shithub: pdffs

Download patch

ref: 724f34cd1635f96b5ae4a2d98addfd5b96c6b085
parent: 0edbea43ea0446eab1ec4535d17b5b13a01d5910
author: Sigrid Solveig Haflínudóttir <ftrvxmtrx@gmail.com>
date: Mon Apr 19 13:04:41 EDT 2021

add type4 function ops

--- a/op.c
+++ b/op.c
@@ -126,4 +126,52 @@
 	/* 9.6.4 Type 3 font operators */
 	{"d0", t3width, 2,},   /* width info */
 	{"d1", t3widthbb, 6,}, /* width & bounding box */
+
+	/* 7.10.5.2 Operators and operands */
+	/* B.2 Arithmetic operators */
+	{"add", t4add, 2,},
+	{"sub", t4sub, 2,},
+	{"mul", t4mul, 2,},
+	{"div", t4div, 2,},
+	{"idiv", t4idiv, 2,},
+	{"mod", t4mod, 2,},
+	{"neg", t4neg, 1,},
+	{"abs", t4abs, 1,},
+	{"ceiling", t4ceiling, 1,},
+	{"floor, t4floor, 1,},
+	{"round", t4round, 1,},
+	{"truncate", t4truncate, 1,},
+	{"sqrt", t4sqrt, 1,},
+	{"sin", t4sin, 1,},
+	{"cos", t4cos, 1,},
+	{"atan", t4atan, 2,},
+	{"exp", t4exp, 2,},
+	{"ln", t4ln, 1,},
+	{"log", t4log, 1,},
+	{"cvi", t4cvi, 1,},
+	{"cvr", t4cvr, 1,},
+	/* B.3 Relational, boolean, and bitwise operators */
+	{"eq", t4eq, 2,},
+	{"ne", t4ne, 2,},
+	{"gt", t4gt, 2,},
+	{"ge", t4ge, 2,},
+	{"lt", t4lt, 2,},
+	{"le", t4le, 2,},
+	{"and", t4and, 2,},
+	{"or", t4or, 2,},
+	{"xor", t4xor, 2,},
+	{"not", t4not, 1,},
+	{"bitshift", t4bitshift, 2,},
+	{"true", t4true, 0,},
+	{"false", t4false, 0,},
+	/* B.4 Conditional operators */
+	{"if", t4if, 2,},
+	{"ifelse", t4ifelse, 3,},
+	/* B.5 Stack operators */
+	{"pop", t4pop, 1,},
+	{"exch", t4exch, 2,},
+	{"dup", t4dup, 1,},
+	{"copy", t4copy, -1,},
+	{"index", t4index, -1,},
+	{"roll", t4roll, -2,},
 };