mirror of
https://github.com/OpenMW/openmw.git
synced 2025-10-26 08:56:37 +00:00
109 lines
3.5 KiB
C++
109 lines
3.5 KiB
C++
#ifndef SH_MATERIALINSTANCE_H
|
|
#define SH_MATERIALINSTANCE_H
|
|
|
|
#include <vector>
|
|
#include <fstream>
|
|
|
|
#include "PropertyBase.hpp"
|
|
#include "Platform.hpp"
|
|
#include "MaterialInstancePass.hpp"
|
|
|
|
namespace sh
|
|
{
|
|
class Factory;
|
|
|
|
typedef std::vector<MaterialInstancePass> PassVector;
|
|
|
|
/**
|
|
* @brief
|
|
* Allows you to be notified when a certain configuration for a material was just about to be created. \n
|
|
* Useful for adjusting some properties prior to the material being created (Or you could also re-create
|
|
* the whole material from scratch, i.e. use this as a method to create this material entirely in code)
|
|
*/
|
|
class MaterialInstanceListener
|
|
{
|
|
public:
|
|
virtual void requestedConfiguration (MaterialInstance* m, const std::string& configuration) = 0; ///< called before creating
|
|
virtual void createdConfiguration (MaterialInstance* m, const std::string& configuration) = 0; ///< called after creating
|
|
virtual ~MaterialInstanceListener(){}
|
|
};
|
|
|
|
/**
|
|
* @brief
|
|
* A specific material instance, which has all required properties set
|
|
* (for example the diffuse & normal map, ambient/diffuse/specular values). \n
|
|
* Depending on these properties, the system will automatically select a shader permutation
|
|
* that suits these and create the backend materials / passes (provided by the \a Platform class).
|
|
*/
|
|
class MaterialInstance : public PropertySetGet
|
|
{
|
|
public:
|
|
MaterialInstance (const std::string& name, Factory* f);
|
|
virtual ~MaterialInstance ();
|
|
|
|
PassVector* getParentPasses(); ///< gets the passes of the top-most parent
|
|
|
|
PassVector* getPasses(); ///< get our passes (for derived materials, none)
|
|
|
|
MaterialInstancePass* createPass ();
|
|
void deletePass (unsigned int index);
|
|
|
|
/// @attention Because the backend material passes are created on demand, the returned material here might not contain anything yet!
|
|
/// The only place where you should use this method, is for the MaterialInstance given by the MaterialListener::materialCreated event!
|
|
Material* getMaterial();
|
|
|
|
/// attach a \a MaterialInstanceListener to this specific material (as opposed to \a MaterialListener, which listens to all materials)
|
|
void setListener (MaterialInstanceListener* l) { mListener = l; }
|
|
|
|
std::string getName() { return mName; }
|
|
|
|
virtual void setProperty (const std::string& name, PropertyValuePtr value);
|
|
|
|
void setSourceFile(const std::string& sourceFile) { mSourceFile = sourceFile; }
|
|
|
|
std::string getSourceFile() { return mSourceFile; }
|
|
///< get the name of the file this material was read from, or empty if it was created dynamically by code
|
|
|
|
private:
|
|
void setParentInstance (const std::string& name);
|
|
std::string getParentInstance ();
|
|
|
|
void create (Platform* platform);
|
|
bool createForConfiguration (const std::string& configuration, unsigned short lodIndex);
|
|
|
|
void destroyAll ();
|
|
|
|
void setShadersEnabled (bool enabled);
|
|
|
|
void save (std::ofstream& stream);
|
|
|
|
bool mFailedToCreate;
|
|
|
|
friend class Factory;
|
|
|
|
|
|
private:
|
|
std::string mParentInstance;
|
|
///< this is only used during the file-loading phase. an instance could be loaded before its parent is loaded,
|
|
/// so initially only the parent's name is written to this member.
|
|
/// once all instances are loaded, the actual mParent pointer (from PropertySetGet class) can be set
|
|
|
|
std::vector< boost::shared_ptr<TextureUnitState> > mTexUnits;
|
|
|
|
MaterialInstanceListener* mListener;
|
|
|
|
PassVector mPasses;
|
|
|
|
std::string mName;
|
|
|
|
std::string mSourceFile;
|
|
|
|
boost::shared_ptr<Material> mMaterial;
|
|
|
|
bool mShadersEnabled;
|
|
|
|
Factory* mFactory;
|
|
};
|
|
}
|
|
|
|
#endif
|