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/*
* Copyright (c) 2008-2017, NVIDIA CORPORATION. All rights reserved.
*
* NVIDIA CORPORATION and its licensors retain all intellectual property
* and proprietary rights in and to this software, related documentation
* and any modifications thereto. Any use, reproduction, disclosure or
* distribution of this software and related documentation without an express
* license agreement from NVIDIA CORPORATION is strictly prohibited.
*/
#ifndef IOFX_ASSET_H
#define IOFX_ASSET_H
#include "Apex.h"
#include "ModifierDefs.h"
namespace nvidia
{
namespace apex
{
PX_PUSH_PACK_DEFAULT
#define IOFX_AUTHORING_TYPE_NAME "IOFX"
class Modifier;
class ApexActor;
/**
\brief IOFX Asset public interface. Used to define the way the visual parameters are created
from physical parameters of a particle
*/
class IofxAsset : public Asset, public Context
{
public:
///get the name of the material used for sprite-based particles visualization
virtual const char* getSpriteMaterialName() const = 0;
///get the number of different mesh assets used for mesh-based particles visualization
virtual uint32_t getMeshAssetCount() const = 0;
///get the name of one of the mesh assets used for mesh-based particles visualization
/// \param index mesh asset internal index
virtual const char* getMeshAssetName(uint32_t index = 0) const = 0;
///get the weight of one of the mesh assets used for mesh-based particles visualization. Can be any value; not normalized.
/// \param index mesh asset internal index
virtual uint32_t getMeshAssetWeight(uint32_t index = 0) const = 0;
///get the list of spawn modifiers
virtual const Modifier* getSpawnModifiers(uint32_t& outCount) const = 0;
///get the list of continuous modifiers
virtual const Modifier* getContinuousModifiers(uint32_t& outCount) const = 0;
///get the biggest possible scale given the current spawn- and continuous modifiers
///note that some modifiers depend on velocity, so the scale can get arbitrarily large.
/// \param maxVelocity this value defines what the highest expected velocity is to compute the upper bound
virtual float getScaleUpperBound(float maxVelocity) const = 0;
///the IOFX asset needs to inform other actors when it is released
/// \note only for internal use
virtual void addDependentActor(ApexActor* actor) = 0;
};
/**
\brief IOFX Asset Authoring public interface.
*/
class IofxAssetAuthoring : public AssetAuthoring
{
};
PX_POP_PACK
}
} // namespace nvidia
#endif // IOFX_ASSET_H
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