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-rw-r--r--colourconv.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/colourconv.c b/colourconv.c
new file mode 100644
index 0000000..4863c77
--- /dev/null
+++ b/colourconv.c
@@ -0,0 +1,17 @@
+#include<stdio.h>
+
+int main( int argc, char *argv[] ) {
+ if ( argc != 5 ) {
+ printf("Usage %s <red> <green> <blue> <alpha>\n", argv[0]);
+ return 1;
+ }
+
+ unsigned char red = atoi( argv[1] );
+ unsigned char green = atoi( argv[2] );
+ unsigned char blue = atoi( argv[3] );
+ unsigned char alpha = atoi( argv[4] );
+
+ unsigned int colour = alpha << 24 | red << 16 | green << 8 | blue;
+
+ printf("R: %u G: %u B: %u A: %u\nColour value: %u\n", red , green, blue, alpha, colour);
+}