diff options
Diffstat (limited to 'Ryujinx.Graphics/Gal/OpenGL/OGLShader.cs')
| -rw-r--r-- | Ryujinx.Graphics/Gal/OpenGL/OGLShader.cs | 298 |
1 files changed, 0 insertions, 298 deletions
diff --git a/Ryujinx.Graphics/Gal/OpenGL/OGLShader.cs b/Ryujinx.Graphics/Gal/OpenGL/OGLShader.cs deleted file mode 100644 index dc168ff9..00000000 --- a/Ryujinx.Graphics/Gal/OpenGL/OGLShader.cs +++ /dev/null @@ -1,298 +0,0 @@ -using OpenTK.Graphics.OpenGL; -using Ryujinx.Graphics.Gal.Shader; -using System; -using System.Collections.Concurrent; -using System.Collections.Generic; -using System.Linq; - -namespace Ryujinx.Graphics.Gal.OpenGL -{ - class OGLShader : IGalShader - { - public const int ReservedCbufCount = 1; - - private const int ExtraDataSize = 4; - - public OGLShaderProgram Current; - - private ConcurrentDictionary<long, OGLShaderStage> Stages; - - private Dictionary<OGLShaderProgram, int> Programs; - - public int CurrentProgramHandle { get; private set; } - - private OGLConstBuffer Buffer; - - private int ExtraUboHandle; - - public OGLShader(OGLConstBuffer Buffer) - { - this.Buffer = Buffer; - - Stages = new ConcurrentDictionary<long, OGLShaderStage>(); - - Programs = new Dictionary<OGLShaderProgram, int>(); - } - - public void Create(IGalMemory Memory, long Key, GalShaderType Type) - { - Stages.GetOrAdd(Key, (Stage) => ShaderStageFactory(Memory, Key, 0, false, Type)); - } - - public void Create(IGalMemory Memory, long VpAPos, long Key, GalShaderType Type) - { - Stages.GetOrAdd(Key, (Stage) => ShaderStageFactory(Memory, VpAPos, Key, true, Type)); - } - - private OGLShaderStage ShaderStageFactory( - IGalMemory Memory, - long Position, - long PositionB, - bool IsDualVp, - GalShaderType Type) - { - GlslProgram Program; - - GlslDecompiler Decompiler = new GlslDecompiler(OGLLimit.MaxUboSize, OGLExtension.NvidiaDrvier); - - int ShaderDumpIndex = ShaderDumper.DumpIndex; - - if (IsDualVp) - { - ShaderDumper.Dump(Memory, Position, Type, "a"); - ShaderDumper.Dump(Memory, PositionB, Type, "b"); - - Program = Decompiler.Decompile(Memory, Position, PositionB, Type); - } - else - { - ShaderDumper.Dump(Memory, Position, Type); - - Program = Decompiler.Decompile(Memory, Position, Type); - } - - string Code = Program.Code; - - if (ShaderDumper.IsDumpEnabled()) - { - Code = "//Shader " + ShaderDumpIndex + Environment.NewLine + Code; - } - - return new OGLShaderStage(Type, Code, Program.Uniforms, Program.Textures); - } - - public IEnumerable<ShaderDeclInfo> GetConstBufferUsage(long Key) - { - if (Stages.TryGetValue(Key, out OGLShaderStage Stage)) - { - return Stage.ConstBufferUsage; - } - - return Enumerable.Empty<ShaderDeclInfo>(); - } - - public IEnumerable<ShaderDeclInfo> GetTextureUsage(long Key) - { - if (Stages.TryGetValue(Key, out OGLShaderStage Stage)) - { - return Stage.TextureUsage; - } - - return Enumerable.Empty<ShaderDeclInfo>(); - } - - public unsafe void SetExtraData(float FlipX, float FlipY, int Instance) - { - BindProgram(); - - EnsureExtraBlock(); - - GL.BindBuffer(BufferTarget.UniformBuffer, ExtraUboHandle); - - float* Data = stackalloc float[ExtraDataSize]; - Data[0] = FlipX; - Data[1] = FlipY; - Data[2] = BitConverter.Int32BitsToSingle(Instance); - - //Invalidate buffer - GL.BufferData(BufferTarget.UniformBuffer, ExtraDataSize * sizeof(float), IntPtr.Zero, BufferUsageHint.StreamDraw); - - GL.BufferSubData(BufferTarget.UniformBuffer, IntPtr.Zero, ExtraDataSize * sizeof(float), (IntPtr)Data); - } - - public void Bind(long Key) - { - if (Stages.TryGetValue(Key, out OGLShaderStage Stage)) - { - Bind(Stage); - } - } - - private void Bind(OGLShaderStage Stage) - { - if (Stage.Type == GalShaderType.Geometry) - { - //Enhanced layouts are required for Geometry shaders - //skip this stage if current driver has no ARB_enhanced_layouts - if (!OGLExtension.EnhancedLayouts) - { - return; - } - } - - switch (Stage.Type) - { - case GalShaderType.Vertex: Current.Vertex = Stage; break; - case GalShaderType.TessControl: Current.TessControl = Stage; break; - case GalShaderType.TessEvaluation: Current.TessEvaluation = Stage; break; - case GalShaderType.Geometry: Current.Geometry = Stage; break; - case GalShaderType.Fragment: Current.Fragment = Stage; break; - } - } - - public void Unbind(GalShaderType Type) - { - switch (Type) - { - case GalShaderType.Vertex: Current.Vertex = null; break; - case GalShaderType.TessControl: Current.TessControl = null; break; - case GalShaderType.TessEvaluation: Current.TessEvaluation = null; break; - case GalShaderType.Geometry: Current.Geometry = null; break; - case GalShaderType.Fragment: Current.Fragment = null; break; - } - } - - public void BindProgram() - { - if (Current.Vertex == null || - Current.Fragment == null) - { - return; - } - - if (!Programs.TryGetValue(Current, out int Handle)) - { - Handle = GL.CreateProgram(); - - AttachIfNotNull(Handle, Current.Vertex); - AttachIfNotNull(Handle, Current.TessControl); - AttachIfNotNull(Handle, Current.TessEvaluation); - AttachIfNotNull(Handle, Current.Geometry); - AttachIfNotNull(Handle, Current.Fragment); - - GL.LinkProgram(Handle); - - CheckProgramLink(Handle); - - BindUniformBlocks(Handle); - BindTextureLocations(Handle); - - Programs.Add(Current, Handle); - } - - GL.UseProgram(Handle); - - CurrentProgramHandle = Handle; - } - - private void EnsureExtraBlock() - { - if (ExtraUboHandle == 0) - { - ExtraUboHandle = GL.GenBuffer(); - - GL.BindBuffer(BufferTarget.UniformBuffer, ExtraUboHandle); - - GL.BufferData(BufferTarget.UniformBuffer, ExtraDataSize * sizeof(float), IntPtr.Zero, BufferUsageHint.StreamDraw); - - GL.BindBufferBase(BufferRangeTarget.UniformBuffer, 0, ExtraUboHandle); - } - } - - private void AttachIfNotNull(int ProgramHandle, OGLShaderStage Stage) - { - if (Stage != null) - { - Stage.Compile(); - - GL.AttachShader(ProgramHandle, Stage.Handle); - } - } - - private void BindUniformBlocks(int ProgramHandle) - { - int ExtraBlockindex = GL.GetUniformBlockIndex(ProgramHandle, GlslDecl.ExtraUniformBlockName); - - GL.UniformBlockBinding(ProgramHandle, ExtraBlockindex, 0); - - int FreeBinding = ReservedCbufCount; - - void BindUniformBlocksIfNotNull(OGLShaderStage Stage) - { - if (Stage != null) - { - foreach (ShaderDeclInfo DeclInfo in Stage.ConstBufferUsage) - { - int BlockIndex = GL.GetUniformBlockIndex(ProgramHandle, DeclInfo.Name); - - if (BlockIndex < 0) - { - //It is expected that its found, if it's not then driver might be in a malfunction - throw new InvalidOperationException(); - } - - GL.UniformBlockBinding(ProgramHandle, BlockIndex, FreeBinding); - - FreeBinding++; - } - } - } - - BindUniformBlocksIfNotNull(Current.Vertex); - BindUniformBlocksIfNotNull(Current.TessControl); - BindUniformBlocksIfNotNull(Current.TessEvaluation); - BindUniformBlocksIfNotNull(Current.Geometry); - BindUniformBlocksIfNotNull(Current.Fragment); - } - - private void BindTextureLocations(int ProgramHandle) - { - int Index = 0; - - void BindTexturesIfNotNull(OGLShaderStage Stage) - { - if (Stage != null) - { - foreach (ShaderDeclInfo Decl in Stage.TextureUsage) - { - int Location = GL.GetUniformLocation(ProgramHandle, Decl.Name); - - GL.Uniform1(Location, Index); - - Index++; - } - } - } - - GL.UseProgram(ProgramHandle); - - BindTexturesIfNotNull(Current.Vertex); - BindTexturesIfNotNull(Current.TessControl); - BindTexturesIfNotNull(Current.TessEvaluation); - BindTexturesIfNotNull(Current.Geometry); - BindTexturesIfNotNull(Current.Fragment); - } - - private static void CheckProgramLink(int Handle) - { - int Status = 0; - - GL.GetProgram(Handle, GetProgramParameterName.LinkStatus, out Status); - - if (Status == 0) - { - throw new ShaderException(GL.GetProgramInfoLog(Handle)); - } - } - } -}
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