Example #1
0
        public void Dispose()
        {
            if (_incompatibleFormatView != null)
            {
                _incompatibleFormatView.Dispose();

                _incompatibleFormatView = null;
            }

            if (Handle != 0)
            {
                GL.DeleteTexture(Handle);

                _parent.DecrementViewsCount();

                Handle = 0;
            }
        }
Example #2
0
        private void CopyTextureToFrameBufferRGB(int drawFramebuffer, int readFramebuffer, TextureView view, ImageCrop crop)
        {
            (int oldDrawFramebufferHandle, int oldReadFramebufferHandle) = ((Pipeline)_renderer.Pipeline).GetBoundFramebuffers();

            GL.BindFramebuffer(FramebufferTarget.DrawFramebuffer, drawFramebuffer);
            GL.BindFramebuffer(FramebufferTarget.ReadFramebuffer, readFramebuffer);

            TextureView viewConverted = view.Format.IsBgr() ? _renderer.TextureCopy.BgraSwap(view) : view;

            GL.FramebufferTexture(
                FramebufferTarget.ReadFramebuffer,
                FramebufferAttachment.ColorAttachment0,
                viewConverted.Handle,
                0);

            GL.ReadBuffer(ReadBufferMode.ColorAttachment0);

            GL.Disable(EnableCap.RasterizerDiscard);
            GL.Disable(IndexedEnableCap.ScissorTest, 0);

            GL.Clear(ClearBufferMask.ColorBufferBit);

            int   srcX0, srcX1, srcY0, srcY1;
            float scale = view.ScaleFactor;

            if (crop.Left == 0 && crop.Right == 0)
            {
                srcX0 = 0;
                srcX1 = (int)(view.Width / scale);
            }
            else
            {
                srcX0 = crop.Left;
                srcX1 = crop.Right;
            }

            if (crop.Top == 0 && crop.Bottom == 0)
            {
                srcY0 = 0;
                srcY1 = (int)(view.Height / scale);
            }
            else
            {
                srcY0 = crop.Top;
                srcY1 = crop.Bottom;
            }

            if (scale != 1f)
            {
                srcX0 = (int)(srcX0 * scale);
                srcY0 = (int)(srcY0 * scale);
                srcX1 = (int)Math.Ceiling(srcX1 * scale);
                srcY1 = (int)Math.Ceiling(srcY1 * scale);
            }

            float ratioX = crop.IsStretched ? 1.0f : MathF.Min(1.0f, _height * crop.AspectRatioX / (_width * crop.AspectRatioY));
            float ratioY = crop.IsStretched ? 1.0f : MathF.Min(1.0f, _width * crop.AspectRatioY / (_height * crop.AspectRatioX));

            int dstWidth  = (int)(_width * ratioX);
            int dstHeight = (int)(_height * ratioY);

            int dstPaddingX = (_width - dstWidth) / 2;
            int dstPaddingY = (_height - dstHeight) / 2;

            int dstX0 = crop.FlipX ? _width - dstPaddingX : dstPaddingX;
            int dstX1 = crop.FlipX ? dstPaddingX : _width - dstPaddingX;

            int dstY0 = crop.FlipY ? dstPaddingY : _height - dstPaddingY;
            int dstY1 = crop.FlipY ? _height - dstPaddingY : dstPaddingY;

            if (ScreenCaptureRequested)
            {
                CaptureFrame(srcX0, srcY0, srcX1, srcY1, view.Format.IsBgr(), crop.FlipX, crop.FlipY);

                ScreenCaptureRequested = false;
            }

            GL.BlitFramebuffer(
                srcX0,
                srcY0,
                srcX1,
                srcY1,
                dstX0,
                dstY0,
                dstX1,
                dstY1,
                ClearBufferMask.ColorBufferBit,
                BlitFramebufferFilter.Linear);

            // Remove Alpha channel
            GL.ColorMask(false, false, false, true);
            GL.ClearColor(0.0f, 0.0f, 0.0f, 1.0f);
            GL.Clear(ClearBufferMask.ColorBufferBit);

            for (int i = 0; i < Constants.MaxRenderTargets; i++)
            {
                ((Pipeline)_renderer.Pipeline).RestoreComponentMask(i);
            }

            GL.BindFramebuffer(FramebufferTarget.ReadFramebuffer, oldReadFramebufferHandle);
            GL.BindFramebuffer(FramebufferTarget.DrawFramebuffer, oldDrawFramebufferHandle);

            ((Pipeline)_renderer.Pipeline).RestoreScissor0Enable();
            ((Pipeline)_renderer.Pipeline).RestoreRasterizerDiscard();

            if (viewConverted != view)
            {
                viewConverted.Dispose();
            }
        }
Example #3
0
        private void CopyTextureToFrameBufferRGB(int drawFramebuffer, int readFramebuffer, TextureView view, ImageCrop crop)
        {
            bool[] oldFramebufferColorWritemask = new bool[4];

            (int oldDrawFramebufferHandle, int oldReadFramebufferHandle) = ((Pipeline)_renderer.Pipeline).GetBoundFramebuffers();

            GL.GetBoolean(GetIndexedPName.ColorWritemask, drawFramebuffer, oldFramebufferColorWritemask);

            GL.BindFramebuffer(FramebufferTarget.DrawFramebuffer, drawFramebuffer);
            GL.BindFramebuffer(FramebufferTarget.ReadFramebuffer, readFramebuffer);

            TextureView viewConverted = view.Format.IsBgra8() ? _renderer.TextureCopy.BgraSwap(view) : view;

            GL.FramebufferTexture(
                FramebufferTarget.ReadFramebuffer,
                FramebufferAttachment.ColorAttachment0,
                viewConverted.Handle,
                0);

            GL.ReadBuffer(ReadBufferMode.ColorAttachment0);

            GL.Disable(EnableCap.RasterizerDiscard);
            GL.Disable(IndexedEnableCap.ScissorTest, 0);

            GL.Clear(ClearBufferMask.ColorBufferBit);

            int   srcX0, srcX1, srcY0, srcY1;
            float scale = view.ScaleFactor;

            if (crop.Left == 0 && crop.Right == 0)
            {
                srcX0 = 0;
                srcX1 = (int)(view.Width / scale);
            }
            else
            {
                srcX0 = crop.Left;
                srcX1 = crop.Right;
            }

            if (crop.Top == 0 && crop.Bottom == 0)
            {
                srcY0 = 0;
                srcY1 = (int)(view.Height / scale);
            }
            else
            {
                srcY0 = crop.Top;
                srcY1 = crop.Bottom;
            }

            if (scale != 1f)
            {
                srcX0 = (int)(srcX0 * scale);
                srcY0 = (int)(srcY0 * scale);
                srcX1 = (int)Math.Ceiling(srcX1 * scale);
                srcY1 = (int)Math.Ceiling(srcY1 * scale);
            }

            float ratioX = MathF.Min(1f, (_height * (float)NativeWidth) / ((float)NativeHeight * _width));
            float ratioY = MathF.Min(1f, (_width * (float)NativeHeight) / ((float)NativeWidth * _height));

            int dstWidth  = (int)(_width * ratioX);
            int dstHeight = (int)(_height * ratioY);

            int dstPaddingX = (_width - dstWidth) / 2;
            int dstPaddingY = (_height - dstHeight) / 2;

            int dstX0 = crop.FlipX ? _width - dstPaddingX : dstPaddingX;
            int dstX1 = crop.FlipX ? dstPaddingX : _width - dstPaddingX;

            int dstY0 = crop.FlipY ? dstPaddingY : _height - dstPaddingY;
            int dstY1 = crop.FlipY ? _height - dstPaddingY : dstPaddingY;

            GL.BlitFramebuffer(
                srcX0,
                srcY0,
                srcX1,
                srcY1,
                dstX0,
                dstY0,
                dstX1,
                dstY1,
                ClearBufferMask.ColorBufferBit,
                BlitFramebufferFilter.Linear);

            // Remove Alpha channel
            GL.ColorMask(drawFramebuffer, false, false, false, true);
            GL.ClearBuffer(ClearBuffer.Color, 0, new float[] { 0.0f, 0.0f, 0.0f, 1.0f });
            GL.ColorMask(drawFramebuffer,
                         oldFramebufferColorWritemask[0],
                         oldFramebufferColorWritemask[1],
                         oldFramebufferColorWritemask[2],
                         oldFramebufferColorWritemask[3]);

            GL.BindFramebuffer(FramebufferTarget.ReadFramebuffer, oldReadFramebufferHandle);
            GL.BindFramebuffer(FramebufferTarget.DrawFramebuffer, oldDrawFramebufferHandle);

            ((Pipeline)_renderer.Pipeline).RestoreScissor0Enable();
            ((Pipeline)_renderer.Pipeline).RestoreRasterizerDiscard();

            if (viewConverted != view)
            {
                viewConverted.Dispose();
            }
        }
Example #4
0
        private void CopyTextureToFrameBufferRGB(int drawFramebuffer, int readFramebuffer, TextureView view, ImageCrop crop, Action <object> swapBuffersCallback)
        {
            GL.BindFramebuffer(FramebufferTarget.DrawFramebuffer, drawFramebuffer);
            GL.BindFramebuffer(FramebufferTarget.ReadFramebuffer, readFramebuffer);

            GL.FramebufferTexture2D(FramebufferTarget.DrawFramebuffer, FramebufferAttachment.ColorAttachment0, TextureTarget.Texture2D, _stagingTextures[_currentTexture], 0);

            TextureView viewConverted = view.Format.IsBgr() ? _renderer.TextureCopy.BgraSwap(view) : view;

            GL.FramebufferTexture(
                FramebufferTarget.ReadFramebuffer,
                FramebufferAttachment.ColorAttachment0,
                viewConverted.Handle,
                0);

            GL.ReadBuffer(ReadBufferMode.ColorAttachment0);

            GL.Disable(EnableCap.RasterizerDiscard);
            GL.Disable(IndexedEnableCap.ScissorTest, 0);

            GL.Clear(ClearBufferMask.ColorBufferBit);

            int   srcX0, srcX1, srcY0, srcY1;
            float scale = view.ScaleFactor;

            if (crop.Left == 0 && crop.Right == 0)
            {
                srcX0 = 0;
                srcX1 = (int)(view.Width / scale);
            }
            else
            {
                srcX0 = crop.Left;
                srcX1 = crop.Right;
            }

            if (crop.Top == 0 && crop.Bottom == 0)
            {
                srcY0 = 0;
                srcY1 = (int)(view.Height / scale);
            }
            else
            {
                srcY0 = crop.Top;
                srcY1 = crop.Bottom;
            }

            if (scale != 1f)
            {
                srcX0 = (int)(srcX0 * scale);
                srcY0 = (int)(srcY0 * scale);
                srcX1 = (int)Math.Ceiling(srcX1 * scale);
                srcY1 = (int)Math.Ceiling(srcY1 * scale);
            }

            float ratioX = crop.IsStretched ? 1.0f : MathF.Min(1.0f, _height * crop.AspectRatioX / (_width * crop.AspectRatioY));
            float ratioY = crop.IsStretched ? 1.0f : MathF.Min(1.0f, _width * crop.AspectRatioY / (_height * crop.AspectRatioX));

            int dstWidth  = (int)(_width * ratioX);
            int dstHeight = (int)(_height * ratioY);

            int dstPaddingX = (_width - dstWidth) / 2;
            int dstPaddingY = (_height - dstHeight) / 2;

            int dstX0 = crop.FlipX ? _width - dstPaddingX : dstPaddingX;
            int dstX1 = crop.FlipX ? dstPaddingX : _width - dstPaddingX;

            int dstY0 = crop.FlipY ? dstPaddingY : _height - dstPaddingY;
            int dstY1 = crop.FlipY ? _height - dstPaddingY : dstPaddingY;

            if (ScreenCaptureRequested)
            {
                CaptureFrame(srcX0, srcY0, srcX1, srcY1, view.Format.IsBgr(), crop.FlipX, crop.FlipY);

                ScreenCaptureRequested = false;
            }

            GL.BlitFramebuffer(
                srcX0,
                srcY0,
                srcX1,
                srcY1,
                dstX0,
                dstY0,
                dstX1,
                dstY1,
                ClearBufferMask.ColorBufferBit,
                BlitFramebufferFilter.Linear);

            // Remove Alpha channel
            GL.ColorMask(false, false, false, true);
            GL.ClearColor(0.0f, 0.0f, 0.0f, 1.0f);
            GL.Clear(ClearBufferMask.ColorBufferBit);

            for (int i = 0; i < Constants.MaxRenderTargets; i++)
            {
                ((Pipeline)_renderer.Pipeline).RestoreComponentMask(i);
            }

            // Set clip control, viewport and the framebuffer to the output to placate overlays and OBS capture.
            GL.ClipControl(ClipOrigin.LowerLeft, ClipDepthMode.NegativeOneToOne);
            GL.Viewport(0, 0, _width, _height);
            GL.BindFramebuffer(FramebufferTarget.Framebuffer, drawFramebuffer);

            GL.BindFramebuffer(FramebufferTarget.ReadFramebuffer, _stagingFrameBuffer);

            swapBuffersCallback((object)_stagingTextures[_currentTexture]);
            _currentTexture = ++_currentTexture % _stagingTextures.Length;

            ((Pipeline)_renderer.Pipeline).RestoreClipControl();
            ((Pipeline)_renderer.Pipeline).RestoreScissor0Enable();
            ((Pipeline)_renderer.Pipeline).RestoreRasterizerDiscard();
            ((Pipeline)_renderer.Pipeline).RestoreViewport0();

            if (viewConverted != view)
            {
                viewConverted.Dispose();
            }
        }