45 lines
1.4 KiB
C
45 lines
1.4 KiB
C
#ifndef CONSTS_H
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#define CONSTS_H
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#include "linalg/vec.h"
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#include <cmath>
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// --------------------------- Basic Constants ---------------------------
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const int VOLUME_WIDTH = 49;
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const int VOLUME_HEIGHT = 51;
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const int VOLUME_DEPTH = 42;
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const int IMAGE_WIDTH = 800;
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const int IMAGE_HEIGHT = 600;
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const double epsilon = 1e-10f;
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const double infty = 1e15f; // This vlalue is used to represent missing values in data
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// --------------------------- Raycasting Constants ---------------------------
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const int SAMPLES_PER_PIXEL = 8; // TODO: Right now uses simple variance, consider using something more advanced (e.g., some commonly-used noise map)
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const float alphaAcumLimit = 0.65f; // TODO: Idk what a good accumulation value is
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const float minAllowedDensity = 0.001f;
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const float stepSize = 0.002f;
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// --------------------------- Illumination Constants ---------------------------
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const double ambientStrength = 0.3;
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const double diffuseStrength = 0.8;
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const double specularStrength = 0.5;
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const int shininess = 32;
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const float fov = 60.0f * (M_PI / 180.0f);
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// Camera and Light
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extern __device__ Point3 d_cameraPos;
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extern __device__ Vec3 d_cameraDir;
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extern __device__ Vec3 d_cameraUp;
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extern __device__ Point3 d_lightPos;
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// --------------------------- Functions for handling external constants ---------------------------
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void copyConstantsToDevice();
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#endif // CONSTS_H
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