Bunch of visual fixes

hueshift.glsl

@@ -14,6 +14,7 @@ uniform sampler2D iChannel0;
 uniform uniforms {
     int is_colorless; // if greater than zero, no color
     float target_hue;
+    float alpha;
 };
 in vec2 texUV;
 out vec4 fragColor;
@@ -47,17 +48,19 @@ vec3 hsv2rgb(vec3 c)
 
 void main() {
     vec4 outColor = texture2DAA(iChannel0, texUV);
+    outColor.a *= alpha;
     vec3 hsv = rgb2hsv(outColor.rgb);
 
+    float green_hue = 118.0f / 360.0f;
+    if(abs(hsv.r - green_hue) < 0.15) {
         if(is_colorless > 0) 
         {
             hsv.y = 0.0f;
         } else {
-        float green_hue = 118.0f / 360.0f;
-     if(abs(hsv.r - green_hue) < 0.15) {
             hsv.x = target_hue;
         }
     }
+    
    fragColor = vec4(hsv2rgb(hsv), outColor.a);
 }
 @end

main.c

@@ -761,6 +761,7 @@ static void setup_hueshift(enum Squad squad)
   hueshift_uniforms_t uniform = {
       .is_colorless = meta.is_colorless,
       .target_hue = (float)meta.hue,
+      .alpha = sgp_get_color().a,
   };
   sgp_set_uniform(&uniform, sizeof(hueshift_uniforms_t));
 }
@@ -1142,6 +1143,7 @@ static void ui(bool draw, double dt, double width, double height)
 
           pipeline_scope(hueshift_pipeline)
           {
+            set_color(WHITE);
             setup_hueshift(this_squad);
 
             rotate_at(flag_rot[i], flag_pos[i].x, flag_pos[i].y);
@@ -1940,23 +1942,6 @@ static void frame(void)
               }
               sgp_reset_image(0);
 
-              if (b->box_type == BoxMissileLauncher)
-              {
-                set_color(RED);
-                draw_circle(entity_pos(b), MISSILE_RANGE);
-
-                // draw the charging missile
-                transform_scope
-                {
-                  rotate_at(missile_launcher_target(&gs, b).facing_angle, entity_pos(b).x, entity_pos(b).y);
-                  set_color_values(1.0, 1.0, 1.0, b->missile_construction_charge);
-                  sgp_set_image(0, image_missile);
-                  pipeline_scope(goodpixel_pipeline)
-                      draw_texture_centered(entity_pos(b), BOX_SIZE);
-                  sgp_reset_image(0);
-                }
-              }
-
               if (b->box_type == BoxScanner)
               {
                 sgp_set_image(0, image_scanner_head);
@@ -2004,6 +1989,25 @@ static void frame(void)
                 draw_line(entity_pos(b).x, entity_pos(b).y, to.x, to.y);
               }
             }
+            if (b->box_type == BoxMissileLauncher)
+            {
+              set_color(RED);
+              draw_circle(entity_pos(b), MISSILE_RANGE);
+
+              // draw the charging missile
+              transform_scope
+              {
+                rotate_at(missile_launcher_target(&gs, b).facing_angle, entity_pos(b).x, entity_pos(b).y);
+                sgp_set_image(0, image_missile);
+                pipeline_scope(hueshift_pipeline)
+                {
+                  set_color_values(1.0, 1.0, 1.0, b->missile_construction_charge);
+                  setup_hueshift(b->owning_squad);
+                  draw_texture_centered(entity_pos(b), BOX_SIZE);
+                }
+                sgp_reset_image(0);
+              }
+            }
           }
         }
 
@@ -2024,9 +2028,14 @@ static void frame(void)
               sgp_set_image(0, image_missile);
             }
 
-            pipeline_scope(goodpixel_pipeline)
+            pipeline_scope(hueshift_pipeline)
+            {
+              setup_hueshift(e->owning_squad);
               draw_texture_rectangle_centered(entity_pos(e), MISSILE_SPRITE_SIZE);
             }
+
+            sgp_reset_image(0);
+          }
         }
 
         // draw player