From: Mikko Rasa <tdb@tdb.fi>
Date: Thu, 6 Oct 2022 09:50:07 +0000 (+0300)
Subject: Shader fixes in the forest pond demo
X-Git-Url: http://git.tdb.fi/?a=commitdiff_plain;h=24b76abad71996cb241b56ded239335fd26273cc;p=libs%2Fgl.git

Shader fixes in the forest pond demo
---

diff --git a/demos/forestpond/data/fluidsim_integrate.glsl b/demos/forestpond/data/fluidsim_integrate.glsl
index da3e8c18..70ac923f 100644
--- a/demos/forestpond/data/fluidsim_integrate.glsl
+++ b/demos/forestpond/data/fluidsim_integrate.glsl
@@ -1,6 +1,12 @@
 import fluidsim;
 
 #pragma MSP stage(compute)
+float get_clamping(float depth, float v_right, float v_up, float v_left, float v_down)
+{
+	float total_out = max(v_right, 0.0)+max(v_up, 0.0)-min(v_left, 0.0)-min(v_down, 0.0);
+	return min(max_flow_fraction/max(total_out*delta_time, max_flow_fraction), depth/residual_depth);
+}
+
 void main()
 {
 	ivec2 size = imageSize(surface_out);
diff --git a/demos/forestpond/data/water.glsl b/demos/forestpond/data/water.glsl
index 08ba393e..d200b6d7 100644
--- a/demos/forestpond/data/water.glsl
+++ b/demos/forestpond/data/water.glsl
@@ -1,4 +1,5 @@
 import msp_interface;
+import lighting;
 
 uniform Tessellation
 {