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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 RENDER_UTILS_H
#define RENDER_UTILS_H
#include "DirectXTex.h"
#include <DirectXMath.h>
#include "PxMat44.h"
#include "PxVec3.h"
#include "PxVec4.h"
static DirectX::XMFLOAT4 getRandomPastelColor()
{
float r = ((double)rand() / (RAND_MAX)) * 0.5f + 0.5f;
float g = ((double)rand() / (RAND_MAX)) * 0.5f + 0.5f;
float b = ((double)rand() / (RAND_MAX)) * 0.5f + 0.5f;
return DirectX::XMFLOAT4(r, g, b, 1.0f);
}
static physx::PxMat44 XMMATRIXToPxMat44(const DirectX::XMMATRIX& mat)
{
physx::PxMat44 m;
memcpy(const_cast<float*>(m.front()), &mat.r[0], 4 * 4 * sizeof(float));
return m;
}
static DirectX::XMMATRIX PxMat44ToXMMATRIX(const physx::PxMat44& mat)
{
return DirectX::XMMATRIX(mat.front());
}
static physx::PxVec4 XMVECTORToPxVec4(const DirectX::XMVECTOR& vec)
{
DirectX::XMFLOAT4 f;
DirectX::XMStoreFloat4(&f, vec);
return physx::PxVec4(f.x, f.y, f.z, f.w);
}
static physx::PxVec3 XMFLOAT3ToPxVec3(const DirectX::XMFLOAT3& vec)
{
return physx::PxVec3(vec.x, vec.y, vec.z);
}
static physx::PxVec4 XMFLOAT4ToPxVec4(const DirectX::XMFLOAT4& vec)
{
return physx::PxVec4(vec.x, vec.y, vec.z, vec.w);
}
static uint32_t XMFLOAT4ToU32Color(const DirectX::XMFLOAT4& color)
{
uint32_t c = 0;
c |= (int)(color.w * 255); c <<= 8;
c |= (int)(color.z * 255); c <<= 8;
c |= (int)(color.y * 255); c <<= 8;
c |= (int)(color.x * 255);
return c;
}
static DirectX::XMFLOAT4 XMFLOAT4Lerp(const DirectX::XMFLOAT4 v0, const DirectX::XMFLOAT4 v1, float val)
{
DirectX::XMFLOAT4 v(
v0.x * (1 - val) + v1.x * val,
v0.y * (1 - val) + v1.y * val,
v0.z * (1 - val) + v1.z * val,
v0.w * (1 - val) + v1.w * val
);
return v;
}
#endif //RENDER_UTILS_H
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