mirror-github-bspeice/cuburn
1
0
Fork 0
mirror of https://github.com/stevenrobertson/cuburn.git synced 2025-02-05 03:30:05 -05:00
Code Issues Actions Packages Projects Releases Wiki Activity

Fix potential palette glitch on one-palette anims

Browse Source
This commit is contained in:
Steven Robertson 2012-02-16 23:38:17 -05:00
parent 271175fbdf
commit 66e02db155
1 changed files with 12 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
cuburn/code/interp.py
View File

@ -297,13 +297,24 @@ __device__ float4
interp_color(const float *times, const float4 *sources, float time)
{
int idx = fmaxf(bitwise_binsearch(times, time) + 1, 1);
float lf = (times[idx] - time) / (times[idx] - times[idx-1]);
float tr = times[idx];
float lf = (tr - time) / (tr - times[idx-1]);
float rf = 1.0f - lf;
float4 left = sources[blockDim.x * (idx - 1) + threadIdx.x];
float4 right = sources[blockDim.x * (idx) + threadIdx.x];
float3 yuv;
if (tr > 1.0f) {
// The right-side time is larger than 1.0. This only normally occurs
// in a single-palette genome. In any case, we don't want to consider
// the rightmost palette, since it's out of bounds now.
right = left;
lf = 1.0f; // Correct for possibility of inf/nan
rf = 0.0f;
}
float3 l3 = make_float3(left.x, left.y, left.z);
float3 r3 = make_float3(right.x, right.y, right.z);