# HelloWindow Example ## Description This example demonstrates how to draw pixels to a window. ## Expected Result A window with a red colored square. ## Highlighted Code Snippet ```cpp for(uint32_t x = 0; x < 1280; x++) { for(uint32_t y = 0; y < 720; y++) { window.framebuffer[x*720+y].r = 255; window.framebuffer[x*720+y].g = 0; window.framebuffer[x*720+y].b = 0; window.framebuffer[x*720+y].a = 255; } } ``` ## How to Run ```bash crafter-build build executable -r ```