fixed regression with internal shaders and multiple effects paths

project/effect.h

@@ -26,13 +26,13 @@ class CheckboxEx;
 class KeyframeDelete;
 
 struct EffectMeta {
-    QString name;
-    QString category;
-    QString filename;
+	QString name;
+	QString category;
+	QString filename;
 	QString path;
 	int internal;
 	int type;
-    int subtype;
+	int subtype;
 };
 
 extern QVector<EffectMeta> effects;
@@ -74,33 +74,33 @@ extern QMutex effects_loaded;
 #define KEYFRAME_TYPE_HOLD 2
 
 struct GLTextureCoords {
-    int grid_size;
+	int grid_size;
 
 	int vertexTopLeftX;
 	int vertexTopLeftY;
-    int vertexTopLeftZ;
+	int vertexTopLeftZ;
 	int vertexTopRightX;
 	int vertexTopRightY;
-    int vertexTopRightZ;
+	int vertexTopRightZ;
 	int vertexBottomLeftX;
 	int vertexBottomLeftY;
-    int vertexBottomLeftZ;
+	int vertexBottomLeftZ;
 	int vertexBottomRightX;
 	int vertexBottomRightY;
-    int vertexBottomRightZ;
+	int vertexBottomRightZ;
 
-    float textureTopLeftX;
-    float textureTopLeftY;
-    float textureTopLeftQ;
-    float textureTopRightX;
-    float textureTopRightY;
-    float textureTopRightQ;
-    float textureBottomRightX;
-    float textureBottomRightY;
-    float textureBottomRightQ;
-    float textureBottomLeftX;
-    float textureBottomLeftY;
-    float textureBottomLeftQ;
+	float textureTopLeftX;
+	float textureTopLeftY;
+	float textureTopLeftQ;
+	float textureTopRightX;
+	float textureTopRightY;
+	float textureTopRightQ;
+	float textureBottomRightX;
+	float textureBottomRightY;
+	float textureBottomRightQ;
+	float textureBottomLeftX;
+	float textureBottomLeftY;
+	float textureBottomLeftQ;
 };
 
 qint16 mix_audio_sample(qint16 a, qint16 b);
@@ -114,21 +114,21 @@ class Effect : public QObject {
 public:
 	Effect(Clip* c, const EffectMeta* em);
 	~Effect();
-    Clip* parent_clip;
+	Clip* parent_clip;
 	const EffectMeta* meta;
-    int id;
+	int id;
 	QString name;
 	CollapsibleWidget* container;
 
-    EffectRow* add_row(const QString &name, bool savable = true);
+	EffectRow* add_row(const QString &name, bool savable = true);
 	EffectRow* row(int i);
 	int row_count();
 
-    EffectGizmo* add_gizmo(int type);
-    EffectGizmo* gizmo(int i);
-    int gizmo_count();
+	EffectGizmo* add_gizmo(int type);
+	EffectGizmo* gizmo(int i);
+	int gizmo_count();
 
-    bool is_enabled();
+	bool is_enabled();
 	void set_enabled(bool b);
 
 	virtual void refresh();
@@ -137,7 +137,7 @@ public:
 	void copy_field_keyframes(Effect *e);
 
 	void load(QXmlStreamReader& stream);
-    void save(QXmlStreamWriter& stream);
+	void save(QXmlStreamWriter& stream);
 
 	// glsl handling
 	void open();
@@ -147,24 +147,24 @@ public:
 
 	bool enable_shader;
 	bool enable_coords;
-    bool enable_superimpose;
-    bool enable_image;
+	bool enable_superimpose;
+	bool enable_image;
 
 	int getIterations();
 	void setIterations(int i);
 
 	const char* ffmpeg_filter;
 
-    virtual void process_image(double timecode, uint8_t* data, int size);
+	virtual void process_image(double timecode, uint8_t* data, int size);
 	virtual void process_shader(double timecode, GLTextureCoords&);
-    virtual void process_coords(double timecode, GLTextureCoords& coords, int data);
+	virtual void process_coords(double timecode, GLTextureCoords& coords, int data);
 	virtual GLuint process_superimpose(double timecode);
 	virtual void process_audio(double timecode_start, double timecode_end, quint8* samples, int nb_bytes, int channel_count);
 
-    virtual void gizmo_draw(double timecode, GLTextureCoords& coords);
-    void gizmo_move(EffectGizmo* sender, int x_movement, int y_movement, double timecode, bool done);
-    void gizmo_world_to_screen();
-    bool are_gizmos_enabled();
+	virtual void gizmo_draw(double timecode, GLTextureCoords& coords);
+	void gizmo_move(EffectGizmo* sender, int x_movement, int y_movement, double timecode, bool done);
+	void gizmo_world_to_screen();
+	bool are_gizmos_enabled();
 public slots:
 	void field_changed();
 private slots:
@@ -182,17 +182,17 @@ protected:
 	QImage img;
 	QOpenGLTexture* texture;
 
-    // enable effect to update constantly
-    bool enable_always_update;
+	// enable effect to update constantly
+	bool enable_always_update;
 private:
 	// superimpose effect
 	QString script;
 
 	bool isOpen;
 	QVector<EffectRow*> rows;
-    QVector<EffectGizmo*> gizmos;
+	QVector<EffectGizmo*> gizmos;
 	QGridLayout* ui_layout;
-    QWidget* ui;
+	QWidget* ui;
 	bool bound;
 
 	// superimpose functions
@@ -201,6 +201,7 @@ private:
 	QVector<QVariant> cachedValues;
 	void delete_texture();
 	int get_index_in_clip();
+	void validate_meta_path();
 };
 
 class EffectInit : public QThread {