Differential D2889 Diff 10804 source/blender/makesrna/intern/rna_brush.c

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source/blender/makesrna/intern/rna_brush.c

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	#include "DNA_texture_types.h"	#include "DNA_texture_types.h"
	#include "DNA_scene_types.h"	#include "DNA_scene_types.h"
	#include "DNA_object_types.h"	#include "DNA_object_types.h"
		#include "DNA_workspace_types.h"
		#include "DNA_gpencil_types.h"

	#include "BLI_math.h"	#include "BLI_math.h"

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	{0, NULL, 0, NULL, NULL}	{0, NULL, 0, NULL, NULL}
	};	};

		#ifndef RNA_RUNTIME
		static EnumPropertyItem rna_enum_gpencil_brush_types_items[] = {
		{ GP_BRUSH_TYPE_DRAW, "DRAW", ICON_GREASEPENCIL_STROKE_PAINT, "Draw", "The brush is of type used for drawing strokes" },
		{ GP_BRUSH_TYPE_FILL, "FILL", ICON_COLOR, "Fill", "The brush is of type used for filling areas" },
		{ GP_BRUSH_TYPE_ERASE, "ERASE", ICON_PANEL_CLOSE, "Erase", "The brush is used for erasing strokes" },
		{ 0, NULL, 0, NULL, NULL }
		};

		static EnumPropertyItem rna_enum_gpencil_brush_eraser_modes_items[] = {
		{ GP_BRUSH_ERASER_SOFT, "SOFT", 0, "Soft", "Use soft eraser" },
		{ GP_BRUSH_ERASER_HARD, "HARD", 0, "Hard", "Use hard eraser" },
		{ GP_BRUSH_ERASER_STROKE, "STROKE", 0, "Stroke", "Use stroke eraser" },
		{ 0, NULL, 0, NULL, NULL }
		};

		static EnumPropertyItem rna_enum_gpencil_fill_draw_modes_items[] = {
		{ GP_FILL_DMODE_STROKE, "STROKE", 0, "Strokes", "Use visible strokes as fill boundary limits" },
		{ GP_FILL_DMODE_CONTROL, "CONTROL", 0, "Control", "Use internal control lines as fill boundary limits" },
		{ GP_FILL_DMODE_BOTH, "BOTH", 0, "Both", "Use visible strokes and control lines as fill boundary limits" },
		{ 0, NULL, 0, NULL, NULL }
		};

		static EnumPropertyItem rna_enum_gpencil_brush_icons_items[] = {
		{ GPBRUSH_PENCIL, "PENCIL", ICON_GPBRUSH_PENCIL, "Pencil", "" },
		{ GPBRUSH_PEN, "PEN", ICON_GPBRUSH_PEN, "Pen", "" },
		{ GPBRUSH_INK, "INK", ICON_GPBRUSH_INK, "Ink", "" },
		{ GPBRUSH_INKNOISE, "INKNOISE", ICON_GPBRUSH_INKNOISE, "Ink Noise", "" },
		{ GPBRUSH_BLOCK, "BLOCK", ICON_GPBRUSH_BLOCK, "Block", "" },
		{ GPBRUSH_MARKER, "MARKER", ICON_GPBRUSH_MARKER, "Marker", "" },
		{ GPBRUSH_FILL, "FILL", ICON_GPBRUSH_FILL, "Fill", "" },
		{ GPBRUSH_ERASE_SOFT, "SOFT", ICON_GPBRUSH_ERASE_SOFT, "Eraser Soft", "" },
		{ GPBRUSH_ERASE_HARD, "HARD", ICON_GPBRUSH_ERASE_HARD, "Eraser Hard", "" },
		{ GPBRUSH_ERASE_STROKE, "STROKE", ICON_GPBRUSH_ERASE_STROKE, "Eraser Stroke", "" },
		{ 0, NULL, 0, NULL, NULL }
		};
		#endif


	#ifdef RNA_RUNTIME	#ifdef RNA_RUNTIME

	#include "MEM_guardedalloc.h"	#include "MEM_guardedalloc.h"
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	return brush_stroke_method_items;	return brush_stroke_method_items;
	}	}
	}	}

		/* Grease pencil Drawing Brushes */
		static void rna_brush_gpencil_default_eraser(Main bmain, Scene scene, PointerRNA *UNUSED(ptr))
		{
		ToolSettings *ts = scene->toolsettings;
		Paint *paint = &ts->gp_paint->paint;
		Brush *brush_cur = paint->brush;

		/* disable default eraser in all brushes */
		for (Brush *brush = bmain->brush.first; brush; brush = brush->id.next) {
		if ((brush != brush_cur) &&
		(brush->ob_mode == OB_MODE_GPENCIL_PAINT) &&
		(brush->gp_brush_type == GP_BRUSH_TYPE_ERASE))
		{
		brush->gp_flag &= ~GP_BRUSH_DEFAULT_ERASER;
		}
		}
		}

		static void rna_brush_gpencil_eraser_mode(Main UNUSED(bmain), Scene scene, PointerRNA *UNUSED(ptr))
		{
		ToolSettings *ts = scene->toolsettings;
		Paint *paint = &ts->gp_paint->paint;
		Brush *brush = paint->brush;

		/* set eraser icon */
		if ((brush) && (brush->gp_brush_type == GP_BRUSH_TYPE_ERASE)) {
		switch (brush->gp_eraser_mode) {
		case GP_BRUSH_ERASER_SOFT:
		brush->gp_icon_id = GPBRUSH_ERASE_SOFT;
		break;
		case GP_BRUSH_ERASER_HARD:
		brush->gp_icon_id = GPBRUSH_ERASE_HARD;
		break;
		case GP_BRUSH_ERASER_STROKE:
		brush->gp_icon_id = GPBRUSH_ERASE_STROKE;
		break;
		default:
		brush->gp_icon_id = GPBRUSH_ERASE_SOFT;
		break;
		}
		}

		}

	#else	#else

	static void rna_def_brush_texture_slot(BlenderRNA *brna)	static void rna_def_brush_texture_slot(BlenderRNA *brna)
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	RNA_def_property_struct_type(prop, "ImapaintToolCapabilities");	RNA_def_property_struct_type(prop, "ImapaintToolCapabilities");
	RNA_def_property_pointer_funcs(prop, "rna_Imapaint_tool_capabilities_get", NULL, NULL, NULL);	RNA_def_property_pointer_funcs(prop, "rna_Imapaint_tool_capabilities_get", NULL, NULL, NULL);
	RNA_def_property_ui_text(prop, "Image Painting Capabilities", "Brush's capabilities in image paint mode");	RNA_def_property_ui_text(prop, "Image Painting Capabilities", "Brush's capabilities in image paint mode");

		campbellbartonUnsubmitted Not Done Inline Actions This can be moved into RNA sub-struct. (like userprefs does) campbellbarton: This can be moved into RNA sub-struct. (like userprefs does)
		/* grease pencil drawing brushes */
		/* Line Thickness */
		prop = RNA_def_property(srna, "line_width", PROP_INT, PROP_PIXEL);
		RNA_def_property_int_sdna(prop, NULL, "thickness");
		RNA_def_property_range(prop, 1, 1000);
		RNA_def_property_ui_range(prop, 1, 500, 1, 0);
		RNA_def_property_ui_text(prop, "Thickness", "Thickness of strokes (in pixels)");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		/* Sensitivity factor for new strokes */
		prop = RNA_def_property(srna, "pen_sensitivity_factor", PROP_FLOAT, PROP_NONE);
		RNA_def_property_float_sdna(prop, NULL, "draw_sensitivity");
		RNA_def_property_range(prop, 0.1f, 3.0f);
		RNA_def_property_ui_text(prop, "Sensitivity", "Pressure sensitivity factor for new strokes");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		/* Strength factor for new strokes */
		prop = RNA_def_property(srna, "pen_strength", PROP_FLOAT, PROP_NONE);
		RNA_def_property_float_sdna(prop, NULL, "draw_strength");
		RNA_def_property_range(prop, 0.0f, 1.0f);
		RNA_def_property_ui_text(prop, "Strength", "Color strength for new strokes (affect alpha factor of color)");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		/* Jitter factor for new strokes */
		prop = RNA_def_property(srna, "pen_jitter", PROP_FLOAT, PROP_NONE);
		RNA_def_property_float_sdna(prop, NULL, "draw_jitter");
		RNA_def_property_range(prop, 0.0f, 1.0f);
		RNA_def_property_ui_text(prop, "Jitter", "Jitter factor for new strokes");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		/* Randomnes factor for pressure */
		prop = RNA_def_property(srna, "random_pressure", PROP_FLOAT, PROP_NONE);
		RNA_def_property_float_sdna(prop, NULL, "draw_random_press");
		RNA_def_property_range(prop, 0.0f, 1.0f);
		RNA_def_property_ui_text(prop, "Pressure Randomness", "Randomness factor for pressure in new strokes");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		/* Randomnes factor for strength */
		prop = RNA_def_property(srna, "random_strength", PROP_FLOAT, PROP_NONE);
		RNA_def_property_float_sdna(prop, NULL, "draw_random_strength");
		RNA_def_property_range(prop, 0.0f, 1.0f);
		RNA_def_property_ui_text(prop, "Strength Randomness", "Randomness factor strength in new strokes");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		/* Randomnes factor for subdivision */
		prop = RNA_def_property(srna, "random_subdiv", PROP_FLOAT, PROP_NONE);
		RNA_def_property_float_sdna(prop, NULL, "draw_random_sub");
		RNA_def_property_range(prop, 0.0f, 1.0f);
		RNA_def_property_ui_text(prop, "Random Subdivision", "Randomness factor for new strokes after subdivision");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		/* Angle when brush is full size */
		prop = RNA_def_property(srna, "angle", PROP_FLOAT, PROP_ANGLE);
		RNA_def_property_float_sdna(prop, NULL, "draw_angle");
		RNA_def_property_range(prop, -M_PI_2, M_PI_2);
		RNA_def_property_ui_text(prop, "Angle",
		"Direction of the stroke at which brush gives maximal thickness "
		"(0° for horizontal)");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		/* Factor to change brush size depending of angle */
		prop = RNA_def_property(srna, "angle_factor", PROP_FLOAT, PROP_NONE);
		RNA_def_property_float_sdna(prop, NULL, "draw_angle_factor");
		RNA_def_property_range(prop, 0.0f, 1.0f);
		RNA_def_property_ui_text(prop, "Angle Factor",
		"Reduce brush thickness by this factor when stroke is perpendicular to 'Angle' direction");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		/* Smoothing factor for new strokes */
		prop = RNA_def_property(srna, "pen_smooth_factor", PROP_FLOAT, PROP_NONE);
		RNA_def_property_float_sdna(prop, NULL, "draw_smoothfac");
		RNA_def_property_range(prop, 0.0, 2.0f);
		RNA_def_property_ui_text(prop, "Smooth",
		"Amount of smoothing to apply after finish newly created strokes, to reduce jitter/noise");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		/* Iterations of the Smoothing factor */
		prop = RNA_def_property(srna, "pen_smooth_steps", PROP_INT, PROP_NONE);
		RNA_def_property_int_sdna(prop, NULL, "draw_smoothlvl");
		RNA_def_property_range(prop, 1, 3);
		RNA_def_property_ui_text(prop, "Iterations",
		"Number of times to smooth newly created strokes");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		/* Thickness smoothing factor for new strokes */
		prop = RNA_def_property(srna, "pen_thick_smooth_factor", PROP_FLOAT, PROP_NONE);
		RNA_def_property_float_sdna(prop, NULL, "gp_thick_smoothfac");
		RNA_def_property_range(prop, 0.0, 2.0f);
		RNA_def_property_ui_text(prop, "Smooth Thickness",
		"Amount of thickness smoothing to apply after finish newly created strokes, to reduce jitter/noise");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		/* Thickness iterations of the Smoothing factor */
		prop = RNA_def_property(srna, "pen_thick_smooth_steps", PROP_INT, PROP_NONE);
		RNA_def_property_int_sdna(prop, NULL, "gp_thick_smoothlvl");
		RNA_def_property_range(prop, 1, 3);
		RNA_def_property_ui_text(prop, "Iterations Thickness",
		"Number of times to smooth thickness for newly created strokes");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		/* Subdivision level for new strokes */
		prop = RNA_def_property(srna, "pen_subdivision_steps", PROP_INT, PROP_NONE);
		RNA_def_property_int_sdna(prop, NULL, "draw_subdivide");
		RNA_def_property_range(prop, 0, 3);
		RNA_def_property_ui_text(prop, "Subdivision Steps",
		"Number of times to subdivide newly created strokes, for less jagged strokes");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		/* Curves for pressure */
		prop = RNA_def_property(srna, "curve_sensitivity", PROP_POINTER, PROP_NONE);
		RNA_def_property_pointer_sdna(prop, NULL, "cur_sensitivity");
		RNA_def_property_struct_type(prop, "CurveMapping");
		RNA_def_property_ui_text(prop, "Curve Sensitivity", "Curve used for the sensitivity");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		prop = RNA_def_property(srna, "curve_strength", PROP_POINTER, PROP_NONE);
		RNA_def_property_pointer_sdna(prop, NULL, "cur_strength");
		RNA_def_property_struct_type(prop, "CurveMapping");
		RNA_def_property_ui_text(prop, "Curve Strength", "Curve used for the strength");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		prop = RNA_def_property(srna, "curve_jitter", PROP_POINTER, PROP_NONE);
		RNA_def_property_pointer_sdna(prop, NULL, "cur_jitter");
		RNA_def_property_struct_type(prop, "CurveMapping");
		RNA_def_property_ui_text(prop, "Curve Jitter", "Curve used for the jitter effect");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		/* fill threshold for transparence */
		prop = RNA_def_property(srna, "gpencil_fill_threshold", PROP_FLOAT, PROP_NONE);
		RNA_def_property_float_sdna(prop, NULL, "gp_fill_threshold");
		RNA_def_property_range(prop, 0.0f, 1.0f);
		RNA_def_property_ui_text(prop, "Threshold",
		"Threshold to consider color transparent for filling");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		/* fill leak size */
		prop = RNA_def_property(srna, "gpencil_fill_leak", PROP_INT, PROP_PIXEL);
		RNA_def_property_int_sdna(prop, NULL, "gp_fill_leak");
		RNA_def_property_range(prop, 0, 100);
		RNA_def_property_ui_text(prop, "Leak Size",
		"Size in pixels to consider the leak closed");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		/* fill simplify steps */
		prop = RNA_def_property(srna, "gpencil_fill_simplyfy_lvl", PROP_INT, PROP_NONE);
		campbellbartonUnsubmitted Not Done Inline Actions lvl -> level campbellbarton: lvl -> level
		RNA_def_property_int_sdna(prop, NULL, "gp_fill_simplylvl");
		RNA_def_property_range(prop, 0, 10);
		RNA_def_property_ui_text(prop, "Simplify",
		"Number of simplify steps (large values reduce fill accuracy)");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		prop = RNA_def_property(srna, "lazy_radius", PROP_INT, PROP_NONE);
		campbellbartonUnsubmitted Not Done Inline Actions name `stabilize` for RNA names (DNA could stay). campbellbarton: name `stabilize` for RNA names (DNA could stay).
		RNA_def_property_int_sdna(prop, NULL, "gp_lazy_radius");
		RNA_def_property_range(prop, 1, 200);
		RNA_def_property_ui_text(prop, "Distance", "Minimum distance from last point before stroke continues");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		prop = RNA_def_property(srna, "lazy_factor", PROP_FLOAT, PROP_FACTOR);
		RNA_def_property_float_sdna(prop, NULL, "gp_lazy_factor");
		RNA_def_property_range(prop, 0.5, 0.99);
		RNA_def_property_ui_text(prop, "Factor", "Higher values give a smoother stroke");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		prop = RNA_def_property(srna, "uv_random", PROP_FLOAT, PROP_FACTOR);
		RNA_def_property_float_sdna(prop, NULL, "gp_uv_random");
		RNA_def_property_range(prop, 0.0, 1.0);
		RNA_def_property_ui_text(prop, "UV Random", "Random factor for autogenerated UV rotation");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		prop = RNA_def_property(srna, "input_samples", PROP_INT, PROP_NONE);
		RNA_def_property_int_sdna(prop, NULL, "gp_input_samples");
		RNA_def_property_range(prop, 0, GP_MAX_INPUT_SAMPLES);
		RNA_def_property_ui_text(prop, "Input Samples", "Generate intermediate points for very fast mouse movements. Set to 0 to disable");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		/* active smooth factor while drawing */
		prop = RNA_def_property(srna, "active_smooth_factor", PROP_FLOAT, PROP_NONE);
		RNA_def_property_float_sdna(prop, NULL, "gp_active_smooth");
		RNA_def_property_range(prop, 0.0f, 1.0f);
		RNA_def_property_ui_text(prop, "Active Smooth",
		"Amount of smoothing while drawing ");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		/* brush standard icon */
		prop = RNA_def_property(srna, "gp_icon", PROP_ENUM, PROP_NONE);
		RNA_def_property_enum_sdna(prop, NULL, "gp_icon_id");
		RNA_def_property_enum_items(prop, rna_enum_gpencil_brush_icons_items);
		RNA_def_property_ui_text(prop, "Grease Pencil Icon", "");

		/* Flags */
		prop = RNA_def_property(srna, "use_pressure", PROP_BOOLEAN, PROP_NONE);
		RNA_def_property_boolean_sdna(prop, NULL, "gp_flag", GP_BRUSH_USE_PRESSURE);
		RNA_def_property_ui_icon(prop, ICON_STYLUS_PRESSURE, 0);
		RNA_def_property_ui_text(prop, "Use Pressure", "Use tablet pressure");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		prop = RNA_def_property(srna, "use_strength_pressure", PROP_BOOLEAN, PROP_NONE);
		RNA_def_property_boolean_sdna(prop, NULL, "gp_flag", GP_BRUSH_USE_STENGTH_PRESSURE);
		RNA_def_property_ui_icon(prop, ICON_STYLUS_PRESSURE, 0);
		RNA_def_property_ui_text(prop, "Use Pressure Strength", "Use tablet pressure for color strength");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		prop = RNA_def_property(srna, "use_jitter_pressure", PROP_BOOLEAN, PROP_NONE);
		RNA_def_property_boolean_sdna(prop, NULL, "gp_flag", GP_BRUSH_USE_JITTER_PRESSURE);
		RNA_def_property_ui_icon(prop, ICON_STYLUS_PRESSURE, 0);
		RNA_def_property_ui_text(prop, "Use Pressure Jitter", "Use tablet pressure for jitter");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		prop = RNA_def_property(srna, "use_stabilizer", PROP_BOOLEAN, PROP_NONE);
		RNA_def_property_boolean_sdna(prop, NULL, "gp_flag", GP_BRUSH_STABILIZE_MOUSE);
		RNA_def_property_boolean_default(prop, true);
		RNA_def_property_ui_text(prop, "Stabilizer",
		"Draw lines with a delay to allow smooth strokes. Press Shift key to override while drawing");

		prop = RNA_def_property(srna, "use_cursor", PROP_BOOLEAN, PROP_NONE);
		RNA_def_property_boolean_sdna(prop, NULL, "gp_flag", GP_BRUSH_ENABLE_CURSOR);
		RNA_def_property_boolean_default(prop, true);
		RNA_def_property_ui_text(prop, "Enable Cursor", "Enable cursor on screen");

		prop = RNA_def_property(srna, "gpencil_brush_type", PROP_ENUM, PROP_NONE);
		RNA_def_property_enum_sdna(prop, NULL, "gp_brush_type");
		RNA_def_property_enum_items(prop, rna_enum_gpencil_brush_types_items);
		RNA_def_property_ui_text(prop, "Type", "Category of the brush");

		prop = RNA_def_property(srna, "eraser_mode", PROP_ENUM, PROP_NONE);
		RNA_def_property_enum_sdna(prop, NULL, "gp_eraser_mode");
		RNA_def_property_enum_items(prop, rna_enum_gpencil_brush_eraser_modes_items);
		RNA_def_property_ui_text(prop, "Mode", "Eraser Mode");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, "rna_brush_gpencil_eraser_mode");

		prop = RNA_def_property(srna, "gpencil_fill_draw_mode", PROP_ENUM, PROP_NONE);
		RNA_def_property_enum_sdna(prop, NULL, "gp_fill_draw_mode");
		RNA_def_property_enum_items(prop, rna_enum_gpencil_fill_draw_modes_items);
		RNA_def_property_ui_text(prop, "Mode", "Mode to draw boundary limits");

		/* Material */
		prop = RNA_def_property(srna, "material", PROP_POINTER, PROP_NONE);
		RNA_def_property_struct_type(prop, "Material");
		RNA_def_property_flag(prop, PROP_EDITABLE \| PROP_ID_SELF_CHECK);
		RNA_def_property_ui_text(prop, "Material", "Material used when enable this brush");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, NULL);

		prop = RNA_def_property(srna, "gpencil_fill_show_boundary", PROP_BOOLEAN, PROP_NONE);
		RNA_def_property_boolean_sdna(prop, NULL, "gp_flag", GP_BRUSH_FILL_SHOW_HELPLINES);
		RNA_def_property_boolean_default(prop, true);
		RNA_def_property_ui_text(prop, "Show Lines", "Show help lines for filling to see boundaries");

		prop = RNA_def_property(srna, "gpencil_fill_hide", PROP_BOOLEAN, PROP_NONE);
		RNA_def_property_boolean_sdna(prop, NULL, "gp_flag", GP_BRUSH_FILL_HIDE);
		RNA_def_property_boolean_default(prop, true);
		RNA_def_property_ui_text(prop, "Hide", "Hide transparent lines to use as boundary for filling");

		prop = RNA_def_property(srna, "default_eraser", PROP_BOOLEAN, PROP_NONE);
		RNA_def_property_boolean_sdna(prop, NULL, "gp_flag", GP_BRUSH_DEFAULT_ERASER);
		RNA_def_property_boolean_default(prop, true);
		RNA_def_property_ui_icon(prop, ICON_UNPINNED, 1);
		RNA_def_property_ui_text(prop, "Default Eraser", "Use this brush when enable eraser with fast switch key");
		RNA_def_property_update(prop, NC_GPENCIL \| ND_DATA, "rna_brush_gpencil_default_eraser");

		prop = RNA_def_property(srna, "enable_settings", PROP_BOOLEAN, PROP_NONE);
		RNA_def_property_boolean_sdna(prop, NULL, "gp_flag", GP_BRUSH_GROUP_SETTINGS);
		RNA_def_property_ui_text(prop, "Settings", "Enable additional post processing options for new strokes");

		prop = RNA_def_property(srna, "enable_random", PROP_BOOLEAN, PROP_NONE);
		RNA_def_property_boolean_sdna(prop, NULL, "gp_flag", GP_BRUSH_GROUP_RANDOM);
		RNA_def_property_ui_text(prop, "Random Settings", "Enable random settings for brush");
	}	}


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