public byte[] GetShaderBytecode(GraphicsBackend backend, bool vertexShader)
{
string name = vertexShader ? "simple-vertex" : "simple-frag";
switch (backend)
{
case GraphicsBackend.Vulkan:
{
name += ".spv";
string path = Path.Combine(AppContext.BaseDirectory, "Shaders", "SPIR-V", name);
return(File.ReadAllBytes(path));
}
case GraphicsBackend.Direct3D11:
{
name += ".hlsl";
string path = Path.Combine(AppContext.BaseDirectory, "Shaders", "HLSL", name);
string text = File.ReadAllText(path);
CompiledShaderCode bytecode = _rc.ResourceFactory.ProcessShaderCode(vertexShader ? ShaderStages.Vertex : ShaderStages.Fragment, text);
return(((Veldrid.Graphics.Direct3D.D3DShaderBytecode)bytecode).Bytecode.Data); // wtf
}
case GraphicsBackend.OpenGL:
case GraphicsBackend.OpenGLES:
{
name += ".glsl";
string path = Path.Combine(AppContext.BaseDirectory, "Shaders", "GLSL", name);
return(File.ReadAllBytes(path));
}
default:
throw new NotImplementedException();
}
}
public override Shader CreateShader(ShaderStages type, CompiledShaderCode compiledShaderCode)
{
OpenGLCompiledShaderCode glShaderSource = (OpenGLCompiledShaderCode)compiledShaderCode;
return(new OpenGLShader(glShaderSource.ShaderCode, OpenGLFormats.VeldridToGLShaderType(type)));
}
public abstract Shader CreateShader(ShaderStages type, CompiledShaderCode compiledShaderCode);
public override Shader CreateShader(ShaderStages type, CompiledShaderCode compiledShaderCode)
{
return(new VkShader(_device, type, (VkShaderBytecode)compiledShaderCode));
}
