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Position the camera better so that the scaled volume is actually visible

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Martin Opat
2025-01-08 22:57:06 +01:00
parent d3b88aed30
commit c5b8b6cff0
4 changed files with 16 additions and 16 deletions
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13
src/illumination/Raycaster.cu
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@@ -10,6 +10,19 @@
#include <iostream>
#include "objs/sphere.h"
// Samples the voxel nearest to the given coordinates. TODO: Can be re-used in other places so move
__device__ float sampleVolumeNearest(float* volumeData, const int volW, const int volH, const int volD, int vx, int vy, int vz) {
if (vx < 0) vx = 0;
if (vy < 0) vy = 0;
if (vz < 0) vz = 0;
if (vx >= volW) vx = volW - 1;
if (vy >= volH) vy = volH - 1;
if (vz >= volD) vz = volD - 1;
int idx = vz * volW * volH + vy * volD + vx;
return volumeData[idx];
}
// TODO: instead of IMAGEWIDTH and IMAGEHEIGHT this should reflect the windowSize;
__global__ void raycastKernel(float* volumeData, FrameBuffer framebuffer) {