very basic ThumbnailGenerator

ThumbnailGeneratorInstance.cpp

@@ -0,0 +1,43 @@
+#include "DataModelV2/ThumbnailGeneratorInstance.h"
+#include "Application.h"
+#include "Globals.h"
+#include <fstream>
+
+ThumbnailGeneratorInstance::ThumbnailGeneratorInstance(void)
+{
+	Instance::Instance();
+	name = "ThumbnailGenerator";
+	className = "ThumbnailGenerator";
+	canDelete = false;
+}
+
+ThumbnailGeneratorInstance::~ThumbnailGeneratorInstance(void) {}
+
+std::string ThumbnailGeneratorInstance::click(std::string fileType, int cx, int cy, bool hideSky)
+{
+	const G3D::GImage::Format format = G3D::GImage::stringToFormat(fileType);
+
+	RenderDevice* rd = g_usableApp->getRenderDevice();
+	
+	// Disable the sky
+	if(hideSky) 
+		g_usableApp->toggleSky();
+	
+	// Update graphics
+	g_usableApp->onGraphics(rd);
+
+	// Sky SHOULD be gone now, and alpha channel should be present
+	G3D::GImage imgBuffer(cx, cy, 4);
+	rd->screenshotPic(imgBuffer, true, hideSky);
+	
+	G3D::BinaryOutput binOut;
+	imgBuffer.encode(format, binOut);
+
+	// Temporary file saving
+	std::string fileSave = "./click_output." + fileType;
+	std::ofstream out(fileSave.c_str(), std::ios::out | std::ios::binary);
+	out.write(reinterpret_cast<const char*>(binOut.getCArray()), binOut.length());
+
+	return "boop!";
+}
+