Fluid: Inflow object improvements

Various fixes for smoke / fire flow objects:
- Apply inflow at every subframe (new: also emit during adaptive steps in between frames)
- Fix issue with fire not being emitted on first frame
- Higher value range for smoke flow density variable

1 files changed, 2 insertions, 2 deletions

diff --git a/source/blender/blenkernel/intern/fluid.c b/source/blender/blenkernel/intern/fluid.c
index 6cf748d6a7f..1d44604384a 100644
--- a/source/blender/blenkernel/intern/fluid.c
+++ b/source/blender/blenkernel/intern/fluid.c
@@ -2283,8 +2283,8 @@ BLI_INLINE void apply_inflow_fields(FluidFlowSettings *mfs,
     /* Instead of using 1.0 for all new fuel add slight falloff to reduce flow blocky-ness. */
     float value = 1.0f - pow2f(1.0f - emission_value);
 
-    if (fuel[index] > FLT_EPSILON && value > react[index]) {
-      float f = fuel_flow / fuel[index];
+    if (fuel_in[index] > FLT_EPSILON && value >= react[index]) {
+      float f = fuel_flow / fuel_in[index];
       react_in[index] = value * f + (1.0f - f) * react[index];
       CLAMP(react_in[index], 0.0f, value);
     }