3.8.6，浏览器不能显示，引擎可以，为啥 
，
CCEffect %{
techniques:
-
passes:
-
vert: vs:vert
frag: fs:frag
rasterizerState:
cullMode: none
blendState:
targets:
- blend: true
properties:
mainTexture: { value: white }
amplitude: { value: 10.0 }
frequency: { value: 5.0 }
speed: { value: 2.0 }
warpType: { value: 0 }
-
}%
CCProgram vs %{
precision highp float;
#include <builtin/uniforms/cc-global>
#include <builtin/uniforms/cc-local>
in vec3 a_position;
in vec2 a_texCoord;
out vec2 v_uv;
// 必须用 uniform block
uniform EffectUniforms {
float amplitude;
float frequency;
float speed;
float warpType;
};
vec3 waveWarp(vec3 pos) {
pos.y += sin(
pos.x * frequency * 0.01 +
cc_time.x * speed
) * amplitude;
return pos;
}
vec3 jellyWarp(vec3 pos) {
float dist = length(pos.xy);
float offset = sin(
dist * 0.05 -
cc_time.x * speed
);
vec2 dir = normalize(pos.xy + 0.0001);
pos.xy += dir * offset * amplitude;
return pos;
}
vec4 vert () {
vec3 pos = a_position;
if (warpType < 0.5) {
pos = waveWarp(pos);
} else {
pos = jellyWarp(pos);
}
v_uv = a_texCoord;
return cc_matViewProj * cc_matWorld * vec4(pos, 1.0);
}
}%
CCProgram fs %{
precision highp float;
in vec2 v_uv;
uniform sampler2D mainTexture;
vec4 frag () {
return texture(mainTexture, v_uv);
}
}%