Global gamma is disabled by default

1 files changed, 46 insertions, 2 deletions

diff --git a/runtime.c b/runtime.c
index 3f20820..01877af 100644
--- a/runtime.c
+++ b/runtime.c
@@ -612,7 +612,7 @@ typedef struct {
   i32 antialiasing_scale;
 
   b8 exact_resolution       : 1;
-  b8 disable_gamma          : 1;
+  b8 enable_gamma           : 1;
   b8 graceful_shutdown      : 1;
   b8 enable_clipboard_text  : 1;
   b8 enable_clipboard_image : 1;
@@ -781,6 +781,50 @@ static i64 max2_i64_(i64 x, i64 y) {
   return x > y ? x : y;
 }
 
+static i64 min2_i64_(i64 x, i64 y) {
+  return x < y ? x : y;
+}
+
+static f32 max2_f32_(f32 a, f32 b) {
+  return a < b ? b : a;
+}
+
+static f64 min3_(f64 a, f64 b, f64 c) {
+  if (a < b && a < c)
+    return a;
+  if (b < c)
+    return b;
+  return c;
+}
+
+static f64 max3_(f64 a, f64 b, f64 c) {
+  if (a > b && a > c)
+    return a;
+  if (b > c)
+    return b;
+  return c;
+}
+
+static f64 min4_(f64 a, f64 b, f64 c, f64 d) {
+  if (a < b && a < c && a < d)
+    return a;
+  if (b < c && b < d)
+    return b;
+  if (c < d)
+    return c;
+  return d;
+}
+
+static f64 max4_(f64 a, f64 b, f64 c, f64 d) {
+  if (a > b && a > c && a > d)
+    return a;
+  if (b > c && b > d)
+    return b;
+  if (c > d)
+    return c;
+  return d;
+}
+
 //  ================================================================
 //
 //  Log
@@ -1830,7 +1874,7 @@ static void convert_pixels_for_window_(void) {
       vec3_f32 *im     = _internal_row;
       vec3_f32 *im_end = _internal_row + dst_width;
 
-      if (!g_platform.disable_gamma)
+      if (g_platform.enable_gamma)
         for (; im < im_end; ++im) {
           im->x = gamma_(im->x * k);
           im->y = gamma_(im->y * k);