Added support for VIEW command to the C client.

C/src/xplaneConnect.c

@@ -48,9 +48,6 @@
 #include <sys/types.h>
 #include <time.h>
 
-
-
-
 void printError(char *functionName, char *format, ...)
 {
 	va_list args;
@@ -694,3 +691,31 @@ int sendWYPT(XPCSocket sock, WYPT_OP op, float points[], int count)
 /*****************************************************************************/
 /****                      End Drawing functions                          ****/
 /*****************************************************************************/
+
+/*****************************************************************************/
+/****                          View functions                             ****/
+/*****************************************************************************/
+int sendVIEW(XPCSocket sock, VIEW_TYPE view)
+{
+	// Validate Input
+	if (view < XPC_VIEW_FORWARDS || view > XPC_VIEW_FULLSCREENNOHUD)
+	{
+		printError("sendVIEW", "Unrecognized view");
+		return -1;
+	}
+
+	// Setup Command
+	char buffer[9] = "VIEW";
+	*((int*)(buffer + 5)) = view;
+
+	// Send Command
+	if (sendUDP(sock, buffer, 9) < 0)
+	{
+		printError("sendVIEW", "Failed to send command");
+		return -2;
+	}
+	return 0;
+}
+/*****************************************************************************/
+/****                        End View functions                           ****/
+/*****************************************************************************/

C/src/xplaneConnect.h

@@ -61,6 +61,23 @@ typedef enum
 	XPC_WYPT_DEL = 2,
 	XPC_WYPT_CLR = 3
 } WYPT_OP;
+
+typedef enum
+{
+	XPC_VIEW_FORWARDS = 73,
+	XPC_VIEW_DOWN,
+	XPC_VIEW_LEFT,
+	XPC_VIEW_RIGHT,
+	XPC_VIEW_BACK,
+	XPC_VIEW_TOWER,
+	XPC_VIEW_RUNWAY,
+	XPC_VIEW_CHASE,
+	XPC_VIEW_FOLLOW,
+	XPC_VIEW_FOLLOWWITHPANEL,
+	XPC_VIEW_SPOT,
+	XPC_VIEW_FULLSCREENWITHHUD,
+	XPC_VIEW_FULLSCREENNOHUD,
+} VIEW_TYPE;
         
 // Low Level UDP Functions
 
@@ -214,6 +231,13 @@ int sendCTRL(XPCSocket sock, float values[], int size, char ac);
 /// \returns      0 if successful, otherwise a negative value.
 int sendTEXT(XPCSocket sock, char* msg, int x, int y);
 
+/// Sets the camera view in X-Plane.
+///
+/// \param sock The socket to use to send the command.
+/// \param view The view to use.
+/// \returns    0 if successful, otherwise a negative value.
+int sendVIEW(XPCSocket sock, VIEW_TYPE view);
+
 /// Adds, removes, or clears a set of waypoints. If the command is clear, the points are ignored
 /// and all points are removed.
 ///

TestScripts/C Tests.win/CTests.vcxproj

@@ -33,6 +33,7 @@
     <ClInclude Include="..\C Tests\Test.h" />
     <ClInclude Include="..\C Tests\TextTests.h" />
     <ClInclude Include="..\C Tests\UDPTests.h" />
+    <ClInclude Include="..\C Tests\ViewTests.h" />
     <ClInclude Include="..\C Tests\WyptTests.h" />
   </ItemGroup>
   <PropertyGroup Label="Globals">

TestScripts/C Tests/ViewTests.h

@@ -0,0 +1,73 @@
+//Copyright (c) 2013-2015 United States Government as represented by the Administrator of the
+//National Aeronautics and Space Administration. All Rights Reserved.
+#ifndef VIEWTESTS_H
+#define VIEWTESTS_H
+
+#include "Test.h"
+#include "xplaneConnect.h"
+
+typedef enum
+{
+	XPC_VDREF_FORWARDS = 1000,
+	XPC_VDREF_DOWN4 = 1001,
+	XPC_VDREF_DOWN8 = 1002,
+	XPC_VDREF_LEFT45 = 1004,
+	XPC_VDREF_RIGHT45 = 1005,
+	XPC_VDREF_LEFT90 = 1006,
+	XPC_VDREF_RIGHT90 = 1007,
+	XPC_VDREF_LEFT135 = 1008,
+	XPC_VDREF_RIGHT135 = 1009,
+	XPC_VDREF_BACKWARD = 1010,
+	XPC_VDREF_LEFTUP = 1011,
+	XPC_VDREF_RIGHTUP = 1012,
+	XPC_VDREF_AIRPORTBEACONTOWER = 1014,
+	XPC_VDREF_ONRUNWAY = 1015,
+	XPC_VDREF_CHASE = 1017,
+	XPC_VDREF_FOLLOW = 1018,
+	XPC_VDREF_FOLLOWWITHPANEL = 1019,
+	XPC_VDREF_SPOT = 1020,
+	XPC_VDREF_SPOTMOVING = 1021,
+	XPC_VDREF_FULLSCREENWITHHUD = 1023,
+	XPC_VDREF_FULLSCREENNOHUD = 1024,
+	XPC_VDREF_STRAIGHTDOWN = 1025,
+	XPC_VDREF_3DCOCKPIT = 1026
+} VIEW_DREF;
+
+int doViewTest(VIEW_TYPE viewCommand, VIEW_DREF viewResult)
+{
+	// Setup
+	char* dref = "sim/graphics/view/view_type";
+	float value;
+	int size = 1;
+
+	// Execute command
+	XPCSocket sock = openUDP(IP);
+	int result = sendVIEW(sock, viewCommand);
+	if (result >= 0)
+	{
+		result = getDREF(sock, dref, &value, &size);
+	}
+	closeUDP(sock);
+	if (result < 0)
+	{
+		return -1;
+	}
+
+	if ((int)value != viewResult)
+	{
+		return -2;
+	}
+	return 0;
+}
+
+int testView()
+{
+	int result = doViewTest(XPC_VIEW_FORWARDS, XPC_VDREF_FORWARDS);
+	if (result < 0)
+	{
+		return -1;
+	}
+
+	return doViewTest(XPC_VIEW_CHASE, XPC_VDREF_CHASE);
+}
+#endif

TestScripts/C Tests/main.c

@@ -8,6 +8,7 @@
 #include "PosiTests.h"
 #include "DataTests.h"
 #include "TextTests.h"
+#include "ViewTests.h"
 #include "WyptTests.h"
 
 int main(int argc, const char * argv[])
@@ -48,10 +49,14 @@ int main(int argc, const char * argv[])
 	runTest(testTEXT, "TEXT");
 	// Waypoints
 	runTest(testWYPT, "WYPT");
+	// View
+	runTest(testView, "VIEW");
 	// setConn
 	runTest(testCONN, "CONN");
     
     printf( "----------------\nTest Summary\n\tFailed: %i\n\tPassed: %i\n", testFailed, testPassed );
+	printf("Press any key to exit.");
+	getchar();
     
     return 0;
 }