modified: Makefile

	modified:   color.c

2 files changed, 11 insertions, 6 deletions

diff --git a/src/Makefile b/src/Makefile
index be8ac25..6ea52ea 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -1,4 +1,4 @@
 make:
-	gcc color.c -lX11 -o ../bin/color
+	gcc color.c -lX11 -lm -o ../bin/color
 debug:
-	gcc color.c -lX11 -Wall -o ../bin/color -ggdb
+	gcc color.c -lX11 -lm -Wall -o ../bin/color -ggdb
diff --git a/src/color.c b/src/color.c
index bdf0239..01f093f 100644
--- a/src/color.c
+++ b/src/color.c
@@ -4,6 +4,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <errno.h>
+#include <math.h>
 
 #define PROMPT_BUFSIZE 32
 
@@ -36,7 +37,7 @@ int main(void) {
    GC text_prompt_gc; 
 
    int text_buffer_space;
-
+   unsigned int channel_step;
    int is_prompt = 0;
 
    unsigned int winsize_x;
@@ -82,6 +83,8 @@ int main(void) {
 
    XMapWindow(display, window);
    XSelectInput(display, window, KeyPressMask | ExposureMask);
+   XGetWindowAttributes(display, window, &win_info); 
+   channel_step = 0xffff / pow((win_info.depth / 3), 2) ;
 
 
    //text struct
@@ -121,14 +124,16 @@ int main(void) {
            }
          }
          else {
+           printf("%i\n", win_info.depth);
            switch(event.xkey.keycode) {
              case X_ENTER_KEY:
                break;
              case X_Q_KEY:
-               printf("%i\n", background_color.red);
+               printf("Before: %i\n", background_color.red);
                XFreeColors(display, colormap, &background_color.pixel, 1, NULL);
-               background_color.red += 1000;
-               printf("%i\n", background_color.red);
+               printf("Step: %i\n", channel_step);
+               background_color.red += channel_step; //TODO: change me to depth
+               printf("After: %i\n", background_color.red);
                XAllocColor(display, colormap, &background_color);
                break;
              case X_W_KEY: