cocos creator3.7.3发布的ios版本，闪白shader出问题。有哪位大佬遇到过这种情况吗？？有啥解决方案？
你这不得把自己的代码放出来？ 
程序员问问题啥都不给出来
说的好有道理
//--------------------闪白shader代码
// Copyright © 2017-2020 Xiamen Yaji Software Co., Ltd.
CCEffect %{
techniques:
-
passes:
-
vert: spine-vs:vert
frag: spine-fs:frag
depthStencilState:
depthTest: false
depthWrite: false
blendState:
targets:
-
blend: true
blendSrc: src_alpha
blendDst: one_minus_src_alpha
blendDstAlpha: one_minus_src_alpha
rasterizerState:
cullMode: none
properties:
mainTexture: { value: white }
alphaThreshold: { value: 0.5 }
u_color: { value: [1,1,1,1], editor: {type: color} }
u_rate: { value: 1 }
-
-
}%
CCProgram spine-vs %{
precision highp float;
#include <builtin/uniforms/cc-global>
#if USE_LOCAL
#include <builtin/uniforms/cc-local>
#endif
#if SAMPLE_FROM_RT
#include <common/common-define>
#endif
in vec3 a_position;
in vec2 a_texCoord;
in vec4 a_color;
out vec4 v_light;
out vec4 color;
out vec2 uv0;
#if USE_TINT
in vec4 a_color0;
out vec4 v_dark;
#endif
vec4 vert () {
vec4 pos = vec4(a_position, 1);
#if USE_LOCAL
pos = cc_matWorld * pos;
#endif
#if USE_PIXEL_ALIGNMENT
pos = cc_matView * pos;
pos.xyz = floor(pos.xyz);
pos = cc_matProj * pos;
#else
pos = cc_matViewProj * pos;
#endif
v_light = a_color;
#if USE_TINT
v_dark = a_color0;
#endif
uv0 = a_texCoord;
#if SAMPLE_FROM_RT
CC_HANDLE_RT_SAMPLE_FLIP(uv0);
#endif
color = a_color;
return pos;
}
}%
CCProgram spine-fs %{
precision highp float;
#include <builtin/internal/embedded-alpha>
#include <builtin/internal/alpha-test>
in vec4 v_light;
#if USE_TINT
in vec4 v_dark;
#endif
#if USE_TEXTURE
in vec2 uv0;
uniform sampler2D mainTexture;
#pragma builtin(local)
layout(set = 2, binding = 11) uniform sampler2D cc_spriteTexture;
#endif
uniform ARGS {
vec4 u_color;
float u_rate;
};
vec4 frag () {
vec4 o = vec4(1, 1, 1, 1);
#if USE_TEXTURE
o *= CCSampleWithAlphaSeparated(cc_spriteTexture, uv0);
#endif
o *= v_light;
vec4 finalColor;
#if USE_TINT
finalColor.a = v_light.a * o.a;
finalColor.rgb = ((o.a - 1.0) * v_dark.a + 1.0 - o.rgb) * v_dark.rgb + o.rgb * v_light.rgb;
#else
finalColor = o * v_light;
#endif
ALPHA_TEST(finalColor);
vec3 result = mix(u_color.rgb, finalColor.rgb, u_rate);
o = vec4(result.rgb, finalColor.a);
return o;
}
}%
感谢大佬 