add some description

Pzhao1990 · May 8, 2021 · 0883f27 · 0883f27
1 parent f093f5c
commit 0883f27
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Showing 4 changed files with 297 additions and 298 deletions.
diff --git a/example/gui.js b/example/gui.js
@@ -40,8 +40,8 @@ export class ControlPanel {
     gui.add(that.options, 'maxParticles', 1, 1000 * 1000, 1).name("最大粒子数").onFinishChange(onParticleSystemOptionsChange);
     gui.add(that.options, 'particleHeight', 1, 10000, 1).name("粒子高度").onFinishChange(onParticleSystemOptionsChange);
     gui.add(that.options, 'fadeOpacity', 0.90, 0.999, 0.001).name("拖尾透明度").onFinishChange(onParticleSystemOptionsChange);
-    gui.add(that.options, 'dropRate', 0.0, 0.1).name("下降率").onFinishChange(onParticleSystemOptionsChange);
-    gui.add(that.options, 'dropRateBump', 0, 0.2).name("下降颠簸率").onFinishChange(onParticleSystemOptionsChange);
+    gui.add(that.options, 'dropRate', 0.0, 0.1).name("重置率").onFinishChange(onParticleSystemOptionsChange);
+    gui.add(that.options, 'dropRateBump', 0, 0.2).name("重置&速度关联率").onFinishChange(onParticleSystemOptionsChange);
     gui.add(that.options, 'speedFactor', 0.05, 8).name("粒子速度").onFinishChange(onParticleSystemOptionsChange);
     gui.add(that.options, 'lineWidth', 0.01, 16.0).name("线宽").onFinishChange(onParticleSystemOptionsChange);
 

diff --git a/src/glsl/calculateSpeed.frag b/src/glsl/calculateSpeed.frag
@@ -166,5 +166,5 @@ void main() {
 
     vec4 particleSpeed = vec4(speedInLonLat, calculateWindNorm(speed / speedScaleFactor));
     // gl_FragColor = particleSpeed;
-    gl_FragColor = vec4(speedInLonLat, calculateWindNorm(speedOrigin / speedFactor));
+    gl_FragColor = vec4(speedInLonLat, calculateWindNorm(speedOrigin));
 }
diff --git a/src/glsl/postProcessingPosition.frag b/src/glsl/postProcessingPosition.frag
@@ -29,17 +29,6 @@ vec2 mapPositionToNormalizedIndex2D(vec3 lonLatLev) {
     index3D.y = (lonLatLev.y - minimum.y) / interval.y;
     index3D.z = ceil((lonLatLev.z - minimum.z) / interval.z); 
 
-    // the st texture coordinate corresponding to (col, row) index
-    // example
-    // data array is [0, 1, 2, 3, 4, 5, 7, 8, 9], width = 2, height = 2, level = 2
-    // the content of texture will be
-    // t 1.0
-    //    |  6 7
-    //    |  4 5
-    //    |  2 3
-    //    |  0 1
-    //   0.0------1.0 s
-
     vec2 index2D = vec2(index3D.x, index3D.z * dimension.y + index3D.y);
     vec2 normalizedIndex2D = vec2(index2D.x / dimension.x, index2D.y / (dimension.y * dimension.z));
     return normalizedIndex2D;