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#ifndef GLW_TEXTURE_H
#define GLW_TEXTURE_H
#include "./renderable.h"
namespace glw
{
class TextureSampleMode
{
public:
typedef void BaseType;
typedef TextureSampleMode ThisType;
GLenum minFilter;
GLenum magFilter;
GLenum wrapS;
GLenum wrapT;
GLenum wrapR;
TextureSampleMode(void)
{
this->clear();
}
TextureSampleMode(GLenum rMinFilter, GLenum rMagFilter, GLenum rWrapS, GLenum rWrapT, GLenum rWrapR)
: minFilter (rMinFilter)
, magFilter (rMagFilter)
, wrapS (rWrapS)
, wrapT (rWrapT)
, wrapR (rWrapR)
{
;
}
void clear(void)
{
this->minFilter = GLW_DONT_CARE;
this->magFilter = GLW_DONT_CARE;
this->wrapS = GLW_DONT_CARE;
this->wrapT = GLW_DONT_CARE;
this->wrapR = GLW_DONT_CARE;
}
static TextureSampleMode dontCare(void)
{
return ThisType();
}
static TextureSampleMode texelFetch(void)
{
return ThisType(GL_NEAREST, GL_NEAREST, GL_CLAMP_TO_EDGE, GL_CLAMP_TO_EDGE, GL_CLAMP_TO_EDGE);
}
};
inline TextureSampleMode textureSampleMode(GLenum minFilter = GLW_DONT_CARE, GLenum magFilter = GLW_DONT_CARE, GLenum wrapS = GLW_DONT_CARE, GLenum wrapT = GLW_DONT_CARE, GLenum wrapR = GLW_DONT_CARE)
{
return TextureSampleMode(minFilter, magFilter, wrapS, wrapT, wrapR);
}
class TextureArguments : public RenderableArguments
{
public:
typedef RenderableArguments BaseType;
typedef TextureArguments ThisType;
TextureArguments(void)
{
this->clear();
}
void clear(void)
{
BaseType::clear();
}
};
class Texture : public Renderable
{
friend class Context;
public:
typedef Renderable BaseType;
typedef Texture ThisType;
virtual ~Texture(void)
{
this->destroy();
}
protected:
Texture(Context * ctx)
: BaseType(ctx)
{
;
}
virtual void doDestroy(void)
{
glDeleteTextures(1, &(this->m_name));
}
};
namespace detail { template <> struct BaseOf <Texture> { typedef Renderable Type; }; };
typedef detail::ObjectSharedPointerTraits <Texture> ::Type TexturePtr;
class SafeTexture : public SafeRenderable
{
friend class Context;
friend class BoundTexture;
public:
typedef SafeRenderable BaseType;
typedef SafeTexture ThisType;
SafeTexture(void)
: BaseType()
{
;
}
protected:
SafeTexture(const TexturePtr & texture)
: BaseType(texture)
{
;
}
const TexturePtr & object(void) const
{
return static_cast<const TexturePtr &>(BaseType::object());
}
TexturePtr & object(void)
{
return static_cast<TexturePtr &>(BaseType::object());
}
};
namespace detail { template <> struct BaseOf <SafeTexture> { typedef SafeRenderable Type; }; };
namespace detail { template <> struct ObjectBase <SafeTexture> { typedef Texture Type; }; };
namespace detail { template <> struct ObjectSafe <Texture > { typedef SafeTexture Type; }; };
typedef detail::ObjectSharedPointerTraits <SafeTexture> ::Type TextureHandle;
class TextureBindingParams : public RenderableBindingParams
{
public:
typedef RenderableBindingParams BaseType;
typedef TextureBindingParams ThisType;
TextureBindingParams(void)
: BaseType()
{
;
}
TextureBindingParams(GLenum aTarget, GLenum aUnit)
: BaseType(aTarget, aUnit)
{
;
}
};
class BoundTexture : public BoundRenderable
{
friend class Context;
public:
typedef BoundRenderable BaseType;
typedef BoundTexture ThisType;
BoundTexture(void)
: BaseType()
{
;
}
const TextureHandle & handle(void) const
{
return static_cast<const TextureHandle &>(BaseType::handle());
}
TextureHandle & handle(void)
{
return static_cast<TextureHandle &>(BaseType::handle());
}
protected:
BoundTexture(const TextureHandle & handle, const TextureBindingParams & params)
: BaseType(handle, params)
{
;
}
const TexturePtr & object(void) const
{
return this->handle()->object();
}
TexturePtr & object(void)
{
return this->handle()->object();
}
virtual void bind(void)
{
glActiveTexture(GL_TEXTURE0 + this->m_unit);
glBindTexture(this->m_target, this->object()->name());
}
virtual void unbind(void)
{
glActiveTexture(GL_TEXTURE0 + this->m_unit);
glBindTexture(this->m_target, 0);
}
};
namespace detail { template <> struct ParamsOf <BoundTexture> { typedef TextureBindingParams Type; }; };
namespace detail { template <> struct BaseOf <BoundTexture> { typedef BoundObject Type; }; };
namespace detail { template <> struct ObjectBase <BoundTexture> { typedef Texture Type; }; };
namespace detail { template <> struct ObjectBound <Texture > { typedef BoundTexture Type; }; };
typedef detail::ObjectSharedPointerTraits <BoundTexture> ::Type BoundTextureHandle;
};
#endif // GLW_TEXTURE_H
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