initial commit, 4.5 stable

servers/rendering/storage/camera_attributes_storage.h

@@ -0,0 +1,126 @@
+/**************************************************************************/
+/*  camera_attributes_storage.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 "core/templates/rid_owner.h"
+#include "servers/rendering_server.h"
+
+class RendererCameraAttributes {
+private:
+	static RendererCameraAttributes *singleton;
+
+	struct CameraAttributes {
+		float exposure_multiplier = 1.0;
+		float exposure_normalization = 1.0;
+		float exposure_sensitivity = 100.0; // In ISO.
+
+		bool use_auto_exposure = false;
+		float auto_exposure_min_sensitivity = 50.0;
+		float auto_exposure_max_sensitivity = 800.0;
+		float auto_exposure_adjust_speed = 1.0;
+		float auto_exposure_scale = 1.0;
+		uint64_t auto_exposure_version = 0;
+
+		bool dof_blur_far_enabled = false;
+		float dof_blur_far_distance = 10;
+		float dof_blur_far_transition = 5;
+		bool dof_blur_near_enabled = false;
+		float dof_blur_near_distance = 2;
+		float dof_blur_near_transition = 1;
+		float dof_blur_amount = 0.1;
+	};
+
+	RS::DOFBlurQuality dof_blur_quality = RS::DOF_BLUR_QUALITY_MEDIUM;
+	RS::DOFBokehShape dof_blur_bokeh_shape = RS::DOF_BOKEH_HEXAGON;
+	bool dof_blur_use_jitter = false;
+	static uint64_t auto_exposure_counter;
+
+	mutable RID_Owner<CameraAttributes, true> camera_attributes_owner;
+
+public:
+	static RendererCameraAttributes *get_singleton() { return singleton; }
+
+	RendererCameraAttributes();
+	~RendererCameraAttributes();
+
+	CameraAttributes *get_camera_attributes(RID p_rid) { return camera_attributes_owner.get_or_null(p_rid); }
+	bool owns_camera_attributes(RID p_rid) { return camera_attributes_owner.owns(p_rid); }
+
+	RID camera_attributes_allocate();
+	void camera_attributes_initialize(RID p_rid);
+	void camera_attributes_free(RID p_rid);
+
+	void camera_attributes_set_dof_blur_quality(RS::DOFBlurQuality p_quality, bool p_use_jitter);
+	void camera_attributes_set_dof_blur_bokeh_shape(RS::DOFBokehShape p_shape);
+
+	void camera_attributes_set_dof_blur(RID p_camera_attributes, bool p_far_enable, float p_far_distance, float p_far_transition, bool p_near_enable, float p_near_distance, float p_near_transition, float p_amount);
+	bool camera_attributes_get_dof_far_enabled(RID p_camera_attributes);
+	float camera_attributes_get_dof_far_distance(RID p_camera_attributes);
+	float camera_attributes_get_dof_far_transition(RID p_camera_attributes);
+	bool camera_attributes_get_dof_near_enabled(RID p_camera_attributes);
+	float camera_attributes_get_dof_near_distance(RID p_camera_attributes);
+	float camera_attributes_get_dof_near_transition(RID p_camera_attributes);
+	float camera_attributes_get_dof_blur_amount(RID p_camera_attributes);
+
+	_FORCE_INLINE_ bool camera_attributes_uses_dof(RID p_camera_attributes) {
+		CameraAttributes *cam_attributes = camera_attributes_owner.get_or_null(p_camera_attributes);
+
+		return cam_attributes && (cam_attributes->dof_blur_near_enabled || cam_attributes->dof_blur_far_enabled) && cam_attributes->dof_blur_amount > 0.0;
+	}
+
+	void camera_attributes_set_exposure(RID p_camera_attributes, float p_multiplier, float p_exposure_normalization);
+	float camera_attributes_get_exposure_normalization_factor(RID p_camera_attributes);
+
+	void camera_attributes_set_auto_exposure(RID p_camera_attributes, bool p_enable, float p_min_sensitivity, float p_max_sensitivity, float p_speed, float p_scale);
+	float camera_attributes_get_auto_exposure_min_sensitivity(RID p_camera_attributes);
+	float camera_attributes_get_auto_exposure_max_sensitivity(RID p_camera_attributes);
+	float camera_attributes_get_auto_exposure_adjust_speed(RID p_camera_attributes);
+	float camera_attributes_get_auto_exposure_scale(RID p_camera_attributes);
+	uint64_t camera_attributes_get_auto_exposure_version(RID p_camera_attributes);
+
+	_FORCE_INLINE_ bool camera_attributes_uses_auto_exposure(RID p_camera_attributes) {
+		CameraAttributes *cam_attributes = camera_attributes_owner.get_or_null(p_camera_attributes);
+
+		return cam_attributes && cam_attributes->use_auto_exposure;
+	}
+
+	_FORCE_INLINE_ RS::DOFBlurQuality camera_attributes_get_dof_blur_quality() {
+		return dof_blur_quality;
+	}
+
+	_FORCE_INLINE_ RS::DOFBokehShape camera_attributes_get_dof_blur_bokeh_shape() {
+		return dof_blur_bokeh_shape;
+	}
+
+	_FORCE_INLINE_ bool camera_attributes_get_dof_blur_use_jitter() {
+		return dof_blur_use_jitter;
+	}
+};