mitchellhansen/voxel-raycaster
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

added small example video

Browse Source
This commit is contained in:
MitchellHansen
2016-09-23 21:36:10 -07:00
parent 1620f40d02
commit 582e37f540
3 changed files with 6 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
kernels/ray_caster_kernel.cl
View File

@@ -13,6 +13,8 @@ float4 white_light(float4 input, float3 light, int3 mask) {
}
__kernel void min_kern(
global char* map,
global int3* map_dim,
@@ -62,6 +64,8 @@ __kernel void min_kern(
// for all 3 axis XYZ.
float3 intersection_t = delta_t * offset;
// for negative values, wrap around the delta_t, rather not do this
// component wise, but it doesn't appear to want to work
if (intersection_t.x < 0) {
intersection_t.x += delta_t.x;
}
@@ -86,7 +90,7 @@ __kernel void min_kern(
do {
mask = intersection_t.xyz <= min(intersection_t.yzx, intersection_t.zxy);
float3 thing = delta_t * fabs(convert_float3(mask.xyz));
intersection_t += delta_t * fabs(convert_float3(mask.xyz));
voxel.xyz += voxel_step.xyz * mask.xyz;