#pragma once

#include "particle/ParticleVolume.h"
#include "particle/ParticleEffect.h"

namespace particle {
class ModelSurfaceVolume : public ParticleVolume {
	::util::ParsedRandomFloatRange m_modelScale;
	enum class VolumeModularCurveOutput : uint8_t {SCALE_MULT, OFFSET_ROT, POINT_TO_ROT, NUM_VALUES};

	constexpr static auto modular_curve_definition = ParticleEffect::modular_curves_definition.derive_modular_curves_subset<float, VolumeModularCurveOutput>(
		std::array {
			std::pair { "Scale Mult", VolumeModularCurveOutput::SCALE_MULT },
			std::pair { "Offset Rotate Around Fvec", VolumeModularCurveOutput::OFFSET_ROT },
			std::pair { "Point To Rotate Around Fvec", VolumeModularCurveOutput::POINT_TO_ROT }
		},
		std::pair { "Fraction Particles Spawned", modular_curves_self_input{}});

public:
	MODULAR_CURVE_SET(m_modular_curves, modular_curve_definition);

private:
	modular_curves_entry_instance m_modular_curve_instance;

public:
	explicit ModelSurfaceVolume();

	vec3d sampleRandomPoint(const matrix &orientation, decltype(ParticleEffect::modular_curves_definition)::input_type_t source, float particlesFraction, const EffectHost& host) override;
	void parse() override;
};
}