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#include "BlastAsset.h"
#include "NvBlastExtPxAsset.h"
#include "NvBlastTkAsset.h"
#include "NvBlastExtDamageShaders.h"
#include <algorithm>


BlastAsset::BlastAsset(Renderer& renderer)
	: m_renderer(renderer), m_bondHealthMax(1.0f), m_supportChunkHealthMax(1.0f), m_damageAccelerator(nullptr)
{
}

BlastAsset::~BlastAsset()
{
	if (m_damageAccelerator)
	{
		m_damageAccelerator->release();
	}
}

void BlastAsset::initialize()
{
	// calc max healths
	const auto& actorDesc = m_pxAsset->getDefaultActorDesc();
	if (actorDesc.initialBondHealths)
	{
		m_bondHealthMax = FLT_MIN;
		const uint32_t bondCount = m_pxAsset->getTkAsset().getBondCount();
		for (uint32_t i = 0; i < bondCount; ++i)
		{
			m_bondHealthMax = std::max<float>(m_bondHealthMax, actorDesc.initialBondHealths[i]);
		}
	}
	else
	{
		m_bondHealthMax = actorDesc.uniformInitialBondHealth;
	}

	if(actorDesc.initialSupportChunkHealths)
	{
		m_supportChunkHealthMax = FLT_MIN;
		const uint32_t nodeCount = m_pxAsset->getTkAsset().getGraph().nodeCount;
		for (uint32_t i = 0; i < nodeCount; ++i)
		{
			m_supportChunkHealthMax = std::max<float>(m_supportChunkHealthMax, actorDesc.initialSupportChunkHealths[i]);
		}
	}
	else
	{
		m_supportChunkHealthMax = actorDesc.uniformInitialLowerSupportChunkHealth;
	}

	m_damageAccelerator = NvBlastExtDamageAcceleratorCreate(m_pxAsset->getTkAsset().getAssetLL(), 3);
}

size_t BlastAsset::getBlastAssetSize() const
{
	return m_pxAsset->getTkAsset().getDataSize();
}