1b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari# simple.dfa 2b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari# Build time configuration of libpng 3b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari# 4b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari# Author: John Bowler 5b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari# Copyright: (c) John Bowler, 2013 6b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari# Usage rights: 7b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari# To the extent possible under law, the author has waived all copyright and 8b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari# related or neighboring rights to this work. This work is published from: 9b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari# United States. 10b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari# 11b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari# Build libpng with just the simplified APIs (read and write). 12b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari# 13b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari 14b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurarieverything = off 15b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari 16b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurarioption SIMPLIFIED_WRITE on 17b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurarioption SIMPLIFIED_READ on 18b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari 19b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari# It isn't necessary to chose fixed or floating point for the APIs because the 20b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari# simplified API doesn't need fixed or floating point numbers. It is necessary 21b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari# to chose an internal math implementation. The default (because of 'everything 22b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari# = off') is fixed point - turn the floating point implementation on if you have 23b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari# hardware floating point or prefer your software floating point implementation. 24b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurarioption FLOATING_ARITHMETIC on 25b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari 26b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari# This is not strictly necessary, but without it the message strings in the API 27b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari# will not be filled in 28b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurarioption ERROR_TEXT on 29b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari 30b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari# Switching these options on enables the 'AFIRST' and 'BGR' formats - you don't 31b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari# need this if you don't use them, they just allow the in-memory layout to be 32b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurari# changed to match common hardware formats. 33b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurarioption SIMPLIFIED_READ_AFIRST on 34b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurarioption SIMPLIFIED_READ_BGR on 35b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurarioption SIMPLIFIED_WRITE_AFIRST on 36b478e66e7c2621eef5f465e4629ce642db00716bSireesh Tripurarioption SIMPLIFIED_WRITE_BGR on 37