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bedrock

Updated for 2022 ETOPO 30 Arc Second High Resolution

GMT 6 and ETOPO 2022 Docker image Bedrock

Releases

ETOPO Ice

Ice surface available from tag: etopo-2022-gmt6-ice-${VERSION}

GitHub GHCR

4k and 8k wallpaper

Architecture

  • linux/amd64
  • linux/arm64

Example Dockerfile

  • use as a builder
  • cut down grid file to a specific region
FROM jac18281828/bedrock:ice_surface as builder

WORKDIR /bedrock

ARG EAST=42
ARG WEST=-5
ARG NORTH=55
ARG SOUTH=29

RUN gmt grdcut /bedrock/ETOPO_2022_v1_30s_N90W180_surface.nc -R${WEST}/${EAST}/${SOUTH}/${NORTH} -G/bedrock/ETOPO1_asiaminor.nc

FROM debian:stable-slim

RUN apt update && \
    apt -y install gmt gmt-gshhg-high ghostscript

COPY --from=builder /bedrock/ETOPO1_asiaminor.nc /bedrock/ETOPO1_asiaminor.nc

CMD echo Bedrock!

Example Map: Copper World Relief (seen above):

#!/usr/bin/env bash

ETOPO=/bedrock/ETOPO_2022_v1_30s_N90W180_ice.nc

gmt begin /output/world
gmt makecpt -Ccopper -T-18000/28500
gmt grdimage ${ETOPO} -n+c
gmt end

Complete working example