const; void setCurrentTexture(const int& TexId, const Uint32& TextureUnit); Uint32 getTextureCount() const; std::vector<Texture*> getTextures(); void setActiveTextureUnit(const Uint32& Unit); unsigned int getValidTextureSize(const unsigned int& Size); bool existsId(const Uint32& TexId); Texture* getTexture(const Uint32& TexId); void grabTextures(); void ungrabTextures(); void allocate(const unsigned int& size); unsigned int getTextureMemorySize(); Texture* pushTexture( const std::string& Filepath, const Uint32& TexId, const unsigned int& Width, const unsigned int& Height, const unsigned int& ImgWidth, const unsigned int& ImgHeight, const bool& Mipmap, const unsigned int& Channels, const Texture::ClampMode& ClampMode, const bool& CompressTexture, const bool& LocalCopy = false, const Uint32& MemSize = 0 ); Texture* getByName(const std::string& Name); Texture* getByHash(const String::HashType& hash); const Texture::CoordinateType& getLastCoordinateType() const; };
Inherited Members¶
public: // methods void lock(); void unlock(); bool tryLock();
Detailed Documentation¶
The Texture Manager Class. Here we do all the textures stuff. (Singleton Class)
Methods¶
Texture* createEmptyTexture( const unsigned int& Width, const unsigned int& Height, const unsigned int& Channels = 4, const Color& DefaultColor = Color(0, 0, 0, 255), const bool& Mipmap = false, const Texture::ClampMode& ClampMode = Texture::ClampMode::ClampToEdge, const bool& CompressTexture = false, const bool& KeepLocalCopy = false, const std::string& Filename = std::string("") )
Creates an empty texture
Parameters:
Width |
Texture Width |
Height |
Texture Height |
Channels |
Texture Number of Channels (in bytes) |
DefaultColor |
The background color for the texture |
Mipmap |
Create Mipmap? |
ClampMode |
Defines the CLAMP MODE |
CompressTexture |
If use the DXT compression on the texture loading ( if the card can display them, will convert RGB to DXT1, RGBA to DXT5 ) |
KeepLocalCopy |
Keep the array data copy. ( useful if want to reload the texture ) |
Filename |
A filename to recognize the texture. |
Returns:
The created texture
Texture* loadFromPixels( const unsigned char* Pixels, const unsigned int& Width, const unsigned int& Height, const unsigned int& Channels, const bool& Mipmap = false, const Texture::ClampMode& ClampMode = Texture::ClampMode::ClampToEdge, const bool& CompressTexture = false, const bool& KeepLocalCopy = false, const std::string& FileName = std::string("") )
Loads a RAW Texture from Memory
Parameters:
Pixels |
The Texture array |
Width |
Texture Width |
Height |
Texture Height |
Channels |
Texture Number of Channels (in bytes) |
Mipmap |
Create Mipmap? |
ClampMode |
Defines the CLAMP MODE |
CompressTexture |
If use the DXT compression on the texture loading ( if the card can display them, will convert RGB to DXT1, RGBA to DXT5 ) |
KeepLocalCopy |
Keep the array data copy. ( useful if want to reload the texture ) |
FileName |
A filename to recognize the texture ( the path in case that was loaded from outside the texture factory ). |
Returns:
The texture loaded or null if error
Texture* loadFromPack( Pack* Pack, const std::string& FilePackPath, const bool& Mipmap = false, const Texture::ClampMode& ClampMode = Texture::ClampMode::ClampToEdge, const bool& CompressTexture = false, const bool& KeepLocalCopy = false, const Image::FormatConfiguration& imageformatConfiguration = Image::FormatConfiguration() )
Load a texture from Pack file
Parameters:
Pack |
Pointer to the pack instance |
FilePackPath |
The path of the file inside the pack |
Mipmap |
Create Mipmap? |
ClampMode |
Defines the CLAMP MODE |
CompressTexture |
If use the DXT compression on the texture loading ( if the card can display them, will convert RGB to DXT1, RGBA to DXT5 ) |
KeepLocalCopy |
Keep the array data copy. ( useful if want to reload the texture ) |
imageformatConfiguration |
The specific image format configuration to use when decoding the image. |
Returns:
The texture loaded or null if error
Texture* loadFromMemory( const unsigned char* ImagePtr, const unsigned int& Size, const bool& Mipmap = false, const Texture::ClampMode& ClampMode = Texture::ClampMode::ClampToEdge, const bool& CompressTexture = false, const bool& KeepLocalCopy = false, const Image::FormatConfiguration& imageformatConfiguration = Image::FormatConfiguration() )
Load a texture from memory
Parameters:
ImagePtr |
The image data in RAM just as if it were still in a file |
Size |
The size of the texture ( Width * Height * BytesPerPixel ) |
Mipmap |
Use mipmaps? |
ClampMode |
Defines the CLAMP MODE |
CompressTexture |
If use the DXT compression on the texture loading ( if the card can display them, will convert RGB to DXT1, RGBA to DXT5 ) |
KeepLocalCopy |
Keep the array data copy. ( useful if want to reload the texture ) |
imageformatConfiguration |
The specific image format configuration to use when decoding the image. |
Returns:
The texture loaded or null if error
Texture* loadFromStream(IOStream& Stream, const bool& Mipmap = false, const Texture::ClampMode& ClampMode = Texture::ClampMode::ClampToEdge, const bool& CompressTexture = false, const bool& KeepLocalCopy = false, const Image::FormatConfiguration& imageformatConfiguration = Image::FormatConfiguration())
Load a Texture from stream
Parameters:
Stream |
The IOStream instance |
Mipmap |
Use mipmaps? |
ClampMode |
Defines the CLAMP MODE |
CompressTexture |
If use the DXT compression on the texture loading ( if the card can display them, will convert RGB to DXT1, RGBA to DXT5 ) |
KeepLocalCopy |
Keep the array data copy. ( useful if want to reload the texture ) |
imageformatConfiguration |
The specific image format configuration to use when decoding the image. |
Returns:
The texture loaded or null if error
Texture* loadFromFile(const std::string& Filepath, const bool& Mipmap = false, const Texture::ClampMode& ClampMode = Texture::ClampMode::ClampToEdge, const bool& CompressTexture = false, const bool& KeepLocalCopy = false, const Image::FormatConfiguration& imageformatConfiguration = Image::FormatConfiguration())
Load a Texture from a file path
Parameters:
Filepath |
The path for the texture |
Mipmap |
Use mipmaps? |
ClampMode |
Defines the CLAMP MODE |
CompressTexture |
If use the DXT compression on the texture loading ( if the card can display them, will convert RGB to DXT1, RGBA to DXT5 ) |
KeepLocalCopy |
Keep the array data copy. ( useful if want to reload the texture ) |
imageformatConfiguration |
The specific image format configuration to use when decoding the image. |
Returns:
The texture loaded or null if error
bool remove(Uint32 TexId)
Removes and Unload the Texture Id
Parameters:
TexId |
Returns:
True if was removed
bool remove(Texture* texture)
Removes and Unload the Texture
Parameters:
texture |
The texture pointer |
Returns:
True if was removed
void reloadAllTextures()
Reload all loaded textures to recover the OpenGL context
void bind(const Uint32& TexId, Texture::CoordinateType coordinateType = Texture::CoordinateType::Normalized, const Uint32& textureUnit = 0, const bool& forceRebind = false)
Bind the the internal Texture Id indicated. This is useful if you are rendering a texture outside this class.
Parameters:
TexId |
The internal Texture Id |
coordinateType |
Use normalized or pixel coordinates |
textureUnit |
The Texture Unit binded |
forceRebind |
Force the texture bind (even if is already binded ). |
void bind(const Texture* Tex, Texture::CoordinateType coordinateType = Texture::CoordinateType::Normalized, const Uint32& TextureUnit = 0, const bool& forceRebind = false)
Bind the the Texture indicated. This is useful if you are rendering a texture outside this class.
Parameters:
Tex |
The Texture Pointer |
coordinateType |
Selects the coordinate type to use with the binded texture. |
TextureUnit |
The Texture Unit binded |
forceRebind |
Force the texture bind (even if is already binded ). |
Uint32 getTextureId(const Uint32& TexId)
Parameters:
TexId |
The internal Texture Id |
Returns:
The OpenGL Texture Id (texture handler)
int getCurrentTexture(const Uint32& TextureUnit = 0) const
Parameters:
TextureUnit |
The Texture Unit binded |
Returns:
The real current texture id (OpenGL Texture Id)
void setCurrentTexture(const int& TexId, const Uint32& TextureUnit)
Set the current internal texture id. This will set the TexId as the current texture binded.
Parameters:
TexId |
The real current texture id (OpenGL Texture Id) |
TextureUnit |
The Texture Unit binded |
Uint32 getTextureCount() const
Returns the number of textures loaded
std::vector<Texture*> getTextures()
Returns:
All the active textures
void setActiveTextureUnit(const Uint32& Unit)
Active a texture unit
unsigned int getValidTextureSize(const unsigned int& Size)
Parameters:
Size |
Returns:
A valid texture size for the video card (checks if support non power of two textures)
bool existsId(const Uint32& TexId)
Determine if the TextureId passed exists
Texture* getTexture(const Uint32& TexId)
Returns:
A pointer to the Texture
void grabTextures()
Get a local copy for all the textures
void ungrabTextures()
Reload all the grabed textures
void allocate(const unsigned int& size)
Allocate space for Textures (only works if EE_ALLOC_TEXTURES_ON_VECTOR is defined)
unsigned int getTextureMemorySize()
Returns:
The memory used by the textures (in bytes)
Texture* pushTexture( const std::string& Filepath, const Uint32& TexId, const unsigned int& Width, const unsigned int& Height, const unsigned int& ImgWidth, const unsigned int& ImgHeight, const bool& Mipmap, const unsigned int& Channels, const Texture::ClampMode& ClampMode, const bool& CompressTexture, const bool& LocalCopy = false, const Uint32& MemSize = 0 )
It’s possible to create textures outside the texture factory loader, but the library will need to know of this texture, so it’s necessary to push the texture to the factory.
Parameters:
Filepath |
The Texture path ( if exists ) |
TexId |
The OpenGL Texture Id |
Width |
Texture Width |
Height |
Texture Height |
ImgWidth |
Image Width. |
ImgHeight |
Image Height |
Mipmap |
Tell if the texture has mipmaps |
Channels |
Texture number of Channels ( bytes per pixel ) |
ClampMode |
The Texture Clamp Mode |
CompressTexture |
The texture is compressed? |
LocalCopy |
If keep a local copy in memory of the texture |
MemSize |
The size of the texture in memory ( just if you need to specify the real size in memory, just useful to calculate the total texture memory ). |
Texture* getByName(const std::string& Name)
Return a texture by it file path name
Parameters:
Name |
File path name |
Returns:
The texture, NULL if not exists.
Texture* getByHash(const String::HashType& hash)
Return a texture by it hash path name
Parameters:
Hash |
The file path hash |
Returns:
The texture, NULL if not exists