From 7b7cd6da61b1fcc0f2a3ecce2cb9e6c42782c717 Mon Sep 17 00:00:00 2001
From: Henning Makholm <henning@makholm.net>
Date: Fri, 27 Jan 2006 18:00:00 -0500
Subject: Import of release 0.7

---
(limited to 'test/source')

diff --git a/test/source/comptest.xcf.gz b/test/source/comptest.xcf.gz
new file mode 100644
index 0000000..4a69918
--- /dev/null
+++ b/test/source/comptest.xcf.gz
Binary files differ
diff --git a/test/source/i255.xcf.gz b/test/source/i255.xcf.gz
new file mode 100644
index 0000000..086bafb
--- /dev/null
+++ b/test/source/i255.xcf.gz
Binary files differ
diff --git a/test/source/i256.xcf.gz b/test/source/i256.xcf.gz
new file mode 100644
index 0000000..38c23c4
--- /dev/null
+++ b/test/source/i256.xcf.gz
Binary files differ
diff --git a/test/source/indextest.xcf.gz b/test/source/indextest.xcf.gz
new file mode 100644
index 0000000..b782acf
--- /dev/null
+++ b/test/source/indextest.xcf.gz
Binary files differ
diff --git a/test/source/mkbase.i b/test/source/mkbase.i
new file mode 100644
index 0000000..ec408ef
--- /dev/null
+++ b/test/source/mkbase.i
@@ -0,0 +1,60 @@
+/* -*- C -*-
+ * This program is written by Henning Makholm, and is in the
+ * public domain.
+ */
+
+#include <png.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+static void
+error(png_structp png_ptr, png_const_charp errormsg)
+{
+  fprintf(stderr,"PNG error: %s\n",errormsg);
+  exit(1);
+}
+
+
+int
+main(void)
+{
+  png_structp libpng = NULL ;
+  png_infop libpng2 = NULL ;
+  unsigned char row[TEST_IMAGE_WIDTH*4] ;
+  unsigned x,y ;
+  int r,g,b,a ;
+
+  libpng = png_create_write_struct(PNG_LIBPNG_VER_STRING,
+                                   png_voidp_NULL,
+                                   error,
+                                   png_error_ptr_NULL);
+  if( !libpng )
+    error(libpng,"Couldn't initialize libpng library");
+  
+  libpng2 = png_create_info_struct(libpng);
+  if( !libpng2 )
+    error(libpng,"Couldn't create PNG info structure");
+
+  png_init_io(libpng,stdout);
+    
+  png_set_IHDR(libpng,libpng2,TEST_IMAGE_WIDTH,TEST_IMAGE_HEIGHT,
+               8, PNG_COLOR_TYPE_RGB_ALPHA,
+               PNG_INTERLACE_NONE,
+               PNG_COMPRESSION_TYPE_DEFAULT,
+               PNG_FILTER_TYPE_DEFAULT);
+
+  png_write_info(libpng,libpng2);
+               
+  for( y=0; y<TEST_IMAGE_HEIGHT; y++ ) {
+    for( x=0; x<TEST_IMAGE_WIDTH; x++ ) {
+      makepixel(x,y,&r,&g,&b,&a);
+      row[x*4+0] = r ;
+      row[x*4+1] = g ;
+      row[x*4+2] = b ;
+      row[x*4+3] = a ;
+    }
+    png_write_row(libpng,row);
+  }
+  png_write_end(libpng,libpng2);
+  return 0 ;  
+}
diff --git a/test/source/mkgradient256.pl b/test/source/mkgradient256.pl
new file mode 100644
index 0000000..e03912c
--- /dev/null
+++ b/test/source/mkgradient256.pl
@@ -0,0 +1,6 @@
+print "P2 256 256 255\n" ;
+for $y ( 0 .. 255 ) {
+    for $x ( 0 .. 255 ) {
+        print "$x\n" ;
+    }
+}
diff --git a/test/source/mkmodebase.c b/test/source/mkmodebase.c
new file mode 100644
index 0000000..3e5c656
--- /dev/null
+++ b/test/source/mkmodebase.c
@@ -0,0 +1,50 @@
+/* This program is written by Henning Makholm, and is in the
+ * public domain.
+ */
+
+#define TEST_IMAGE_WIDTH 64
+#define TEST_IMAGE_HEIGHT 64
+
+void
+makepixel(int x,int y,int *r,int *g,int *b,int *a) {
+  if( y < 3 || y >= 61 ) {
+    *a = 0 ;
+    return ;
+  }
+  if( x < 3 || x >= 61 ||
+      y < 6 || y >= 58 ) {
+    *r=*g=*b=*a=255 ;
+    return ;
+  }
+  if( x < 6 || x >= 58 )  {
+    *a=0 ;
+    return ;
+  }
+  x -= 6 ;
+  if( x <= 17 ) {
+    *a = x*15 ;
+    *r = 255 ;
+    *g = 0 ;
+    *b = 17*7 ;
+    return ;
+  }
+  *a = 255 ;
+  x -= 17 ;
+  if( x <= 17 ) {
+    *r = 255 ;
+    *g = x*15 ;
+    *b = (17-x)*7 ;
+    return ;
+  }
+  x -= 17 ;
+  if( x <= 17 ) {
+    *r = (17-x)*15 ;
+    *g = 255 ;
+    *b = x*15 ;
+    return ;
+  }
+  *r=255 ;
+  *g=*b=0 ;
+}
+
+#include "mkbase.i"
diff --git a/test/source/mktile0.pl b/test/source/mktile0.pl
new file mode 100644
index 0000000..b932ed0
--- /dev/null
+++ b/test/source/mktile0.pl
@@ -0,0 +1,15 @@
+$L = 64 ;
+print "P3 $L $L 255\n" ;
+for $y ( 0 .. $L-1 ) {
+    for $x ( 0 .. $L-1 ) {
+        $m = int($y / 4)*16 + int($x/4) ;
+        if( $m < 216 ) {
+            print( 51 * ($m % 6), " ",
+                   51 * (int($m/6) % 6), " ",
+                   51 * (int($m/36)), "\n" );
+        } else {
+            $m = ($m-216) * 6 + 10 ;
+            print( "$m $m $m\n" );
+        }
+    }
+}
diff --git a/test/source/mktile1.c b/test/source/mktile1.c
new file mode 100644
index 0000000..50709df
--- /dev/null
+++ b/test/source/mktile1.c
@@ -0,0 +1,35 @@
+/* This program is written by Henning Makholm, and is in the
+ * public domain.
+ */
+
+#define TEST_IMAGE_WIDTH 50
+#define TEST_IMAGE_HEIGHT 50
+
+#include <math.h>
+#include <stdlib.h>
+
+void
+makepixel(int x,int y,int *r,int *g,int *b,int *a) {
+  double yy = 2*(double)y/(TEST_IMAGE_HEIGHT-1) - 1 ;
+  double xx = 2*(double)x/(TEST_IMAGE_WIDTH-1) - 1 ;
+  double rad = sqrt(xx*xx+yy*yy) ;
+  unsigned t  = x + abs((y - TEST_IMAGE_HEIGHT/2)) ;
+  t = t / 10 + ((600 + y - TEST_IMAGE_HEIGHT/2) / 10)*77 ;
+  if( rad < 0.9 )
+    *a = 255 ;
+  else if( rad < 1 )
+    *a = 190 ;
+  else if( rad < 1.2 )
+    *a = 73 ;
+  else
+    *a = 0 ;
+
+  t *= 3847822 ;
+  t ^= 29938132 ;
+  t %= 2093847 ;
+  *r = 120 * ((t >> 3) % 3) + 3 ;
+  *g = 120 * ((t >> 7) % 3) + 3 ;
+  *b = 120 * ((t >> 10) % 3) + 3 ;
+}
+
+#include "mkbase.i"
diff --git a/test/source/modetest.xcf.gz b/test/source/modetest.xcf.gz
new file mode 100644
index 0000000..c2d7f8a
--- /dev/null
+++ b/test/source/modetest.xcf.gz
Binary files differ
diff --git a/test/source/tiletest.xcf.gz b/test/source/tiletest.xcf.gz
new file mode 100644
index 0000000..c2fbc45
--- /dev/null
+++ b/test/source/tiletest.xcf.gz
Binary files differ
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