Global Mapper SDK
GM_SpatialBuffer
Create a buffer polygon around each feature or collection of features
Syntax
C++
Copy
GM_DLL_EXPORTED GM_Error_t32 __stdcall GM_SpatialBuffer
(
GM_LayerHandle_t32 aLayer, // IN: Input layer
GM_SpatialOps_Params_t* aParams, // IN: Parameters
GM_Distance_t aDistance, // IN: Buffer width
GM_FeatureGrouping_t8 aGrouping, // IN: Grouping type
const char* aStr, // IN: the attribute list string; may be NULL
bool aDissolveResults // IN: apply Dissolve operation to results if true
)