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Diffstat (limited to 'scene/resources/canvas_item_material.h')
| -rw-r--r-- | scene/resources/canvas_item_material.h | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/scene/resources/canvas_item_material.h b/scene/resources/canvas_item_material.h new file mode 100644 index 0000000000..0a813e0ae5 --- /dev/null +++ b/scene/resources/canvas_item_material.h @@ -0,0 +1,151 @@ +/*************************************************************************/ +/* canvas_item_material.h */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */ +/* */ +/* 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 CANVAS_ITEM_MATERIAL_H +#define CANVAS_ITEM_MATERIAL_H + +#include "scene/resources/material.h" + +class CanvasItemMaterial : public Material { + GDCLASS(CanvasItemMaterial, Material); + +public: + enum BlendMode { + BLEND_MODE_MIX, + BLEND_MODE_ADD, + BLEND_MODE_SUB, + BLEND_MODE_MUL, + BLEND_MODE_PREMULT_ALPHA, + BLEND_MODE_DISABLED + }; + + enum LightMode { + LIGHT_MODE_NORMAL, + LIGHT_MODE_UNSHADED, + LIGHT_MODE_LIGHT_ONLY + }; + +private: + union MaterialKey { + struct { + uint32_t blend_mode : 4; + uint32_t light_mode : 4; + uint32_t particles_animation : 1; + uint32_t invalid_key : 1; + }; + + uint32_t key = 0; + + bool operator<(const MaterialKey &p_key) const { + return key < p_key.key; + } + }; + + struct ShaderNames { + StringName particles_anim_h_frames; + StringName particles_anim_v_frames; + StringName particles_anim_loop; + }; + + static ShaderNames *shader_names; + + struct ShaderData { + RID shader; + int users = 0; + }; + + static Map<MaterialKey, ShaderData> shader_map; + + MaterialKey current_key; + + _FORCE_INLINE_ MaterialKey _compute_key() const { + MaterialKey mk; + mk.key = 0; + mk.blend_mode = blend_mode; + mk.light_mode = light_mode; + mk.particles_animation = particles_animation; + return mk; + } + + static Mutex material_mutex; + static SelfList<CanvasItemMaterial>::List *dirty_materials; + SelfList<CanvasItemMaterial> element; + + void _update_shader(); + _FORCE_INLINE_ void _queue_shader_change(); + _FORCE_INLINE_ bool _is_shader_dirty() const; + + BlendMode blend_mode = BLEND_MODE_MIX; + LightMode light_mode = LIGHT_MODE_NORMAL; + bool particles_animation = false; + + // Initialized in the constructor. + int particles_anim_h_frames; + int particles_anim_v_frames; + bool particles_anim_loop; + +protected: + static void _bind_methods(); + void _validate_property(PropertyInfo &property) const override; + +public: + void set_blend_mode(BlendMode p_blend_mode); + BlendMode get_blend_mode() const; + + void set_light_mode(LightMode p_light_mode); + LightMode get_light_mode() const; + + void set_particles_animation(bool p_particles_anim); + bool get_particles_animation() const; + + void set_particles_anim_h_frames(int p_frames); + int get_particles_anim_h_frames() const; + void set_particles_anim_v_frames(int p_frames); + int get_particles_anim_v_frames() const; + + void set_particles_anim_loop(bool p_loop); + bool get_particles_anim_loop() const; + + static void init_shaders(); + static void finish_shaders(); + static void flush_changes(); + + virtual RID get_shader_rid() const override; + + virtual Shader::Mode get_shader_mode() const override; + + CanvasItemMaterial(); + virtual ~CanvasItemMaterial(); +}; + +VARIANT_ENUM_CAST(CanvasItemMaterial::BlendMode) +VARIANT_ENUM_CAST(CanvasItemMaterial::LightMode) + +#endif // CANVAS_ITEM_MATERIAL_H |