增加shader编译错误打印shader代码

src/3d/shaders/getCusShader.ts

@@ -638,15 +638,15 @@ const FRAG = [
     "   #ifdef USE_MAP",
     "      vec4 mapColor = texture2D( uMap, vTextureCoord );",
     "      color *= mapColor;",
-    "      vec2 s = step(vec2(uFrameUvs.x,uFrameUvs.y),vTextureCoord) - step(vec2(uFrameUvs.z,uFrameUvs.w),vTextureCoord);",
+    "      vec2 s = step(vec2(uFrameUvs.x, uFrameUvs.y),vTextureCoord) - step(vec2(uFrameUvs.z, uFrameUvs.w), vTextureCoord);",
     // "      vec2 s = step(vec2(0.6669921875,0.4111328125),vTextureCoord) - step(vec2(0.951171875,0.65625),vTextureCoord);",
     "      color *= abs(s.x * s.y);",
     "   #endif",
 
 	"   vec3 normal = vNormal;",
-	"      #ifdef USE_NORMAL_MAP",
-	"         normal = getNormalFromMap();",
-	"      #endif",
+	"   #ifdef USE_NORMAL_MAP",
+	"       normal = getNormalFromMap();",
+	"   #endif",
 
     //计算顶点颜色
     "   #ifdef USE_VERTEXCOLOR",