initial commit, 4.5 stable

scene/resources/curve_texture.h

@@ -0,0 +1,117 @@
+/**************************************************************************/
+/*  curve_texture.h                                                       */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             GODOT ENGINE                               */
+/*                        https://godotengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
+/*                                                                        */
+/* Permission is hereby granted, free of charge, to any person obtaining  */
+/* a copy of this software and associated documentation files (the        */
+/* "Software"), to deal in the Software without restriction, including    */
+/* without limitation the rights to use, copy, modify, merge, publish,    */
+/* distribute, sublicense, and/or sell copies of the Software, and to     */
+/* permit persons to whom the Software is furnished to do so, subject to  */
+/* the following conditions:                                              */
+/*                                                                        */
+/* The above copyright notice and this permission notice shall be         */
+/* included in all copies or substantial portions of the Software.        */
+/*                                                                        */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
+/**************************************************************************/
+
+#pragma once
+
+#include "scene/resources/texture.h"
+
+class CurveTexture : public Texture2D {
+	GDCLASS(CurveTexture, Texture2D);
+	RES_BASE_EXTENSION("curvetex")
+public:
+	enum TextureMode {
+		TEXTURE_MODE_RGB,
+		TEXTURE_MODE_RED,
+	};
+
+private:
+	mutable RID _texture;
+	Ref<Curve> _curve;
+	int _width = 256;
+	int _current_width = 0;
+	TextureMode texture_mode = TEXTURE_MODE_RGB;
+	TextureMode _current_texture_mode = TEXTURE_MODE_RGB;
+
+	void _update();
+
+protected:
+	static void _bind_methods();
+
+public:
+	void set_width(int p_width);
+	int get_width() const override;
+
+	void set_texture_mode(TextureMode p_mode);
+	TextureMode get_texture_mode() const;
+
+	void ensure_default_setup(float p_min = 0, float p_max = 1);
+
+	void set_curve(Ref<Curve> p_curve);
+	Ref<Curve> get_curve() const;
+
+	virtual RID get_rid() const override;
+
+	virtual int get_height() const override { return 1; }
+	virtual bool has_alpha() const override { return false; }
+
+	~CurveTexture();
+};
+
+VARIANT_ENUM_CAST(CurveTexture::TextureMode)
+
+class CurveXYZTexture : public Texture2D {
+	GDCLASS(CurveXYZTexture, Texture2D);
+	RES_BASE_EXTENSION("curvetex")
+
+private:
+	mutable RID _texture;
+	Ref<Curve> _curve_x;
+	Ref<Curve> _curve_y;
+	Ref<Curve> _curve_z;
+	int _width = 256;
+	int _current_width = 0;
+
+	void _update();
+
+protected:
+	static void _bind_methods();
+
+public:
+	void set_width(int p_width);
+	int get_width() const override;
+
+	void ensure_default_setup(float p_min = 0, float p_max = 1);
+
+	void set_curve_x(Ref<Curve> p_curve);
+	Ref<Curve> get_curve_x() const;
+
+	void set_curve_y(Ref<Curve> p_curve);
+	Ref<Curve> get_curve_y() const;
+
+	void set_curve_z(Ref<Curve> p_curve);
+	Ref<Curve> get_curve_z() const;
+
+	virtual RID get_rid() const override;
+
+	virtual int get_height() const override { return 1; }
+	virtual bool has_alpha() const override { return false; }
+
+	~CurveXYZTexture();
+};