ryujinx/Ryujinx.Graphics.Shader/CodeGen/Glsl/CodeGenContext.cs
2020-01-09 02:13:00 +01:00

100 lines
2.2 KiB
C#

using Ryujinx.Graphics.Shader.Translation;
using System.Collections.Generic;
using System.Text;
namespace Ryujinx.Graphics.Shader.CodeGen.Glsl
{
class CodeGenContext
{
public const string Tab = " ";
public ShaderConfig Config { get; }
public List<BufferDescriptor> CBufferDescriptors { get; }
public List<BufferDescriptor> SBufferDescriptors { get; }
public List<TextureDescriptor> TextureDescriptors { get; }
public List<TextureDescriptor> ImageDescriptors { get; }
public OperandManager OperandManager { get; }
private StringBuilder _sb;
private int _level;
private string _indentation;
public CodeGenContext(ShaderConfig config)
{
Config = config;
CBufferDescriptors = new List<BufferDescriptor>();
SBufferDescriptors = new List<BufferDescriptor>();
TextureDescriptors = new List<TextureDescriptor>();
ImageDescriptors = new List<TextureDescriptor>();
OperandManager = new OperandManager();
_sb = new StringBuilder();
}
public void AppendLine()
{
_sb.AppendLine();
}
public void AppendLine(string str)
{
_sb.AppendLine(_indentation + str);
}
public string GetCode()
{
return _sb.ToString();
}
public void EnterScope()
{
AppendLine("{");
_level++;
UpdateIndentation();
}
public void LeaveScope(string suffix = "")
{
if (_level == 0)
{
return;
}
_level--;
UpdateIndentation();
AppendLine("}" + suffix);
}
private void UpdateIndentation()
{
_indentation = GetIndentation(_level);
}
private static string GetIndentation(int level)
{
string indentation = string.Empty;
for (int index = 0; index < level; index++)
{
indentation += Tab;
}
return indentation;
}
public string GetTabString()
{
return Tab;
}
}
}