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Diffstat (limited to 'scene/resources/gradient_texture.h')
| -rw-r--r-- | scene/resources/gradient_texture.h | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/scene/resources/gradient_texture.h b/scene/resources/gradient_texture.h new file mode 100644 index 0000000000..b8768ce0a8 --- /dev/null +++ b/scene/resources/gradient_texture.h @@ -0,0 +1,144 @@ +/**************************************************************************/ +/* gradient_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. */ +/**************************************************************************/ + +#ifndef GRADIENT_TEXTURE_H +#define GRADIENT_TEXTURE_H + +#include "scene/resources/texture.h" + +class GradientTexture1D : public Texture2D { + GDCLASS(GradientTexture1D, Texture2D); + +private: + Ref<Gradient> gradient; + bool update_pending = false; + RID texture; + int width = 256; + bool use_hdr = false; + + void _queue_update(); + void _update(); + +protected: + static void _bind_methods(); + +public: + void set_gradient(Ref<Gradient> p_gradient); + Ref<Gradient> get_gradient() const; + + void set_width(int p_width); + int get_width() const override; + + void set_use_hdr(bool p_enabled); + bool is_using_hdr() const; + + virtual RID get_rid() const override { return texture; } + virtual int get_height() const override { return 1; } + virtual bool has_alpha() const override { return true; } + + virtual Ref<Image> get_image() const override; + + GradientTexture1D(); + virtual ~GradientTexture1D(); +}; + +class GradientTexture2D : public Texture2D { + GDCLASS(GradientTexture2D, Texture2D); + +public: + enum Fill { + FILL_LINEAR, + FILL_RADIAL, + FILL_SQUARE, + }; + enum Repeat { + REPEAT_NONE, + REPEAT, + REPEAT_MIRROR, + }; + +private: + Ref<Gradient> gradient; + mutable RID texture; + + int width = 64; + int height = 64; + + bool use_hdr = false; + + Vector2 fill_from; + Vector2 fill_to = Vector2(1, 0); + + Fill fill = FILL_LINEAR; + Repeat repeat = REPEAT_NONE; + + float _get_gradient_offset_at(int x, int y) const; + + bool update_pending = false; + void _queue_update(); + void _update(); + +protected: + static void _bind_methods(); + +public: + void set_gradient(Ref<Gradient> p_gradient); + Ref<Gradient> get_gradient() const; + + void set_width(int p_width); + virtual int get_width() const override; + void set_height(int p_height); + virtual int get_height() const override; + + void set_use_hdr(bool p_enabled); + bool is_using_hdr() const; + + void set_fill(Fill p_fill); + Fill get_fill() const; + void set_fill_from(Vector2 p_fill_from); + Vector2 get_fill_from() const; + void set_fill_to(Vector2 p_fill_to); + Vector2 get_fill_to() const; + + void set_repeat(Repeat p_repeat); + Repeat get_repeat() const; + + virtual RID get_rid() const override; + virtual bool has_alpha() const override { return true; } + virtual Ref<Image> get_image() const override; + + GradientTexture2D(); + virtual ~GradientTexture2D(); +}; + +VARIANT_ENUM_CAST(GradientTexture2D::Fill); +VARIANT_ENUM_CAST(GradientTexture2D::Repeat); + +#endif // GRADIENT_TEXTURE_H |