Diff: paddle.cpp

Revision:

21:a554229e884b

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/paddle.cpp	Tue Aug 27 18:54:15 2013 +0000
@@ -0,0 +1,72 @@
+#include "paddle.h"
+
+Paddle::Paddle()
+{
+    setColor(255,255,255);
+    setSize(4);
+    position = -getSize();
+    direction = 1;
+    setSpeed(50);
+}
+
+void Paddle::setSpeed(float speed)
+{
+//truncate
+    float time;
+    if(speed > 100000)
+        speed = 100000;
+    if(speed <= 0)
+        speed = 0.001;
+    m_speed = speed;
+    time = 1/m_speed;
+    UpdatePosition.detach();
+    UpdatePosition.attach(this,&Paddle::PositionUpdater, time);
+}
+
+void Paddle::PositionUpdater(void)
+{
+    if(direction == 1)
+        position++;
+    else
+        position--;
+}
+
+uint8_t Paddle::getColor(uint8_t pixel, uint8_t color)
+{
+    if(pixel<MAX_PADDLE_SIZE && color < 3)
+        return m_paddle[pixel][color];
+    else
+        return 0;
+}
+
+uint8_t Paddle::getSize(void)
+{
+    return m_size;
+}
+
+void Paddle::setSize(uint8_t size)
+{
+    if(size > MAX_PADDLE_SIZE)
+        size = MAX_PADDLE_SIZE;
+    m_size = size;
+    setColor(m_red, m_green, m_blue);
+}
+
+void Paddle::setColor(uint8_t red, uint8_t green, uint8_t blue)
+{
+    uint8_t paddlepixel;
+    m_red = red;
+    m_green = green;
+    m_blue = blue;
+    for(paddlepixel = 0 ; paddlepixel < MAX_PADDLE_SIZE ; paddlepixel++)
+    {
+        float factor;
+        factor = 1.0*paddlepixel/(m_size*1.0);
+        if (factor > 1)
+            factor = 1;
+        factor = factor*factor*factor;// make the effect more dramatic
+        m_paddle[paddlepixel][0] = (float)m_red * factor; 
+        m_paddle[paddlepixel][1] = (float)m_green * factor;
+        m_paddle[paddlepixel][2] = (float)m_blue * factor;
+    }
+}