initial commit, 4.5 stable

scene/resources/image_texture.h

@@ -0,0 +1,203 @@
+/**************************************************************************/
+/*  image_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 BitMap;
+
+class ImageTexture : public Texture2D {
+	GDCLASS(ImageTexture, Texture2D);
+	RES_BASE_EXTENSION("tex");
+
+	mutable RID texture;
+	Image::Format format = Image::FORMAT_L8;
+	bool mipmaps = false;
+	int w = 0;
+	int h = 0;
+	Size2 size_override;
+	mutable Ref<BitMap> alpha_cache;
+	bool image_stored = false;
+
+protected:
+	virtual void reload_from_file() override;
+
+	bool _set(const StringName &p_name, const Variant &p_value);
+	bool _get(const StringName &p_name, Variant &r_ret) const;
+	void _get_property_list(List<PropertyInfo> *p_list) const;
+
+	static void _bind_methods();
+
+public:
+	void set_image(const Ref<Image> &p_image);
+	static Ref<ImageTexture> create_from_image(const Ref<Image> &p_image);
+
+	Image::Format get_format() const;
+
+	void update(const Ref<Image> &p_image);
+	Ref<Image> get_image() const override;
+
+	int get_width() const override;
+	int get_height() const override;
+
+	virtual RID get_rid() const override;
+
+	bool has_alpha() const override;
+	virtual void draw(RID p_canvas_item, const Point2 &p_pos, const Color &p_modulate = Color(1, 1, 1), bool p_transpose = false) const override;
+	virtual void draw_rect(RID p_canvas_item, const Rect2 &p_rect, bool p_tile = false, const Color &p_modulate = Color(1, 1, 1), bool p_transpose = false) const override;
+	virtual void draw_rect_region(RID p_canvas_item, const Rect2 &p_rect, const Rect2 &p_src_rect, const Color &p_modulate = Color(1, 1, 1), bool p_transpose = false, bool p_clip_uv = true) const override;
+
+	bool is_pixel_opaque(int p_x, int p_y) const override;
+
+	void set_size_override(const Size2i &p_size);
+
+	virtual void set_path(const String &p_path, bool p_take_over = false) override;
+
+	~ImageTexture();
+};
+
+class ImageTextureLayered : public TextureLayered {
+	GDCLASS(ImageTextureLayered, TextureLayered);
+
+	LayeredType layered_type;
+
+	mutable RID texture;
+	Image::Format format = Image::FORMAT_L8;
+
+	int width = 0;
+	int height = 0;
+	int layers = 0;
+	bool mipmaps = false;
+
+	Error _create_from_images(const TypedArray<Image> &p_images);
+
+	TypedArray<Image> _get_images() const;
+	void _set_images(const TypedArray<Image> &p_images);
+
+protected:
+	static void _bind_methods();
+
+public:
+	virtual Image::Format get_format() const override;
+	virtual int get_width() const override;
+	virtual int get_height() const override;
+	virtual int get_layers() const override;
+	virtual bool has_mipmaps() const override;
+	virtual LayeredType get_layered_type() const override;
+
+	Error create_from_images(Vector<Ref<Image>> p_images);
+	void update_layer(const Ref<Image> &p_image, int p_layer);
+	virtual Ref<Image> get_layer_data(int p_layer) const override;
+
+	virtual RID get_rid() const override;
+	virtual void set_path(const String &p_path, bool p_take_over = false) override;
+
+	ImageTextureLayered(LayeredType p_layered_type);
+	~ImageTextureLayered();
+};
+
+class ImageTexture3D : public Texture3D {
+	GDCLASS(ImageTexture3D, Texture3D);
+
+	mutable RID texture;
+
+	Image::Format format = Image::FORMAT_L8;
+	int width = 1;
+	int height = 1;
+	int depth = 1;
+	bool mipmaps = false;
+	bool images_stored = false;
+
+	TypedArray<Image> _get_images() const;
+	void _set_images(const TypedArray<Image> &p_images);
+
+protected:
+	static void _bind_methods();
+
+	Error _create(Image::Format p_format, int p_width, int p_height, int p_depth, bool p_mipmaps, const TypedArray<Image> &p_data);
+	void _update(const TypedArray<Image> &p_data);
+
+public:
+	virtual Image::Format get_format() const override;
+	virtual int get_width() const override;
+	virtual int get_height() const override;
+	virtual int get_depth() const override;
+	virtual bool has_mipmaps() const override;
+
+	Error create(Image::Format p_format, int p_width, int p_height, int p_depth, bool p_mipmaps, const Vector<Ref<Image>> &p_data);
+	void update(const Vector<Ref<Image>> &p_data);
+	virtual Vector<Ref<Image>> get_data() const override;
+
+	virtual RID get_rid() const override;
+	virtual void set_path(const String &p_path, bool p_take_over = false) override;
+
+	ImageTexture3D();
+	~ImageTexture3D();
+};
+
+class Texture2DArray : public ImageTextureLayered {
+	GDCLASS(Texture2DArray, ImageTextureLayered)
+
+protected:
+	static void _bind_methods();
+
+public:
+	Texture2DArray() :
+			ImageTextureLayered(LAYERED_TYPE_2D_ARRAY) {}
+
+	virtual Ref<Resource> create_placeholder() const;
+};
+
+class Cubemap : public ImageTextureLayered {
+	GDCLASS(Cubemap, ImageTextureLayered);
+
+protected:
+	static void _bind_methods();
+
+public:
+	Cubemap() :
+			ImageTextureLayered(LAYERED_TYPE_CUBEMAP) {}
+
+	virtual Ref<Resource> create_placeholder() const;
+};
+
+class CubemapArray : public ImageTextureLayered {
+	GDCLASS(CubemapArray, ImageTextureLayered);
+
+protected:
+	static void _bind_methods();
+
+public:
+	CubemapArray() :
+			ImageTextureLayered(LAYERED_TYPE_CUBEMAP_ARRAY) {}
+
+	virtual Ref<Resource> create_placeholder() const;
+};