mirror of
https://github.com/GreemDev/Ryujinx
synced 2024-12-23 04:16:32 +01:00
Blit framebuffer without shaders (#229)
* Blit framebuffer without shaders * De-hardcode native size values * Adapt to dehardcoded framebuffers and address feedback * Remove framebuffer rebinding
This commit is contained in:
ReinUsesLisp
Ac_K
parent
ed29982f9b
commit
1344a47c77
6 changed files with 101 additions and 288 deletions
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@ -14,7 +14,7 @@ namespace Ryujinx.Graphics.Gal
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void Set(byte[] Data, int Width, int Height);
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void SetTransform(float SX, float SY, float Rotate, float TX, float TY);
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void SetTransform(bool FlipX, bool FlipY, int Top, int Left, int Right, int Bottom);
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void SetWindowSize(int Width, int Height);
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@ -1,13 +0,0 @@
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#version 330 core
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precision highp float;
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uniform sampler2D tex;
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in vec2 tex_coord;
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out vec4 out_frag_color;
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void main(void) {
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out_frag_color = texture(tex, tex_coord);
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}
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@ -1,28 +0,0 @@
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#version 330 core
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precision highp float;
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uniform mat2 transform;
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uniform vec2 window_size;
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uniform vec2 offset;
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layout(location = 0) in vec2 in_position;
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layout(location = 1) in vec2 in_tex_coord;
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out vec2 tex_coord;
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// Have a fixed aspect ratio, fit the image within the available space.
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vec2 get_scale_ratio(void) {
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vec2 native_size = vec2(1280, 720);
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vec2 ratio = vec2(
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(window_size.y * native_size.x) / (native_size.y * window_size.x),
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(window_size.x * native_size.y) / (native_size.x * window_size.y)
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);
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return min(ratio, 1);
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}
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void main(void) {
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tex_coord = in_tex_coord;
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vec2 t_pos = (transform * in_position) + offset;
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gl_Position = vec4(t_pos * get_scale_ratio(), 0, 1);
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}
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@ -32,48 +32,45 @@ namespace Ryujinx.Graphics.Gal.OpenGL
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public int RbHandle { get; private set; }
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public int TexHandle { get; private set; }
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public FrameBuffer(int Width, int Height)
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public FrameBuffer(int Width, int Height, bool HasRenderBuffer)
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{
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this.Width = Width;
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this.Height = Height;
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Handle = GL.GenFramebuffer();
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RbHandle = GL.GenRenderbuffer();
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TexHandle = GL.GenTexture();
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if (HasRenderBuffer)
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{
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RbHandle = GL.GenRenderbuffer();
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}
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}
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}
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private struct ShaderProgram
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{
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public int Handle;
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public int VpHandle;
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public int FpHandle;
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}
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private const int NativeWidth = 1280;
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private const int NativeHeight = 720;
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private Dictionary<long, FrameBuffer> Fbs;
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private ShaderProgram Shader;
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private Rect Viewport;
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private Rect Window;
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private bool IsInitialized;
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private FrameBuffer CurrFb;
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private FrameBuffer CurrReadFb;
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private int RawFbTexWidth;
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private int RawFbTexHeight;
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private int RawFbTexHandle;
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private FrameBuffer RawFb;
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private int CurrFbHandle;
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private int CurrTexHandle;
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private bool FlipX;
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private bool FlipY;
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private int VaoHandle;
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private int VboHandle;
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private int CropTop;
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private int CropLeft;
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private int CropRight;
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private int CropBottom;
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public OGLFrameBuffer()
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{
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Fbs = new Dictionary<long, FrameBuffer>();
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Shader = new ShaderProgram();
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}
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public void Create(long Key, int Width, int Height)
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@ -92,7 +89,7 @@ namespace Ryujinx.Graphics.Gal.OpenGL
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return;
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}
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Fb = new FrameBuffer(Width, Height);
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Fb = new FrameBuffer(Width, Height, true);
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SetupTexture(Fb.TexHandle, Width, Height);
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@ -129,7 +126,7 @@ namespace Ryujinx.Graphics.Gal.OpenGL
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{
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GL.BindFramebuffer(FramebufferTarget.Framebuffer, Fb.Handle);
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CurrFbHandle = Fb.Handle;
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CurrFb = Fb;
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}
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}
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@ -147,75 +144,50 @@ namespace Ryujinx.Graphics.Gal.OpenGL
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{
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if (Fbs.TryGetValue(Key, out FrameBuffer Fb))
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{
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CurrTexHandle = Fb.TexHandle;
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CurrReadFb = Fb;
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}
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}
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public void Set(byte[] Data, int Width, int Height)
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{
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if (RawFbTexHandle == 0)
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if (RawFb == null)
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{
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RawFbTexHandle = GL.GenTexture();
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CreateRawFb(Width, Height);
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}
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if (RawFbTexWidth != Width ||
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RawFbTexHeight != Height)
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if (RawFb.Width != Width ||
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RawFb.Height != Height)
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{
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SetupTexture(RawFbTexHandle, Width, Height);
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SetupTexture(RawFb.TexHandle, Width, Height);
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RawFbTexWidth = Width;
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RawFbTexHeight = Height;
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RawFb.Width = Width;
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RawFb.Height = Height;
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}
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GL.ActiveTexture(TextureUnit.Texture0);
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GL.BindTexture(TextureTarget.Texture2D, RawFbTexHandle);
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GL.BindTexture(TextureTarget.Texture2D, RawFb.TexHandle);
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(PixelFormat Format, PixelType Type) = OGLEnumConverter.GetTextureFormat(GalTextureFormat.A8B8G8R8);
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GL.TexSubImage2D(TextureTarget.Texture2D, 0, 0, 0, Width, Height, Format, Type, Data);
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CurrTexHandle = RawFbTexHandle;
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CurrReadFb = RawFb;
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}
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public void SetTransform(float SX, float SY, float Rotate, float TX, float TY)
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public void SetTransform(bool FlipX, bool FlipY, int Top, int Left, int Right, int Bottom)
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{
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EnsureInitialized();
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this.FlipX = FlipX;
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this.FlipY = FlipY;
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Matrix2 Transform;
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Transform = Matrix2.CreateScale(SX, SY);
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Transform *= Matrix2.CreateRotation(Rotate);
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Vector2 Offs = new Vector2(TX, TY);
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int CurrentProgram = GL.GetInteger(GetPName.CurrentProgram);
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GL.UseProgram(Shader.Handle);
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int TransformUniformLocation = GL.GetUniformLocation(Shader.Handle, "transform");
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GL.UniformMatrix2(TransformUniformLocation, false, ref Transform);
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int OffsetUniformLocation = GL.GetUniformLocation(Shader.Handle, "offset");
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GL.Uniform2(OffsetUniformLocation, ref Offs);
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GL.UseProgram(CurrentProgram);
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CropTop = Top;
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CropLeft = Left;
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CropRight = Right;
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CropBottom = Bottom;
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}
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public void SetWindowSize(int Width, int Height)
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{
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int CurrentProgram = GL.GetInteger(GetPName.CurrentProgram);
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GL.UseProgram(Shader.Handle);
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int WindowSizeUniformLocation = GL.GetUniformLocation(Shader.Handle, "window_size");
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GL.Uniform2(WindowSizeUniformLocation, new Vector2(Width, Height));
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GL.UseProgram(CurrentProgram);
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Window = new Rect(0, 0, Width, Height);
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}
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@ -237,72 +209,59 @@ namespace Ryujinx.Graphics.Gal.OpenGL
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public void Render()
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{
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if (CurrTexHandle != 0)
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if (CurrReadFb != null)
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{
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EnsureInitialized();
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int SrcX0, SrcX1, SrcY0, SrcY1;
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//bool CullFaceEnable = GL.IsEnabled(EnableCap.CullFace);
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if (CropLeft == 0 && CropRight == 0)
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{
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SrcX0 = 0;
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SrcX1 = CurrReadFb.Width;
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}
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else
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{
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SrcX0 = CropLeft;
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SrcX1 = CropRight;
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}
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bool DepthTestEnable = GL.IsEnabled(EnableCap.DepthTest);
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if (CropTop == 0 && CropBottom == 0)
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{
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SrcY0 = 0;
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SrcY1 = CurrReadFb.Height;
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}
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else
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{
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SrcY0 = CropTop;
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SrcY1 = CropBottom;
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}
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bool StencilTestEnable = GL.IsEnabled(EnableCap.StencilTest);
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float RatioX = MathF.Min(1f, (Window.Height * (float)NativeWidth) / ((float)NativeHeight * Window.Width));
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float RatioY = MathF.Min(1f, (Window.Width * (float)NativeHeight) / ((float)NativeWidth * Window.Height));
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bool AlphaBlendEnable = GL.IsEnabled(EnableCap.Blend);
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int DstWidth = (int)(Window.Width * RatioX);
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int DstHeight = (int)(Window.Height * RatioY);
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//GL.Disable(EnableCap.CullFace);
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int DstPaddingX = (Window.Width - DstWidth) / 2;
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int DstPaddingY = (Window.Height - DstHeight) / 2;
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GL.Disable(EnableCap.DepthTest);
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int DstX0 = FlipX ? Window.Width - DstPaddingX : DstPaddingX;
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int DstX1 = FlipX ? DstPaddingX : Window.Width - DstPaddingX;
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GL.Disable(EnableCap.StencilTest);
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GL.Disable(EnableCap.Blend);
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GL.ActiveTexture(TextureUnit.Texture0);
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GL.BindTexture(TextureTarget.Texture2D, CurrTexHandle);
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int CurrentProgram = GL.GetInteger(GetPName.CurrentProgram);
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int DstY0 = FlipY ? DstPaddingY : Window.Height - DstPaddingY;
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int DstY1 = FlipY ? Window.Height - DstPaddingY : DstPaddingY;
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GL.BindFramebuffer(FramebufferTarget.Framebuffer, 0);
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SetViewport(Window);
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GL.Viewport(0, 0, Window.Width, Window.Height);
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GL.Clear(
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ClearBufferMask.ColorBufferBit |
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ClearBufferMask.DepthBufferBit);
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GL.BindFramebuffer(FramebufferTarget.ReadFramebuffer, CurrReadFb.Handle);
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GL.BindVertexArray(VaoHandle);
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GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
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GL.UseProgram(Shader.Handle);
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GL.DrawArrays(PrimitiveType.TriangleStrip, 0, 4);
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//Restore the original state.
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GL.BindFramebuffer(FramebufferTarget.Framebuffer, CurrFbHandle);
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GL.UseProgram(CurrentProgram);
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//if (CullFaceEnable)
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//{
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// GL.Enable(EnableCap.CullFace);
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//}
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if (DepthTestEnable)
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{
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GL.Enable(EnableCap.DepthTest);
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}
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if (StencilTestEnable)
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{
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GL.Enable(EnableCap.StencilTest);
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}
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if (AlphaBlendEnable)
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{
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GL.Enable(EnableCap.Blend);
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}
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SetViewport(Viewport);
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GL.BlitFramebuffer(
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SrcX0, SrcY0, SrcX1, SrcY1,
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DstX0, DstY0, DstX1, DstY1,
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ClearBufferMask.ColorBufferBit, BlitFramebufferFilter.Linear);
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}
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}
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@ -354,8 +313,6 @@ namespace Ryujinx.Graphics.Gal.OpenGL
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Data);
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Callback(Data);
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GL.BindFramebuffer(FramebufferTarget.ReadFramebuffer, CurrFbHandle);
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}
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}
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@ -390,86 +347,29 @@ namespace Ryujinx.Graphics.Gal.OpenGL
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}
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}
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private void EnsureInitialized()
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private void CreateRawFb(int Width, int Height)
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{
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if (!IsInitialized)
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if (RawFb == null)
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{
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IsInitialized = true;
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RawFb = new FrameBuffer(Width, Height, false);
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SetupShader();
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SetupVertex();
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SetupTexture(RawFb.TexHandle, Width, Height);
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RawFb.Width = Width;
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RawFb.Height = Height;
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GL.BindFramebuffer(FramebufferTarget.Framebuffer, RawFb.Handle);
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GL.FramebufferTexture(
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FramebufferTarget.Framebuffer,
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FramebufferAttachment.ColorAttachment0,
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RawFb.TexHandle,
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0);
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GL.Viewport(0, 0, Width, Height);
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}
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}
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private void SetupShader()
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{
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Shader.VpHandle = GL.CreateShader(ShaderType.VertexShader);
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Shader.FpHandle = GL.CreateShader(ShaderType.FragmentShader);
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string VpSource = EmbeddedResource.GetString("GlFbVtxShader");
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string FpSource = EmbeddedResource.GetString("GlFbFragShader");
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GL.ShaderSource(Shader.VpHandle, VpSource);
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GL.ShaderSource(Shader.FpHandle, FpSource);
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GL.CompileShader(Shader.VpHandle);
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GL.CompileShader(Shader.FpHandle);
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Shader.Handle = GL.CreateProgram();
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GL.AttachShader(Shader.Handle, Shader.VpHandle);
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GL.AttachShader(Shader.Handle, Shader.FpHandle);
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GL.LinkProgram(Shader.Handle);
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GL.UseProgram(Shader.Handle);
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Matrix2 Transform = Matrix2.Identity;
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int TexUniformLocation = GL.GetUniformLocation(Shader.Handle, "tex");
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GL.Uniform1(TexUniformLocation, 0);
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int WindowSizeUniformLocation = GL.GetUniformLocation(Shader.Handle, "window_size");
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GL.Uniform2(WindowSizeUniformLocation, new Vector2(1280.0f, 720.0f));
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int TransformUniformLocation = GL.GetUniformLocation(Shader.Handle, "transform");
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GL.UniformMatrix2(TransformUniformLocation, false, ref Transform);
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}
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private void SetupVertex()
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{
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VaoHandle = GL.GenVertexArray();
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VboHandle = GL.GenBuffer();
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float[] Buffer = new float[]
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{
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-1, 1, 0, 0,
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1, 1, 1, 0,
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-1, -1, 0, 1,
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1, -1, 1, 1
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};
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IntPtr Length = new IntPtr(Buffer.Length * 4);
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GL.BindBuffer(BufferTarget.ArrayBuffer, VboHandle);
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GL.BufferData(BufferTarget.ArrayBuffer, Length, Buffer, BufferUsageHint.StreamDraw);
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GL.BindBuffer(BufferTarget.ArrayBuffer, 0);
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GL.BindVertexArray(VaoHandle);
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GL.EnableVertexAttribArray(0);
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GL.BindBuffer(BufferTarget.ArrayBuffer, VboHandle);
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GL.VertexAttribPointer(0, 2, VertexAttribPointerType.Float, false, 16, 0);
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GL.EnableVertexAttribArray(1);
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GL.BindBuffer(BufferTarget.ArrayBuffer, VboHandle);
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GL.VertexAttribPointer(1, 2, VertexAttribPointerType.Float, false, 16, 8);
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}
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private void SetupTexture(int Handle, int Width, int Height)
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{
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GL.BindTexture(TextureTarget.Texture2D, Handle);
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@ -21,13 +21,4 @@
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<ProjectReference Include="..\ChocolArm64\ChocolArm64.csproj" />
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</ItemGroup>
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<ItemGroup>
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<EmbeddedResource Include="Gal\OpenGL\FbVtxShader.glsl">
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<LogicalName>GlFbVtxShader</LogicalName>
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</EmbeddedResource>
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<EmbeddedResource Include="Gal\OpenGL\FbFragShader.glsl">
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<LogicalName>GlFbFragShader</LogicalName>
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</EmbeddedResource>
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</ItemGroup>
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</Project>
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@ -293,54 +293,17 @@ namespace Ryujinx.HLE.OsHle.Services.Android
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Rect Crop = BufferQueue[Slot].Crop;
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int RealWidth = FbWidth;
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int RealHeight = FbHeight;
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bool FlipX = BufferQueue[Slot].Transform.HasFlag(HalTransform.FlipX);
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bool FlipY = BufferQueue[Slot].Transform.HasFlag(HalTransform.FlipY);
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float XSign = BufferQueue[Slot].Transform.HasFlag(HalTransform.FlipX) ? -1 : 1;
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float YSign = BufferQueue[Slot].Transform.HasFlag(HalTransform.FlipY) ? -1 : 1;
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//Rotation is being ignored
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float ScaleX = 1;
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float ScaleY = 1;
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int Top = Crop.Top;
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int Left = Crop.Left;
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int Right = Crop.Right;
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int Bottom = Crop.Bottom;
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float OffsX = 0;
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float OffsY = 0;
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if (Crop.Right != 0 &&
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Crop.Bottom != 0)
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{
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//Who knows if this is right, I was never good with math...
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RealWidth = Crop.Right - Crop.Left;
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RealHeight = Crop.Bottom - Crop.Top;
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if (BufferQueue[Slot].Transform.HasFlag(HalTransform.Rotate90))
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{
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ScaleY = (float)FbHeight / RealHeight;
|
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ScaleX = (float)FbWidth / RealWidth;
|
||||
|
||||
OffsY = ((-(float)Crop.Left / Crop.Right) + ScaleX - 1) * -XSign;
|
||||
OffsX = ((-(float)Crop.Top / Crop.Bottom) + ScaleY - 1) * -YSign;
|
||||
}
|
||||
else
|
||||
{
|
||||
ScaleX = (float)FbWidth / RealWidth;
|
||||
ScaleY = (float)FbHeight / RealHeight;
|
||||
|
||||
OffsX = ((-(float)Crop.Left / Crop.Right) + ScaleX - 1) * XSign;
|
||||
OffsY = ((-(float)Crop.Top / Crop.Bottom) + ScaleY - 1) * -YSign;
|
||||
}
|
||||
}
|
||||
|
||||
ScaleX *= XSign;
|
||||
ScaleY *= YSign;
|
||||
|
||||
float Rotate = 0;
|
||||
|
||||
if (BufferQueue[Slot].Transform.HasFlag(HalTransform.Rotate90))
|
||||
{
|
||||
Rotate = -MathF.PI * 0.5f;
|
||||
}
|
||||
|
||||
Renderer.QueueAction(() => Renderer.FrameBuffer.SetTransform(ScaleX, ScaleY, Rotate, OffsX, OffsY));
|
||||
Renderer.QueueAction(() => Renderer.FrameBuffer.SetTransform(FlipX, FlipY, Top, Left, Right, Bottom));
|
||||
|
||||
//TODO: Support double buffering here aswell, it is broken for GPU
|
||||
//frame buffers because it seems to be completely out of sync.
|
||||
|
|
|
|||
Loading…
Reference in a new issue