From 5bf73ca209108e2ce8f3919d453050d957212779 Mon Sep 17 00:00:00 2001
From: "Matthias P. Braendli" <matthias.braendli@mpb.li>
Date: Wed, 11 Nov 2015 22:01:36 +0100
Subject: Fix correlation, add keys for usrp gain

---
 pointcloud.cpp | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)

(limited to 'pointcloud.cpp')

diff --git a/pointcloud.cpp b/pointcloud.cpp
index 417c31c..7c92d16 100644
--- a/pointcloud.cpp
+++ b/pointcloud.cpp
@@ -96,9 +96,10 @@ void PointCloud::push_samples(std::pair<std::vector<complexf>, std::vector<compl
         double arg_tx = std::arg(tx[i]);
 
         // Phase is colour
-        p.r = p.g = p.b = 255;
+        p.r = p.b = 255;
+        p.g = 64;
         if (arg_rx > arg_tx) {
-            int corr = 255 - 10 * (arg_rx - arg_tx);
+            int corr = 255 - 20 * (arg_rx - arg_tx);
 
             if (corr < 0) {
                 corr = 0;
@@ -107,7 +108,7 @@ void PointCloud::push_samples(std::pair<std::vector<complexf>, std::vector<compl
             p.r = corr;
         }
         else {
-            int corr = 255 - 10 * (arg_tx - arg_rx);
+            int corr = 255 - 20 * (arg_tx - arg_rx);
 
             if (corr < 0) {
                 corr = 0;
@@ -124,7 +125,7 @@ void PointCloud::push_samples(std::pair<std::vector<complexf>, std::vector<compl
     }
 }
 
-void PointCloud::handle_event()
+std::string PointCloud::handle_event()
 {
     SDL_Event event;
     while (SDL_PollEvent(&event))
@@ -133,8 +134,14 @@ void PointCloud::handle_event()
             case SDL_QUIT:
                 throw sdl_quit();
                 break;
+            case SDL_KEYDOWN:
+                std::string key(SDL_GetKeyName(event.key.keysym.sym));
+                return key;
+                break;
         }
     }
+
+    return std::string();
 }
 
 void PointCloud::draw()
-- 
cgit v1.2.3