/// <summary>
/// Executes drawing instructions for all objects, background, and any expansions
/// </summary>
static private void Render()
{
long start = timer.ElapsedMilliseconds;
while (paused)
{
Thread.Sleep(100);
return;
}
SpinWait.SpinUntil(() => render);
render = false;
camera.CalculateCoords();
if (resize)
{
D3DInterop.Init(mainwindow.Handle, xres, yres, (int)targetfps);
resize = false;
return;
}
RenderTarget.BeginDraw();
//draw background
RenderTarget.Clear();
if (bgPtr != null && bgPtr != null)
{
Point bottomleft = camera.pos - new Point(xres / 2, yres / 2);
bottomleft = new Point((int)(bottomleft.x / bgW) * bgW, (int)(bottomleft.y / bgH) * bgH);
for (int j = (int)bottomleft.x - 2 * (int)bgW; j < bottomleft.x + xres + 2 * (int)bgW; j += (int)bgW)
{
for (int k = (int)bottomleft.y - 2 * (int)bgH; k < bottomleft.y + yres + 2 * (int)bgH; k += (int)bgH)
{
var pos = new Point(j, k);
var rectangle = camera.Global2LocalCoords(pos);//.Global2LocalRectangle(pos, (int)bg.Size.Width, (int)bg.Size.Height);
RenderTarget.DrawBitmap(bgPtr, (int)rectangle.x, (int)rectangle.y, 0);
}
}
}
//render sprites
for (int j = 0; j < 5; j++)
{
lock (objects)
for (int i = 0; i < objects.Count(); i++)
{
var objecti = objects[i];
if (objecti == null || !objecti.active)
{
continue;
}
var rectangle = camera.Global2LocalCoords(objecti.pos);
bool offscreen = (rectangle.x <-xres || rectangle.x> xres * 2 || rectangle.y <-yres || rectangle.y> yres * 2);
if (!offscreen && objecti.layer == j && objecti != null && objecti.sprite != null)
{
var sprite = objecti.sprite;
var rotation = objecti.θ;
RenderTarget.DrawBitmap(sprite, (int)rectangle.x, (int)rectangle.y, (int)objecti.θ);
var expansions = objecti.GetAllExpansions();
//run all expansions render, based on priority
for (int h = 4; h >= 0; h--)
{
for (int k = 0; k < expansions.Count; k++)
{
if (expansions[k] != null && expansions[k].Priority == h)
{
expansions[k].onRender();
}
}
}
}
}
}
//render cursor
if (mouse.cursorIcon != null)
{
RenderTarget.DrawBitmap(mouse.cursorIcon, (int)mouse.location.x, (int)mouse.location.y, 0);
}
RenderTarget.EndDraw();
RenderTarget.Present();
doLogic = true;
//time control
favg.Dequeue();
var delta = (timer.ElapsedMilliseconds - lastrender);
if (delta > 0)
{
favg.Enqueue(1000 / delta);
}
else
{
favg.Enqueue((float)targetfps);
}
lastrender = timer.ElapsedMilliseconds;
var sleeps = (1000 / targetfps) - ((timer.ElapsedMilliseconds - start));
}
/// <summary>
/// Initializes the renderer
/// </summary>
/// <param name="handle">Window handle that the renderer will draw to</param>
/// <param name="x">X resolution</param>
/// <param name="y">Y resolution</param>
/// <param name="fps">Target fps</param>
public static void Init(IntPtr handle, int x, int y, int fps)
{
D3DInterop.Init(handle, x, y, fps);
started = true;
}
