[temp] Debug horizon line

iTowns · Jan 22, 2019 · f582554 · f582554
1 parent 4580d50
commit f582554
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Showing 4 changed files with 11 additions and 0 deletions.
diff --git a/src/Layer/TiledGeometryLayer.js b/src/Layer/TiledGeometryLayer.js
@@ -234,6 +234,10 @@ class TiledGeometryLayer extends GeometryLayer {
                     node.material.fogDistance = context.view.fogDistance;
                 }
 
+                if (context.horizon != undefined) {
+                    node.material.horizonDistance = context.horizon;
+                }
+
                 if (!requestChildrenUpdate) {
                     return ObjectRemovalHelper.removeChildren(this, node);
                 }

diff --git a/src/Renderer/LayeredMaterial.js b/src/Renderer/LayeredMaterial.js
@@ -153,6 +153,7 @@ class LayeredMaterial extends THREE.RawShaderMaterial {
         setUniformProperty(this, 'overlayAlpha', 0);
         setUniformProperty(this, 'overlayColor', new THREE.Color(1.0, 0.3, 0.0));
         setUniformProperty(this, 'objectId', 0);
+        setUniformProperty(this, 'horizonDistance', 1000000000.0);
 
         // > 0 produces gaps,
         // < 0 causes oversampling of textures

diff --git a/src/Renderer/Shader/TileFS.glsl b/src/Renderer/Shader/TileFS.glsl
@@ -11,6 +11,7 @@
 
 uniform vec3        diffuse;
 uniform float       opacity;
+uniform float       horizonDistance;
 varying vec3        vUv; // WGS84.x/PM.x, WGS84.y, PM.y
 
 void main() {
@@ -52,5 +53,9 @@ void main() {
     #include <itowns/lighting_fragment>
     #include <itowns/overlay_fragment>
 
+    // if (fogDepth > horizonDistance && fogDepth < (horizonDistance + 20000.0)) {
+    //     gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0);
+    // }
+
 #endif
 }
diff --git a/src/Renderer/Shader/TileVS.glsl b/src/Renderer/Shader/TileVS.glsl
@@ -25,5 +25,6 @@ void main() {
         #include <fog_vertex>
         vUv = vec3(uv_wgs84, (uv_pm > 0.) ? uv_pm : uv_wgs84.y); // set pm=wgs84 if pm=0 (not computed)
         vNormal = normalize ( mat3( modelMatrix[0].xyz, modelMatrix[1].xyz, modelMatrix[2].xyz ) * normal );
+        fogDepth = length(mvPosition.xyz);
 #endif
 }