fix: avoid using z-fighting suppressor when exporting models

Author: LittleSound

src/components/ModelRenderer.vue

@@ -39,6 +39,7 @@ const props = defineProps<{
   curveSegments: number
   materialConfig: MaterialConfig
   controlsConfig: ControlsConfig
+  zFighting: boolean
 }>()
 
 const emit = defineEmits<{
@@ -110,7 +111,7 @@ function fixFloat(num: number) {
 }
 
 // 计算实际显示的形状
-const shownShapes = computed(() => suppressZFighting(props.shapes))
+const shownShapes = computed(() => props.zFighting ? suppressZFighting(props.shapes) : props.shapes)
 
 // 获取形状的材质配置
 function getShapeMaterialConfig(index: number) {

src/components/SvgTo3D.vue

@@ -221,6 +221,7 @@ const isLoaded = computed(() => svgShapes.value.length && !isDefaultSvg.value)
     v-model:camera-position="cameraPosition"
     v-model:selected-shape-index="selectedShownShapeIndex"
     :shapes="shownShapes"
+    :z-fighting="!isExporting"
     :scale="scale"
     :curve-segments="curveSegments"
     :material-config="{