Graphics2::fillTriangle Problem

FillTriangleProblem.cpp

#include "pch.h"

#include <Kore/Graphics4/Graphics.h>
#include <Kore/Graphics2/Graphics.h>
#include <Kore/System.h>

#include <limits>

using namespace Kore;

namespace {
	Graphics2::Graphics2* g2;
	Graphics4::Texture* texture;

	void update() {

		Graphics4::begin();

		g2->begin();
		g2->clear(0xff333333);

    // Triangle primitives draw fine if drawn alone.
		g2->setColor(0xff00ff00);
		g2->fillTriangle(50.0, 25, 590, 25, 320, 10);
		g2->drawLine(50.0, 30, 590, 30, 5.0);
    
    // Use of the ImagePainter or TextPainter causes
    // fillTriangle calls to NOT draw.
		// g2->drawImage(texture, 50, 50); // <------ UNCOMMENT TO SEE fillTriangle NOT DRAW
		
    // If a fillRect is called anywhere, any fillTraingle
    // calls DO draw.
    // g2->fillRect(25, 25, 20, 20); // <------ UNCOMMENT TO SEE fillTriangle DRAW AGAIN
    
    // Seems to be a problem somewhere within ColoredShaderPainter
    // ::drawTriBuffer and ::drawBuffer. 

		g2->setColor(0xffffffff);
		g2->end();

    Graphics4::end();
		Graphics4::swapBuffers();
	}
}

int kore(int argc, char** argv) {
	System::init("TextureTest", 640, 480);
	System::setCallback(update);

	g2 = new Graphics2::Graphics2(640, 480);
	texture = new Graphics4::Texture("parrot.png");

	System::start();

	return 0;
}