mitchellhansen/voxel-raycaster
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Added lookat function. Fixed various coordinate missmatches and issues. Fixed camera movement. Added some input functions. I need some way to log fps and find those hitches

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MitchellHansen
2016-12-30 21:02:04 -08:00
parent 58867415c7
commit bb9fab6305
8 changed files with 189 additions and 105 deletions
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10
kernels/ray_caster_kernel.cl
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@@ -111,10 +111,16 @@ __kernel void raycaster(
int2 pixel = {id % (*resolution).x, id / (*resolution).x};
float3 ray_dir = projection_matrix[pixel.x + (*resolution).x * pixel.y];
if (pixel.x == 960 && pixel.y == 540) {
write_imagef(image, pixel, (float4)(0.00, 1.00, 0.00, 1.00));
return;
}
ray_dir = (float3)(
ray_dir.z * sin((*cam_dir).x) + ray_dir.x * cos((*cam_dir).x),
// 1.57s are temp fix until view matrix is tweaked
ray_dir.z * sin((*cam_dir).x - 1.57) + ray_dir.x * cos((*cam_dir).x - 1.57),
ray_dir.y,
ray_dir.z * cos((*cam_dir).x) - ray_dir.x * sin((*cam_dir).x)
ray_dir.z * cos((*cam_dir).x - 1.57) - ray_dir.x * sin((*cam_dir).x - 1.57)
);
ray_dir = (float3)(