improved normal map in biplanar mapping shader

data/scenes-maps/biplanar-monkey.txt

@@ -0,0 +1,5 @@
+scenes/biplanar-monkey/biplanar.pack
+
+scenes/biplanar-monkey/biplanar.object
+0 0 0
+0

data/scenes-maps/biplanar-shapes.txt

@@ -0,0 +1,13 @@
+scenes/biplanar-shapes/biplanar.pack
+
+scenes/biplanar-shapes/biplanar.object
+0 0 0
+0
+
+scenes/biplanar-shapes/biplanar.object
+0 10 0
+45
+
+scenes/biplanar-shapes/biplanar.object
+0 -10 0
+120

data/scenes/biplanar/biplanar.glsl → data/scenes/biplanar-monkey/biplanar.glsl

@@ -43,7 +43,7 @@ void main()
  mat.emissive = spec.z;
  mat.opacity = 1;
  mat.fade = 0;
- normal = biplanarSampleNormal(texMaterialNormalArray, bip, normal, arrayIndex);
+ normal = biplanarSampleNormal(texMaterialNormalArray, bip, arrayIndex);
  mat3 nm = mat3(uniMeshes[varInstanceId].normalMat);
  normal = normalize(nm * normal);
  outColor = lighting(mat);

data/scenes/biplanar-shapes/biplanar.assets

@@ -0,0 +1,23 @@
+[]
+scheme = shader
+biplanar.glsl
+
+[]
+scheme = object
+biplanar.object
+
+[]
+scheme = pack
+biplanar.pack
+
+[]
+scheme = texture
+convert = heightToNormal
+normal = true
+heightmap.png
+
+[]
+scheme = model
+material = shapes.cpm
+uvs = false
+shapes.glb

data/scenes/biplanar-shapes/biplanar.glsl

@@ -0,0 +1,35 @@
+
+$include /cage/shader/shaderConventions.h
+
+$include /cage/shader/engine/vertex.glsl
+
+void main()
+{
+ updateVertex();
+}
+
+$include /cage/shader/engine/fragment.glsl
+
+$include /cage/shader/functions/simplex.glsl
+$include /cage/shader/functions/biplanar.glsl
+
+void main()
+{
+#ifndef DepthOnly
+ Material mat;
+ normal = normalize(varNormal);
+ mat.albedo = vec3(0, 0.2, 0.7);
+ mat.roughness = 0.4;
+ mat.metalness = 0;
+ mat.emissive = 0;
+ mat.opacity = 1;
+ mat.fade = 0;
+ Biplanar bip = biplanarPrepare(varPosition * 2, normal, 50);
+ vec3 bent = biplanarSampleNormal(texMaterialNormal2d, bip);
+ //normal = mix(normal, bent, sin(uniViewport.time.z * 3000) * 0.5 + 0.5);
+ normal = bent;
+ mat3 nm = mat3(uniMeshes[varInstanceId].normalMat);
+ normal = normalize(nm * normal);
+ outColor = lighting(mat);
+#endif // DepthOnly
+}

data/scenes/biplanar-shapes/biplanar.object

@@ -0,0 +1,2 @@
+[]
+shapes.glb

data/scenes/biplanar-shapes/biplanar.pack

@@ -0,0 +1,4 @@
+[]
+biplanar.object
+biplanar.glsl
+shapes.glb

data/scenes/biplanar-shapes/shapes.cpm

@@ -0,0 +1,11 @@
+[base]
+albedo = 0, 0.2, 0.8
+roughness = 0.3
+
+[textures]
+normal = heightmap.png
+
+[render]
+shader = biplanar.glsl
+
+[flags]