void RenderPass(Common.Region dc, Common.Size ReqSize)
{
renderTime.Start();
// Resize the form and backbuffer to noForm.Size
Resize(ReqSize);
Win32Util.Size w32Size = new Win32Util.Size((int)ReqSize.width, (int)ReqSize.height);
Win32Util.SetWindowSize(w32Size, w32.handle);
// Allow noform size to change as requested..like a layout hook (truncating layout passes with the render passes for performance)
RenderSizeChanged(ReqSize);
// Do Drawing stuff
// 1) render to fbo
throw new NotImplementedException();
// Create Color Texture
uint ColorTexture;
int FboWidth = (int)ReqSize.width;
int FboHeight = (int)ReqSize.height;
GL.GenTextures(1, out ColorTexture);
GL.BindTexture(TextureTarget.Texture2D, ColorTexture);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)TextureMinFilter.Nearest);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)TextureMagFilter.Nearest);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapS, (int)TextureWrapMode.Clamp);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapT, (int)TextureWrapMode.Clamp);
GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Rgba8, FboWidth, FboHeight, 0, PixelFormat.Rgba, PixelType.UnsignedByte, IntPtr.Zero);
// create fbo
uint FboHandle;
GL.Ext.GenFramebuffers(1, out FboHandle);
GL.Ext.BindFramebuffer(FramebufferTarget.FramebufferExt, FboHandle);
GL.Ext.FramebufferTexture2D(FramebufferTarget.FramebufferExt, FramebufferAttachment.ColorAttachment0Ext, TextureTarget.Texture2D, ColorTexture, 0);
// draw to fbo..?
noForm.DrawBase(this, dc);
// unbind fbo
GL.Ext.BindFramebuffer(FramebufferTarget.FramebufferExt, 0); // return to visible framebuffer
GL.DrawBuffer(DrawBufferMode.Back);
// 2) go through dirty rects and copy to the window context
throw new NotImplementedException();
foreach (var dr in dc.AsRectangles())
{
//dostuff
}
// 3) call swapbuffers on window context...
throw new NotImplementedException();
currentFps = 1f / (float)renderTime.Elapsed.TotalSeconds;
renderTime.Reset();
}
void RenderPass(Common.Region dc, Common.Size ReqSize)
{
renderTime.Start();
// Resize the form and backbuffer to noForm.Size
Resize(ReqSize);
Win32Util.Size w32Size = new Win32Util.Size((int)ReqSize.width, (int)ReqSize.height);
Win32Util.SetWindowSize(w32Size, winHandle); // FIXME blocks when closing->endrender event is locked...
// Allow noform size to change as requested..like a layout hook (truncating layout passes with the render passes for performance)
RenderSizeChanged(ReqSize);
// Do Drawing stuff
DrawingSize rtSize = new DrawingSize((int)d2dRenderTarget.Size.Width, (int)d2dRenderTarget.Size.Height);
using (Texture2D t2d = new Texture2D(backBuffer.Device, backBuffer.Description))
{
using (Surface1 srf = t2d.QueryInterface <Surface1>())
{
using (RenderTarget trt = new RenderTarget(d2dFactory, srf, new RenderTargetProperties(d2dRenderTarget.PixelFormat)))
{
_backRenderer.renderTarget = trt;
trt.BeginDraw();
noForm.DrawBase(this, dc);
trt.EndDraw();
foreach (var rc in dc.AsRectangles())
{
t2d.Device.CopySubresourceRegion(t2d, 0,
new ResourceRegion()
{
Left = (int)rc.left, Right = (int)rc.right, Top = (int)rc.top, Bottom = (int)rc.bottom, Back = 1, Front = 0
}, backBuffer, 0,
(int)rc.left, (int)rc.top, 0);
}
}
}
}
swapchain.Present(0, PresentFlags.None);
//System.Threading.Thread.Sleep(1000);
lastFrameRenderDuration = 1f / (float)renderTime.Elapsed.TotalSeconds;
renderTime.Reset();
}
void RenderPass(Common.Region dc, Common.Size ReqSize)
{
renderTime.Start();
// FIXME so much object spam and disposal in this very high frequency function (also inside Resize called belw). My poor megabytes!
// Resize the form and backbuffer to noForm.Size, and fire the noForms sizechanged
Resize(ReqSize);
// make size...
Win32Util.Size w32Size = new Win32Util.Size((int)ReqSize.width, (int)ReqSize.height);
Win32Util.SetWindowSize(w32Size, hWnd);
// Allow noform size to change as requested..like a layout hook (truncating layout passes with the render passes for performance)
RenderSizeChanged(ReqSize);
lock (noForm)
{
// Do Drawing stuff
DrawingSize rtSize = new DrawingSize((int)d2dRenderTarget.Size.Width, (int)d2dRenderTarget.Size.Height);
using (Texture2D t2d = new Texture2D(backBuffer.Device, backBuffer.Description))
{
using (Surface1 srf = t2d.QueryInterface <Surface1>())
{
using (RenderTarget trt = new RenderTarget(d2dFactory, srf, new RenderTargetProperties(d2dRenderTarget.PixelFormat)))
{
_backRenderer.renderTarget = trt;
trt.BeginDraw();
noForm.DrawBase(this, dc);
// Fill with transparency the edgeBuffer!
trt.FillRectangle(new RectangleF(0, noForm.Size.height, noForm.Size.width + edgeBufferSize, noForm.Size.height + edgeBufferSize), scbTrans);
trt.FillRectangle(new RectangleF(noForm.Size.width, 0, noForm.Size.width + edgeBufferSize, noForm.Size.height + edgeBufferSize), scbTrans);
trt.EndDraw();
foreach (var rc in dc.AsRectangles())
{
t2d.Device.CopySubresourceRegion(t2d, 0,
new ResourceRegion()
{
Left = (int)rc.left, Right = (int)rc.right, Top = (int)rc.top, Bottom = (int)rc.bottom, Back = 1, Front = 0
}, backBuffer, 0,
(int)rc.left, (int)rc.top, 0);
}
}
}
}
// Present DC to windows (ugh layered windows sad times)
IntPtr dxHdc = surface.GetDC(false);
System.Drawing.Graphics dxdc = System.Drawing.Graphics.FromHdc(dxHdc);
Win32Util.Point dstPoint = new Win32Util.Point((int)(noForm.Location.X), (int)(noForm.Location.Y));
Win32Util.Point srcPoint = new Win32Util.Point(0, 0);
Win32Util.Size pSize = new Win32Util.Size(rtSize.Width, rtSize.Height);
Win32Util.BLENDFUNCTION bf = new Win32Util.BLENDFUNCTION()
{
SourceConstantAlpha = 255, AlphaFormat = Win32Util.AC_SRC_ALPHA, BlendFlags = 0, BlendOp = 0
};
bool suc = Win32Util.UpdateLayeredWindow(hWnd, someDC, ref dstPoint, ref pSize, dxHdc, ref srcPoint, 1, ref bf, 2);
surface.ReleaseDC();
dxdc.Dispose();
}
lastFrameRenderDuration = 1f / (float)renderTime.Elapsed.TotalSeconds;
renderTime.Reset();
}
void RenderPass(Region dc, Size ReqSize)
{
renderTime.Start();
double w = ReqSize.width, h = ReqSize.height;
// Resize the window
Win32Util.Size w32Size = new Win32Util.Size((int)ReqSize.width, (int)ReqSize.height);
Win32Util.SetWindowSize(w32Size, w32.handle);
// Allow noform size to change as requested..like a layout hook (truncating layout passes with the render passes for performance)
RenderSizeChanged(ReqSize);
foreach (var tex in new int[] { _backRenderer.T2D_Draw, _backRenderer.T2D_Window })
{
GL.BindTexture(TextureTarget.Texture2D, tex); // bind to texture, set things,
GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Rgba, (int)w, (int)h, 0, PixelFormat.Rgba, PixelType.UnsignedByte, IntPtr.Zero);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)TextureMinFilter.Linear);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)TextureMagFilter.Linear);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapS, (int)TextureWrapMode.ClampToBorder);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapT, (int)TextureWrapMode.ClampToBorder);
GL.BindTexture(TextureTarget.Texture2D, 0);// unbind from texture
}
// bind to framebuffer, and bind its output to the texture
GL.Ext.BindFramebuffer(FramebufferTarget.FramebufferExt, _backRenderer.FBO_Draw);
GL.Ext.FramebufferTexture2D(FramebufferTarget.FramebufferExt, FramebufferAttachment.ColorAttachment0Ext, TextureTarget.Texture2D, _backRenderer.T2D_Draw, 0);
// Alpha...
GL.Enable(EnableCap.Texture2D);
GL.Enable(EnableCap.Blend);
GL.BlendFunc(BlendingFactorSrc.SrcAlpha, BlendingFactorDest.OneMinusSrcAlpha);
// set up ortho
GL.Viewport(0, 0, (int)w, (int)h);
GL.MatrixMode(MatrixMode.Projection);
GL.LoadIdentity();
GL.Ortho(0.0, w, 0.0, h, 0.0, 1.0);
GL.MatrixMode(MatrixMode.Modelview);
GL.LoadIdentity();
// draw on fbo
noForm.DrawBase(this, dc);
rprocessor.ProcessRenderBuffer(_backRenderer.renderData);
// Intermediate render to window buffer...
GL.Ext.BindFramebuffer(FramebufferTarget.FramebufferExt, _backRenderer.FBO_Window);
GL.Ext.FramebufferTexture2D(FramebufferTarget.FramebufferExt, FramebufferAttachment.ColorAttachment0Ext, TextureTarget.Texture2D, _backRenderer.T2D_Window, 0);
// Alpha...
GL.Disable(EnableCap.Blend); // we just want to emplace.
// set up ortho
GL.Viewport(0, 0, (int)w, (int)h);
GL.MatrixMode(MatrixMode.Projection);
GL.LoadIdentity();
GL.Ortho(0.0, w, 0.0, h, 0.0, 1.0);
GL.MatrixMode(MatrixMode.Modelview);
GL.LoadIdentity();
// Texture mapping...
GL.Enable(EnableCap.Texture2D);
// Draw the Color Texture - only parts of it!!
GL.BindTexture(TextureTarget.Texture2D, _backRenderer.T2D_Draw);
GL.Color4(1f, 1f, 1f, 1f);
GL.Begin(PrimitiveType.Quads);
foreach (var d in dc.AsRectangles())
{
double fl = d.left / w;
double fr = d.right / w;
double ft = d.top / h;
double fb = d.bottom / h;
double l = d.left; double r = d.right;
double t = d.top; double b = d.bottom;
//FIXME lazy...use drawarrays
GL.TexCoord2(fl, ft);
GL.Vertex2(l, t);
GL.TexCoord2(fr, ft);
GL.Vertex2(r, t);
GL.TexCoord2(fr, fb);
GL.Vertex2(r, b);
GL.TexCoord2(fl, fb);
GL.Vertex2(l, b);
}
GL.End();
GL.BindTexture(TextureTarget.Texture2D, 0);
// bind to window (FBO Zero!)
GL.Ext.BindFramebuffer(FramebufferTarget.FramebufferExt, 0);
// Texture mapping...
GL.Enable(EnableCap.Texture2D);
// set up ortho
GL.Viewport(0, 0, (int)w, (int)h);
GL.MatrixMode(MatrixMode.Projection);
GL.LoadIdentity();
GL.Ortho(0.0, w, 0.0, h, 0.0, 1.0);
GL.MatrixMode(MatrixMode.Modelview);
GL.LoadIdentity();
GL.BindTexture(TextureTarget.Texture2D, _backRenderer.T2D_Window);
GL.Color4(1f, 1f, 1f, 1f);
GL.Disable(EnableCap.Blend); // we just want to emplace.
//FIXME lazy also...
GL.Begin(PrimitiveType.Quads);
GL.TexCoord2(0f, 1f);
GL.Vertex2(0.0, 0.0);
GL.TexCoord2(1f, 1f);
GL.Vertex2(w, 0.0);
GL.TexCoord2(1f, 0f);
GL.Vertex2(w, h);
GL.TexCoord2(0f, 0f);
GL.Vertex2(0.0, h);
GL.End();
GL.BindTexture(TextureTarget.Texture2D, 0);
// Swap buffers on window FBO
glContext.SwapBuffers();
lastFrameRenderDuration = 1f / (float)renderTime.Elapsed.TotalSeconds;
renderTime.Reset();
}
