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ryujinx-final/Ryujinx.Graphics/Gal/OpenGL/OpenGLRenderer.cs

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using OpenTK;
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using System;
using System.Collections.Concurrent;
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using System.Collections.Generic;
namespace Ryujinx.Graphics.Gal.OpenGL
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{
public class OpenGLRenderer : IGalRenderer
{
private OGLBlend Blend;
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private OGLFrameBuffer FrameBuffer;
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private OGLRasterizer Rasterizer;
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private OGLShader Shader;
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private OGLTexture Texture;
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private ConcurrentQueue<Action> ActionsQueue;
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private FrameBuffer FbRenderer;
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public OpenGLRenderer()
{
Blend = new OGLBlend();
FrameBuffer = new OGLFrameBuffer();
Rasterizer = new OGLRasterizer();
Shader = new OGLShader();
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Texture = new OGLTexture();
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ActionsQueue = new ConcurrentQueue<Action>();
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}
public void InitializeFrameBuffer()
{
FbRenderer = new FrameBuffer(1280, 720);
}
public void ResetFrameBuffer()
{
FbRenderer.Reset();
}
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public void QueueAction(Action ActionMthd)
{
ActionsQueue.Enqueue(ActionMthd);
}
public void RunActions()
{
int Count = ActionsQueue.Count;
while (Count-- > 0 && ActionsQueue.TryDequeue(out Action RenderAction))
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{
RenderAction();
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}
}
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public void Render()
{
FbRenderer.Render();
}
public void SetWindowSize(int Width, int Height)
{
FbRenderer.WindowWidth = Width;
FbRenderer.WindowHeight = Height;
}
public unsafe void SetFrameBuffer(
byte* Fb,
int Width,
int Height,
float ScaleX,
float ScaleY,
float OffsX,
float OffsY,
float Rotate)
{
Matrix2 Transform;
Transform = Matrix2.CreateScale(ScaleX, ScaleY);
Transform *= Matrix2.CreateRotation(Rotate);
Vector2 Offs = new Vector2(OffsX, OffsY);
FbRenderer.Set(Fb, Width, Height, Transform, Offs);
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}
public void SetBlendEnable(bool Enable)
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{
if (Enable)
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{
ActionsQueue.Enqueue(() => Blend.Enable());
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}
else
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{
ActionsQueue.Enqueue(() => Blend.Disable());
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}
}
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public void SetBlend(
GalBlendEquation Equation,
GalBlendFactor FuncSrc,
GalBlendFactor FuncDst)
{
ActionsQueue.Enqueue(() => Blend.Set(Equation, FuncSrc, FuncDst));
}
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public void SetBlendSeparate(
GalBlendEquation EquationRgb,
GalBlendEquation EquationAlpha,
GalBlendFactor FuncSrcRgb,
GalBlendFactor FuncDstRgb,
GalBlendFactor FuncSrcAlpha,
GalBlendFactor FuncDstAlpha)
{
ActionsQueue.Enqueue(() =>
{
Blend.SetSeparate(
EquationRgb,
EquationAlpha,
FuncSrcRgb,
FuncDstRgb,
FuncSrcAlpha,
FuncDstAlpha);
});
}
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public void SetFb(int FbIndex, int Width, int Height)
{
ActionsQueue.Enqueue(() => FrameBuffer.Set(FbIndex, Width, Height));
}
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public void BindFrameBuffer(int FbIndex)
{
ActionsQueue.Enqueue(() => FrameBuffer.Bind(FbIndex));
}
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public void DrawFrameBuffer(int FbIndex)
{
ActionsQueue.Enqueue(() => FrameBuffer.Draw(FbIndex));
}
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public void ClearBuffers(int RtIndex, GalClearBufferFlags Flags)
{
ActionsQueue.Enqueue(() => Rasterizer.ClearBuffers(RtIndex, Flags));
}
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public void SetVertexArray(int VbIndex, int Stride, byte[] Buffer, GalVertexAttrib[] Attribs)
{
if ((uint)VbIndex > 31)
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{
throw new ArgumentOutOfRangeException(nameof(VbIndex));
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}
ActionsQueue.Enqueue(() => Rasterizer.SetVertexArray(VbIndex, Stride,
Buffer ?? throw new ArgumentNullException(nameof(Buffer)),
Attribs ?? throw new ArgumentNullException(nameof(Attribs))));
}
public void SetIndexArray(byte[] Buffer, GalIndexFormat Format)
{
if (Buffer == null)
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{
throw new ArgumentNullException(nameof(Buffer));
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}
ActionsQueue.Enqueue(() => Rasterizer.SetIndexArray(Buffer, Format));
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}
public void DrawArrays(int VbIndex, GalPrimitiveType PrimType)
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{
if ((uint)VbIndex > 31)
{
throw new ArgumentOutOfRangeException(nameof(VbIndex));
}
ActionsQueue.Enqueue(() => Rasterizer.DrawArrays(VbIndex, PrimType));
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}
public void DrawElements(int VbIndex, int First, GalPrimitiveType PrimType)
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{
if ((uint)VbIndex > 31)
{
throw new ArgumentOutOfRangeException(nameof(VbIndex));
}
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ActionsQueue.Enqueue(() => Rasterizer.DrawElements(VbIndex, First, PrimType));
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}
public void CreateShader(long Tag, GalShaderType Type, byte[] Data)
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{
if (Data == null)
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{
throw new ArgumentNullException(nameof(Data));
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}
Shader.Create(Tag, Type, Data);
}
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public void SetConstBuffer(long Tag, int Cbuf, byte[] Data)
{
if (Data == null)
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{
throw new ArgumentNullException(nameof(Data));
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}
ActionsQueue.Enqueue(() => Shader.SetConstBuffer(Tag, Cbuf, Data));
}
public void SetUniform1(string UniformName, int Value)
{
if (UniformName == null)
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{
throw new ArgumentNullException(nameof(UniformName));
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}
ActionsQueue.Enqueue(() => Shader.SetUniform1(UniformName, Value));
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}
public IEnumerable<ShaderDeclInfo> GetTextureUsage(long Tag)
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{
return Shader.GetTextureUsage(Tag);
}
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public void BindShader(long Tag)
{
ActionsQueue.Enqueue(() => Shader.Bind(Tag));
}
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public void BindProgram()
{
ActionsQueue.Enqueue(() => Shader.BindProgram());
}
public void SetTexture(int Index, GalTexture Tex)
{
ActionsQueue.Enqueue(() => Texture.Set(Index, Tex));
}
public void SetSampler(int Index, GalTextureSampler Sampler)
{
ActionsQueue.Enqueue(() => Texture.Set(Index, Sampler));
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}
}
}