From 508ddfcd452de5e12c6ca0a26f7c9441b0dffc1c Mon Sep 17 00:00:00 2001
From: Benau <Benau@users.noreply.github.com>
Date: Sun, 3 Apr 2016 11:27:46 +0800
Subject: [PATCH] Show translucent icon for ghost kart in race gui

---
 src/graphics/2dutils.cpp             | 10 ++++++++--
 src/graphics/2dutils.hpp             |  2 +-
 src/states_screens/race_gui_base.cpp |  3 +--
 3 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/src/graphics/2dutils.cpp b/src/graphics/2dutils.cpp
index 5323b118b..ec58cbaee 100644
--- a/src/graphics/2dutils.cpp
+++ b/src/graphics/2dutils.cpp
@@ -377,7 +377,8 @@ void draw2DImage(const video::ITexture* texture,
                  const core::rect<s32>& sourceRect,
                  const core::rect<s32>* clip_rect,
                  const video::SColor* const colors,
-                 bool use_alpha_channel_of_texture)
+                 bool use_alpha_channel_of_texture,
+                 bool draw_translucently)
 {
     if (!CVS->isGLSL())
     {
@@ -395,7 +396,12 @@ void draw2DImage(const video::ITexture* texture,
             center_pos_x, center_pos_y, tex_width, tex_height,
             tex_center_pos_x, tex_center_pos_y);
 
-    if (use_alpha_channel_of_texture)
+    if (draw_translucently)
+    {
+        glEnable(GL_BLEND);
+        glBlendFunc(GL_SRC_ALPHA, GL_ONE);
+    }
+    else if (use_alpha_channel_of_texture)
     {
         glEnable(GL_BLEND);
         glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
diff --git a/src/graphics/2dutils.hpp b/src/graphics/2dutils.hpp
index aafc9b442..4c6e0d59c 100644
--- a/src/graphics/2dutils.hpp
+++ b/src/graphics/2dutils.hpp
@@ -47,7 +47,7 @@ void draw2DImage(const irr::video::ITexture* texture,
                  const irr::core::rect<irr::s32>& sourceRect,
                  const irr::core::rect<irr::s32>* clipRect,
                  const irr::video::SColor* const colors,
-                 bool useAlphaChannelOfTexture);
+                 bool useAlphaChannelOfTexture, bool draw_translucently = false);
 
 void draw2DVertexPrimitiveList(irr::video::ITexture *t, const void* vertices,
                   irr::u32 vertexCount, const void* indexList,
diff --git a/src/states_screens/race_gui_base.cpp b/src/states_screens/race_gui_base.cpp
index 3639898c8..6a2ff4248 100644
--- a/src/states_screens/race_gui_base.cpp
+++ b/src/states_screens/race_gui_base.cpp
@@ -828,8 +828,7 @@ void RaceGUIBase::drawGlobalPlayerIcons(int bottom_margin)
         {
             const core::rect<s32> rect(core::position2d<s32>(0,0),
                                        icon->getSize());
-            draw2DImage(icon, pos, rect,
-                                                      NULL, NULL, true);
+            draw2DImage(icon, pos, rect, NULL, NULL, true, kart->isGhostKart());
         }
 
         //draw status info - icon fade out in case of rescue/explode