/*************************************************************************/
/*  light_storage.h                                                      */
/*************************************************************************/
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/*                           GODOT ENGINE                                */
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur.                 */
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#ifndef LIGHT_STORAGE_GLES3_H
#define LIGHT_STORAGE_GLES3_H

#ifdef GLES3_ENABLED

#include "core/templates/local_vector.h"
#include "core/templates/rid_owner.h"
#include "core/templates/self_list.h"
#include "servers/rendering/renderer_compositor.h"
#include "servers/rendering/renderer_storage.h"
#include "servers/rendering/storage/light_storage.h"

namespace GLES3 {

class LightStorage : public RendererLightStorage {
private:
	static LightStorage *singleton;

public:
	static LightStorage *get_singleton();

	LightStorage();
	virtual ~LightStorage();

	/* Light API */

	virtual RID directional_light_allocate() override;
	virtual void directional_light_initialize(RID p_rid) override;
	virtual RID omni_light_allocate() override;
	virtual void omni_light_initialize(RID p_rid) override;
	virtual RID spot_light_allocate() override;
	virtual void spot_light_initialize(RID p_rid) override;

	virtual void light_free(RID p_rid) override;

	virtual void light_set_color(RID p_light, const Color &p_color) override;
	virtual void light_set_param(RID p_light, RS::LightParam p_param, float p_value) override;
	virtual void light_set_shadow(RID p_light, bool p_enabled) override;
	virtual void light_set_projector(RID p_light, RID p_texture) override;
	virtual void light_set_negative(RID p_light, bool p_enable) override;
	virtual void light_set_cull_mask(RID p_light, uint32_t p_mask) override;
	virtual void light_set_distance_fade(RID p_light, bool p_enabled, float p_begin, float p_shadow, float p_length) override;
	virtual void light_set_reverse_cull_face_mode(RID p_light, bool p_enabled) override;
	virtual void light_set_bake_mode(RID p_light, RS::LightBakeMode p_bake_mode) override;
	virtual void light_set_max_sdfgi_cascade(RID p_light, uint32_t p_cascade) override;

	virtual void light_omni_set_shadow_mode(RID p_light, RS::LightOmniShadowMode p_mode) override;

	virtual void light_directional_set_shadow_mode(RID p_light, RS::LightDirectionalShadowMode p_mode) override;
	virtual void light_directional_set_blend_splits(RID p_light, bool p_enable) override;
	virtual bool light_directional_get_blend_splits(RID p_light) const override;
	virtual void light_directional_set_sky_mode(RID p_light, RS::LightDirectionalSkyMode p_mode) override;
	virtual RS::LightDirectionalSkyMode light_directional_get_sky_mode(RID p_light) const override;

	virtual RS::LightDirectionalShadowMode light_directional_get_shadow_mode(RID p_light) override;
	virtual RS::LightOmniShadowMode light_omni_get_shadow_mode(RID p_light) override;

	virtual bool light_has_shadow(RID p_light) const override;
	virtual bool light_has_projector(RID p_light) const override;

	virtual RS::LightType light_get_type(RID p_light) const override;
	virtual AABB light_get_aabb(RID p_light) const override;
	virtual float light_get_param(RID p_light, RS::LightParam p_param) override;
	virtual Color light_get_color(RID p_light) override;
	virtual RS::LightBakeMode light_get_bake_mode(RID p_light) override;
	virtual uint32_t light_get_max_sdfgi_cascade(RID p_light) override;
	virtual uint64_t light_get_version(RID p_light) const override;

	/* PROBE API */

	virtual RID reflection_probe_allocate() override;
	virtual void reflection_probe_initialize(RID p_rid) override;
	virtual void reflection_probe_free(RID p_rid) override;

	virtual void reflection_probe_set_update_mode(RID p_probe, RS::ReflectionProbeUpdateMode p_mode) override;
	virtual void reflection_probe_set_intensity(RID p_probe, float p_intensity) override;
	virtual void reflection_probe_set_ambient_mode(RID p_probe, RS::ReflectionProbeAmbientMode p_mode) override;
	virtual void reflection_probe_set_ambient_color(RID p_probe, const Color &p_color) override;
	virtual void reflection_probe_set_ambient_energy(RID p_probe, float p_energy) override;
	virtual void reflection_probe_set_max_distance(RID p_probe, float p_distance) override;
	virtual void reflection_probe_set_extents(RID p_probe, const Vector3 &p_extents) override;
	virtual void reflection_probe_set_origin_offset(RID p_probe, const Vector3 &p_offset) override;
	virtual void reflection_probe_set_as_interior(RID p_probe, bool p_enable) override;
	virtual void reflection_probe_set_enable_box_projection(RID p_probe, bool p_enable) override;
	virtual void reflection_probe_set_enable_shadows(RID p_probe, bool p_enable) override;
	virtual void reflection_probe_set_cull_mask(RID p_probe, uint32_t p_layers) override;
	virtual void reflection_probe_set_resolution(RID p_probe, int p_resolution) override;
	virtual void reflection_probe_set_mesh_lod_threshold(RID p_probe, float p_ratio) override;
	virtual float reflection_probe_get_mesh_lod_threshold(RID p_probe) const override;

	virtual AABB reflection_probe_get_aabb(RID p_probe) const override;
	virtual RS::ReflectionProbeUpdateMode reflection_probe_get_update_mode(RID p_probe) const override;
	virtual uint32_t reflection_probe_get_cull_mask(RID p_probe) const override;
	virtual Vector3 reflection_probe_get_extents(RID p_probe) const override;
	virtual Vector3 reflection_probe_get_origin_offset(RID p_probe) const override;
	virtual float reflection_probe_get_origin_max_distance(RID p_probe) const override;
	virtual bool reflection_probe_renders_shadows(RID p_probe) const override;

	/* LIGHTMAP CAPTURE */

	virtual RID lightmap_allocate() override;
	virtual void lightmap_initialize(RID p_rid) override;
	virtual void lightmap_free(RID p_rid) override;

	virtual void lightmap_set_textures(RID p_lightmap, RID p_light, bool p_uses_spherical_haromics) override;
	virtual void lightmap_set_probe_bounds(RID p_lightmap, const AABB &p_bounds) override;
	virtual void lightmap_set_probe_interior(RID p_lightmap, bool p_interior) override;
	virtual void lightmap_set_probe_capture_data(RID p_lightmap, const PackedVector3Array &p_points, const PackedColorArray &p_point_sh, const PackedInt32Array &p_tetrahedra, const PackedInt32Array &p_bsp_tree) override;
	virtual PackedVector3Array lightmap_get_probe_capture_points(RID p_lightmap) const override;
	virtual PackedColorArray lightmap_get_probe_capture_sh(RID p_lightmap) const override;
	virtual PackedInt32Array lightmap_get_probe_capture_tetrahedra(RID p_lightmap) const override;
	virtual PackedInt32Array lightmap_get_probe_capture_bsp_tree(RID p_lightmap) const override;
	virtual AABB lightmap_get_aabb(RID p_lightmap) const override;
	virtual void lightmap_tap_sh_light(RID p_lightmap, const Vector3 &p_point, Color *r_sh) override;
	virtual bool lightmap_is_interior(RID p_lightmap) const override;
	virtual void lightmap_set_probe_capture_update_speed(float p_speed) override;
	virtual float lightmap_get_probe_capture_update_speed() const override;
};

} // namespace GLES3

#endif // !GLES3_ENABLED

#endif // !LIGHT_STORAGE_GLES3_H