initial commit, 4.5 stable

servers/rendering/renderer_geometry_instance.h

@@ -0,0 +1,154 @@
+/**************************************************************************/
+/*  renderer_geometry_instance.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/math/rect2.h"
+#include "core/math/transform_3d.h"
+#include "core/templates/rid.h"
+#include "storage/utilities.h"
+
+// API definition for our RenderGeometryInstance class so we can expose this through GDExtension in the near future
+class RenderGeometryInstance {
+public:
+	virtual ~RenderGeometryInstance() {}
+
+	virtual void _mark_dirty() = 0;
+
+	virtual void set_skeleton(RID p_skeleton) = 0;
+	virtual void set_material_override(RID p_override) = 0;
+	virtual void set_material_overlay(RID p_overlay) = 0;
+	virtual void set_surface_materials(const Vector<RID> &p_materials) = 0;
+	virtual void set_mesh_instance(RID p_mesh_instance) = 0;
+	virtual void set_transform(const Transform3D &p_transform, const AABB &p_aabb, const AABB &p_transformed_aabb) = 0;
+	virtual void set_pivot_data(float p_sorting_offset, bool p_use_aabb_center) = 0;
+	virtual void set_lod_bias(float p_lod_bias) = 0;
+	virtual void set_layer_mask(uint32_t p_layer_mask) = 0;
+	virtual void set_fade_range(bool p_enable_near, float p_near_begin, float p_near_end, bool p_enable_far, float p_far_begin, float p_far_end) = 0;
+	virtual void set_parent_fade_alpha(float p_alpha) = 0;
+	virtual void set_transparency(float p_transparency) = 0;
+	virtual void set_use_baked_light(bool p_enable) = 0;
+	virtual void set_use_dynamic_gi(bool p_enable) = 0;
+	virtual void set_use_lightmap(RID p_lightmap_instance, const Rect2 &p_lightmap_uv_scale, int p_lightmap_slice_index) = 0;
+	virtual void set_lightmap_capture(const Color *p_sh9) = 0;
+	virtual void set_instance_shader_uniforms_offset(int32_t p_offset) = 0;
+	virtual void set_cast_double_sided_shadows(bool p_enable) = 0;
+
+	virtual void reset_motion_vectors() = 0;
+
+	virtual Transform3D get_transform() = 0;
+	virtual AABB get_aabb() = 0;
+
+	virtual void pair_light_instances(const RID *p_light_instances, uint32_t p_light_instance_count) = 0;
+	virtual void pair_reflection_probe_instances(const RID *p_reflection_probe_instances, uint32_t p_reflection_probe_instance_count) = 0;
+	virtual void pair_decal_instances(const RID *p_decal_instances, uint32_t p_decal_instance_count) = 0;
+	virtual void pair_voxel_gi_instances(const RID *p_voxel_gi_instances, uint32_t p_voxel_gi_instance_count) = 0;
+
+	virtual void set_softshadow_projector_pairing(bool p_softshadow, bool p_projector) = 0;
+};
+
+// Base implementation of RenderGeometryInstance shared by internal renderers.
+class RenderGeometryInstanceBase : public RenderGeometryInstance {
+public:
+	// setup
+	uint32_t base_flags = 0;
+	uint32_t flags_cache = 0;
+
+	// used during rendering
+	float depth = 0;
+
+	RID mesh_instance;
+
+	Transform3D transform;
+	bool mirror = false;
+	AABB transformed_aabb;
+	bool non_uniform_scale = false;
+	float lod_model_scale = 1.0;
+	float lod_bias = 0.0;
+	float sorting_offset = 0.0;
+	bool use_aabb_center = true;
+
+	uint32_t layer_mask = 1;
+
+	bool fade_near = false;
+	float fade_near_begin = 0;
+	float fade_near_end = 0;
+	bool fade_far = false;
+	float fade_far_begin = 0;
+	float fade_far_end = 0;
+
+	float parent_fade_alpha = 1.0;
+	float force_alpha = 1.0;
+
+	int32_t shader_uniforms_offset = -1;
+
+	struct Data {
+		//data used less often goes into regular heap
+		RID base;
+		RS::InstanceType base_type;
+
+		RID skeleton;
+		Vector<RID> surface_materials;
+		RID material_override;
+		RID material_overlay;
+		AABB aabb;
+
+		bool use_baked_light = false;
+		bool use_dynamic_gi = false;
+		bool cast_double_sided_shadows = false;
+		bool dirty_dependencies = false;
+
+		DependencyTracker dependency_tracker;
+	};
+
+	Data *data = nullptr;
+
+	virtual void set_skeleton(RID p_skeleton) override;
+	virtual void set_material_override(RID p_override) override;
+	virtual void set_material_overlay(RID p_overlay) override;
+	virtual void set_surface_materials(const Vector<RID> &p_materials) override;
+	virtual void set_mesh_instance(RID p_mesh_instance) override;
+	virtual void set_transform(const Transform3D &p_transform, const AABB &p_aabb, const AABB &p_transformed_aabb) override;
+	virtual void set_pivot_data(float p_sorting_offset, bool p_use_aabb_center) override;
+	virtual void set_lod_bias(float p_lod_bias) override;
+	virtual void set_layer_mask(uint32_t p_layer_mask) override;
+	virtual void set_fade_range(bool p_enable_near, float p_near_begin, float p_near_end, bool p_enable_far, float p_far_begin, float p_far_end) override;
+	virtual void set_parent_fade_alpha(float p_alpha) override;
+	virtual void set_transparency(float p_transparency) override;
+	virtual void set_use_baked_light(bool p_enable) override;
+	virtual void set_use_dynamic_gi(bool p_enable) override;
+	virtual void set_instance_shader_uniforms_offset(int32_t p_offset) override;
+	virtual void set_cast_double_sided_shadows(bool p_enable) override;
+
+	virtual void reset_motion_vectors() override;
+
+	virtual Transform3D get_transform() override;
+	virtual AABB get_aabb() override;
+};