ExampleTrueColor.cpp

// TrueColor Example
// How to open a display in truecolor mode and work with 32 bit integer pixels.
// Part of the PixelToaster Framebuffer Library - http://www.pixeltoaster.com

#include "PixelToaster.h"

#ifdef PIXELTOASTER_NO_STL
#    include <vector>
using std::vector;
#endif

using namespace PixelToaster;

int main()
{
    const int width  = 320;
    const int height = 240;

    Display display("TrueColor Example", width, height, Output::Default, Mode::TrueColor);

    vector<TrueColorPixel> pixels(width * height);

    while (display.open())
    {
        unsigned int index = 0;

        for (int y = 0; y < height; ++y)
        {
            for (int x = 0; x < width; ++x)
            {
                pixels[index].r = (integer8)(x < 255 ? x : 255);
                pixels[index].g = (integer8)(y < 255 ? y : 255);
                pixels[index].b = (integer8)(x + y < 255 ? x + y : 255);

                ++index;
            }
        }

#ifdef PIXELTOASTER_NO_STL
        display.update(pixels.data());
#else
        display.update(pixels);
#endif
    }
}