cleanups more alpha

1 files changed, 15 insertions, 2 deletions

diff --git a/Smoke/colormap.c b/Smoke/colormap.c
index 946d9fc..b8097ee 100644
--- a/Smoke/colormap.c
+++ b/Smoke/colormap.c
@@ -18,6 +18,8 @@ static int colormap_colormap = PALETTE_BLACKWHITE;
 
 static int colormap_num_colors = PALETTE_MAXCOLORS;
 
+static int colormap_alpha = 1.0f;
+
 static int colormap_scaling = FALSE;
 
 static int colormap_clamping = FALSE;
@@ -48,10 +50,21 @@ void colormap_set_colormap(int colormap)
   colormap_colormap = colormap;
 }
 
-int colormap_get_colormap(void){
+int colormap_get_colormap(void)
+{
   return colormap_colormap;
 }
 
+void colormap_set_alpha(int alpha)
+{
+  colormap_alpha = alpha;
+}
+
+int colormap_get_alpha(void)
+{
+  return colormap_alpha;
+}
+
 void colormap_set_scaling(int scaling)
 {
   colormap_scaling = scaling;
@@ -156,7 +169,7 @@ struct color4f colormap_get_color(float value)
   value = colormap_scaling ? remap(value) : value;
 
   return_value = set_palette(colormap_colormap, value, colormap_num_colors);
-  return_value.a = 1.0f;
+  return_value.a = colormap_alpha;
 
   return return_value;
 }