100     TCAssertMsg( (ly     != NULL), "TCSetLayerAttributes: NULL layer ptr\n" );  in TCSetLayerAttributes()
101     TCAssertMsg( (width  <= 1024), "TCSetLayerAttributes: layer width exceeds 1024 texels\n" );  in TCSetLayerAttributes()
102     TCAssertMsg( (height <= 1024), "TCSetLayerAttributes: layer width exceeds 1024 texels\n" );  in TCSetLayerAttributes()
129     TCAssertMsg( (ly != NULL), "TCSetLayerBuffer: NULL layer ptr\n"          );  in TCSetLayerBuffer()
130     TCAssertMsg( (ly->width ), "TCSetLayerBuffer: layer width is not set\n"  );  in TCSetLayerBuffer()
131     TCAssertMsg( (ly->height), "TCSetLayerBuffer: layer height is not set\n" );  in TCSetLayerBuffer()
191     TCAssertMsg( (ly != NULL),       "TCSetLayerValue: NULL layer ptr\n"            );  in TCSetLayerValue()
192     TCAssertMsg( (ly->width ),       "TCSetLayerValue: layer width is not set\n"    );  in TCSetLayerValue()
193     TCAssertMsg( (ly->data != NULL), "TCSetLayerValue: layer data ptr is not set\n" );  in TCSetLayerValue()
243     TCAssertMsg( (ly != NULL),       "TCGetLayerValue: NULL layer ptr\n"            );  in TCGetLayerValue()
244     TCAssertMsg( (ly->width ),       "TCGetLayerValue: layer width is not set\n"    );  in TCGetLayerValue()
245     TCAssertMsg( (ly->data != NULL), "TCGetLayerValue: layer data ptr is not set\n" );  in TCGetLayerValue()
246     TCAssertMsg( (riaPtr != NULL),   "TCGetLayerValue: NULL riaPtr\n"               );  in TCGetLayerValue()
301     TCAssertMsg( (dfPtr != NULL), "TCMakeImColorLayer: NULL TCFile ptr\n" );  in TCMakeImColorLayer()
302     TCAssertMsg( (newLy != NULL), "TCMakeImColorLayer: NULL layer ptr\n"  );  in TCMakeImColorLayer()
330     TCAssertMsg( (dfPtr != NULL), "TCMakeImAlphaLayer: NULL TCFile ptr\n" );  in TCMakeImAlphaLayer()
331     TCAssertMsg( (newLy != NULL), "TCMakeImAlphaLayer: NULL layer ptr\n"  );  in TCMakeImAlphaLayer()
364 …TCAssertMsg( (dfPtr->palPtr != NULL), "TCConvertCI_To_RGB: TCFile %s has no palette\n", dfPtr->nam…  in TCConvertCI_To_RGB()
400     TCAssertMsg( (ly != NULL), "TCSetLayerType, Null TCLayer ptr\n" );  in TCSetLayerType()
422     TCAssertMsg( (ly != NULL), "TCSetLayerDimensions: NULL TCLayer ptr\n" );  in TCSetLayerDimensions()