69 lines
1.5 KiB
C++
69 lines
1.5 KiB
C++
#pragma once
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#include "DirectXCore.h"
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#include <string>
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struct CBUFFER
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{
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XMMATRIX completeTransformation;
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XMMATRIX worldTransformation;
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XMFLOAT4 cameraPosition;
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XMVECTOR lightVector;
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XMFLOAT4 lightColor;
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XMFLOAT4 ambientColor;
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XMFLOAT4 diffuseCoefficient;
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XMFLOAT4 specularCoefficient;
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float shininess;
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float opacity;
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float padding[2];
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};
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struct TerrainPopNode
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{
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std::wstring nodeBaseName;
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std::wstring modelName;
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float scaleFactor;
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};
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namespace SharedMethods
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{
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XMMATRIX RotateFromPoint(const float x, const float y, const float z, const XMMATRIX rotationMatrix);
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float RGBValueToIntensity(const int value);
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template <typename T = float> T Clamp(const T value, const T min, const T max)
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{
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if (value < min)
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{
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return min;
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}
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else if (value > max)
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{
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return max;
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}
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else
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{
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return value;
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}
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}
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// Methods for lerping values
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template <typename T = float> float Lerp(const T a, const T b, const float p)
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{
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return (float)a + p * ((float)b - (float)a);
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}
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template <typename T = float> float CubicInterpolate(const T n0, const T n1, const T n2, const T n3, const float a)
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{
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float p = ((float)n3 - (float)n2) - ((float)n0 - (float)n1);
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float q = ((float)n0 - (float)n1) - p;
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float r = (float)n2 - (float)n0;
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float s = (float)n1;
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return p * a * a * a + q * a * a + r * a + s;
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}
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float GenerateRandomIntensity(const float min, const float max);
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float GenerateRandomUV(const float min, const float max);
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};
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