/
MaterialManager.h
119 lines (83 loc) · 3.6 KB
/
MaterialManager.h
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#pragma once
#include "ishaders.h"
#include "imodule.h"
#include <functional>
#include "ShaderLibrary.h"
#include "textures/GLTextureManager.h"
namespace shaders
{
/**
* \brief
* Implementation of the IMaterialManager for Doom 3 .
*/
class MaterialManager :
public IMaterialManager
{
// The shaderlibrary stores all the known templates
// as well as the active shaders
ShaderLibraryPtr _library;
// The manager that handles the texture caching.
GLTextureManagerPtr _textureManager;
// Active shaders list changed signal
sigc::signal<void()> _signalActiveShadersChanged;
// Flag to indicate whether the active shaders callback should be invoked
bool _enableActiveUpdates;
sigc::signal<void(const std::string&)> _sigMaterialCreated;
sigc::signal<void(const std::string&, const std::string&)> _sigMaterialRenamed;
sigc::signal<void(const std::string&)> _sigMaterialRemoved;
sigc::connection _materialsReloadedSignal;
public:
MaterialManager();
sigc::signal<void(const std::string&)>& signal_materialCreated() override;
sigc::signal<void(const std::string&, const std::string&)>& signal_materialRenamed() override;
sigc::signal<void(const std::string&)>& signal_materialRemoved() override;
// Return a shader by name
MaterialPtr getMaterial(const std::string& name) override;
bool materialExists(const std::string& name) override;
bool materialCanBeModified(const std::string& name) override;
void foreachShaderName(const ShaderNameCallback& callback) override;
void activeShadersChangedNotify();
// Enable or disable the active shaders callback
void setActiveShaderUpdates(bool v) override {
_enableActiveUpdates = v;
}
const char* getTexturePrefix() const override;
/**
* greebo: Traverse all shaders using the given visitor class.
*/
void foreachMaterial(const std::function<void(const MaterialPtr&)>& func) override;
/* greebo: Loads an image from disk and creates a basic shader
* object out of it (i.e. only diffuse and editor image are non-empty).
*/
TexturePtr loadTextureFromFile(const std::string& filename) override;
GLTextureManager& getTextureManager();
// Get default textures for D,B,S layers
TexturePtr getDefaultInteractionTexture(IShaderLayer::Type t) override;
IShaderExpression::Ptr createShaderExpressionFromString(const std::string& exprStr) override;
MaterialPtr createEmptyMaterial(const std::string& name) override;
MaterialPtr copyMaterial(const std::string& nameOfOriginal, const std::string& nameOfCopy) override;
bool renameMaterial(const std::string& oldName, const std::string& newName) override;
void removeMaterial(const std::string& name) override;
void saveMaterial(const std::string& name) override;
// Look up a table def, return NULL if not found
ITableDefinition::Ptr getTable(const std::string& name) override;
void reloadImages() override;
public:
sigc::signal<void()> signal_activeShadersChanged() const override;
// RegisterableModule implementation
const std::string& getName() const override;
const StringSet& getDependencies() const override;
void initialiseModule(const IApplicationContext& ctx) override;
void shutdownModule() override;
private:
// This attaches this class as Observer to the Filesystem
void construct();
void destroy();
// Unloads all the existing shaders and calls activeShadersChangedNotify()
void freeShaders();
void onMaterialDefsReloaded();
};
typedef std::shared_ptr<MaterialManager> MaterialManagerPtr;
MaterialManagerPtr GetShaderSystem();
GLTextureManager& GetTextureManager();
} // namespace shaders