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| author | Dalai Felinto <dfelinto@gmail.com> | 2012-05-04 20:29:41 +0400 |
|---|---|---|
| committer | Dalai Felinto <dfelinto@gmail.com> | 2012-05-04 20:29:41 +0400 |
| commit | d710638c47491619f14495ffb130b183019782c5 (patch) | |
| tree | 89a2255de6d5b1025d9bfe97c5d0b98abc45af32 /intern/cycles/kernel/kernel_montecarlo.h | |
| parent | d7fbe03a8a128408c86687ef34273adddccdb347 (diff) | |
small fix for equisolid fisheye (cycles)
the FOV formular is: R = 2 * lens * sin (theta / 2)
in this case theta is fov/2 already, thus the fix
Diffstat (limited to 'intern/cycles/kernel/kernel_montecarlo.h')
| -rw-r--r-- | intern/cycles/kernel/kernel_montecarlo.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/intern/cycles/kernel/kernel_montecarlo.h b/intern/cycles/kernel/kernel_montecarlo.h index 3fb4d41ce06..ba24c2ea402 100644 --- a/intern/cycles/kernel/kernel_montecarlo.h +++ b/intern/cycles/kernel/kernel_montecarlo.h @@ -255,7 +255,7 @@ __device float3 fisheye_equisolid_to_direction(float u, float v, float lens, flo u = (u - 0.5f) * width; v = (v - 0.5f) * height; - float rmax = 2.f * lens * sinf(fov * 0.5f); + float rmax = 2.f * lens * sinf(fov * 0.25f); float r = sqrt(u*u + v*v); if (r > rmax) { |