updated to use gamma function

reject odd-sized packets as well
kukulski · Nov 5, 2012 · 377226b · 377226b
1 parent b1d8056
commit 377226b
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Showing 3 changed files with 14 additions and 6 deletions.
diff --git a/main.cpp b/main.cpp
@@ -45,17 +45,19 @@ int main(int argc, const char * argv[])
       exit(1);
   }
 
+	set_gamma(3.0, 3.0, 3.0);
 
-    UDPListener udp(43211);
+
+    UDPListener udp(54321);
     unsigned int udpBuf[100];
 
 
     while(1) {
         size_t amount = udp.listen(udpBuf,sizeof(udpBuf));
-
-    	prepPixels(udpBuf, tclBuf);
-		send_buffer(fd,&tclBuf);
-
+    	if(amount == sizeof(udpBuf)) {
+ 	     	prepPixels(udpBuf, tclBuf);
+	    	send_buffer(fd,&tclBuf);
+    	}
     }
 
     return 0;
@@ -77,7 +79,7 @@ void prepPixels( unsigned int *raw, const tcl_buffer &tcl) {
 
 void writePixel(unsigned int *raw, tcl_color *pixels, int row, int col) {
 	unsigned int px = getPixel(raw,row,col);
-	write_bgra(getTCLPixel(pixels,row,col),px);
+	write_bgra_gamma(getTCLPixel(pixels,row,col),px);
 }
 tcl_color *getTCLPixel(tcl_color *pixels, int row, int col) {
 	int phase = row & 1;

diff --git a/tclled.c b/tclled.c
@@ -68,6 +68,10 @@ void write_bgra(tcl_color *p, uint32_t px) {
 	write_color(p,(px>>8 & 255),(px>>16 & 255),(px>>24));
 }
 
+void write_bgra_gamma(tcl_color *p, uint32_t px) {
+
+	write_gamma_color(p,(px>>8 & 255),(px>>16 & 255),(px>>24));
+}
 
 void write_color(tcl_color *p, uint8_t red, uint8_t green, uint8_t blue) {
   uint8_t flag;

diff --git a/tclled.h b/tclled.h
@@ -80,6 +80,8 @@ int spi_init(int filedes);
  */
 void write_color(tcl_color *p, uint8_t red, uint8_t green, uint8_t blue);
 
+void write_bgra(tcl_color *p, uint32_t px);
+void write_bgra_gamma(tcl_color *p, uint32_t px);
 
 void write_rgba(tcl_color *p, uint32_t color);
 //void write_bgr32(tcl_color *p, uint32_t color);