GM_GetPixelColor |
Retrieves the color at a given pixel location from the provided raster layer. If the layer does not contain a valid color value at the provided pixel location (i.e. it is a "no data" or transparent value), GM_Error_NoDataAtLocation will be returned.
SyntaxGM_DLL_EXPORTED GM_Error_t32 GM_GetPixelColor ( GM_LayerHandle_t32 aLayer, // IN: Layer to get color from or NULL for topmost sint32 aRow, // IN: Y coord of pixel (0 is topmost) sint32 aCol, // IN: X coord of pixel (0 is leftmost) GM_Color_t* aColor // OUT: Color of pixel at location );