public GPUPipeline(GPUEngine engine, GPUShaderProgram shaderProgram, GPUPipelineFormat format, GPUBuffer[] buffers)
{
_engine = engine;
_program = shaderProgram;
_format = format;
_buffers = buffers;
}
public void BindShaderProgram(GPUShaderProgram program)
{
if (_currentProgram != program)
{
Gl.glUseProgram(program);
_currentProgram = program;
}
}
public unsafe GPUShaderProgram CreateShaderProgram(GPUShader vertex, GPUShader fragment, GPUShader geometry = null, GPUShader tessEval = null, GPUShader tessCtrl = null)
{
GPUShaderProgram sProgram = new GPUShaderProgram(Gl.glCreateProgram());
if (vertex != null)
{
Gl.glAttachShader(sProgram, vertex);
}
if (fragment != null)
{
Gl.glAttachShader(sProgram, fragment);
}
if (geometry != null)
{
Gl.glAttachShader(sProgram, geometry);
}
if (tessEval != null)
{
Gl.glAttachShader(sProgram, tessEval);
}
if (tessCtrl != null)
{
Gl.glAttachShader(sProgram, tessCtrl);
}
Gl.glLinkProgram(sProgram);
int success = 1;
Gl.glGetProgramiv(sProgram, Gl.GL_LINK_STATUS, &success);
if (success == 0)
{
StringBuilder builder = new StringBuilder(512);
int length;
Gl.glGetProgramInfoLog(sProgram, 512, out length, builder);
Console.WriteLine(builder.ToString());
}
return(sProgram);
}
