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			63 lines
		
	
	
	
		
			3.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			63 lines
		
	
	
	
		
			3.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*************************************************************************/
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| /*  random_number_generator.h                                            */
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| /*************************************************************************/
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| /*                       This file is part of:                           */
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| /*                           GODOT ENGINE                                */
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| /*                      https://godotengine.org                          */
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| /*************************************************************************/
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| /* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur.                 */
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| /* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md).   */
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| /*                                                                       */
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| /* Permission is hereby granted, free of charge, to any person obtaining */
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| /* a copy of this software and associated documentation files (the       */
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| /* "Software"), to deal in the Software without restriction, including   */
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| /* without limitation the rights to use, copy, modify, merge, publish,   */
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| /* distribute, sublicense, and/or sell copies of the Software, and to    */
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| /* permit persons to whom the Software is furnished to do so, subject to */
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| /* the following conditions:                                             */
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| /*                                                                       */
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| /* The above copyright notice and this permission notice shall be        */
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| /* included in all copies or substantial portions of the Software.       */
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| /*                                                                       */
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| /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
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| /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
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| /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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| /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
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| /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
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| /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
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| /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
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| /*************************************************************************/
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| 
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| #ifndef RANDOM_NUMBER_GENERATOR_H
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| #define RANDOM_NUMBER_GENERATOR_H
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| 
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| #include "core/math/random_pcg.h"
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| #include "core/object/ref_counted.h"
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| 
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| class RandomNumberGenerator : public RefCounted {
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| 	GDCLASS(RandomNumberGenerator, RefCounted);
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| 
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| protected:
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| 	RandomPCG randbase;
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| 
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| 	static void _bind_methods();
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| 
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| public:
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| 	_FORCE_INLINE_ void set_seed(uint64_t p_seed) { randbase.seed(p_seed); }
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| 	_FORCE_INLINE_ uint64_t get_seed() { return randbase.get_seed(); }
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| 
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| 	_FORCE_INLINE_ void set_state(uint64_t p_state) { randbase.set_state(p_state); }
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| 	_FORCE_INLINE_ uint64_t get_state() const { return randbase.get_state(); }
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| 
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| 	_FORCE_INLINE_ void randomize() { randbase.randomize(); }
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| 
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| 	_FORCE_INLINE_ uint32_t randi() { return randbase.rand(); }
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| 	_FORCE_INLINE_ real_t randf() { return randbase.randf(); }
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| 	_FORCE_INLINE_ real_t randf_range(real_t p_from, real_t p_to) { return randbase.random(p_from, p_to); }
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| 	_FORCE_INLINE_ real_t randfn(real_t p_mean = 0.0, real_t p_deviation = 1.0) { return randbase.randfn(p_mean, p_deviation); }
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| 	_FORCE_INLINE_ int randi_range(int p_from, int p_to) { return randbase.random(p_from, p_to); }
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| 
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| 	RandomNumberGenerator() { randbase.randomize(); }
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| };
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| 
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| #endif // RANDOM_NUMBER_GENERATOR_H
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