override protected void CreatePrograms()
{
if (_program == null)
{
string programName = BlurProgram.GetProgramName(false);
_program = (BlurProgram)SparrowSharpApp.GetProgram(programName);
if (_program == null)
{
_program = new BlurProgram(false);
SparrowSharpApp.RegisterProgram(programName, _program);
}
}
if (_tintedProgram == null)
{
string programName = BlurProgram.GetProgramName(true);
_tintedProgram = (BlurProgram)SparrowSharpApp.GetProgram(programName);
if (_tintedProgram == null)
{
_tintedProgram = new BlurProgram(true);
SparrowSharpApp.RegisterProgram(programName, _tintedProgram);
}
}
VertexPosID = _program.APosition;
TexCoordsID = _program.ATexCoords;
}
override protected void CreatePrograms()
{
if (_program == null)
{
string programName = BlurProgram.GetProgramName(false);
_program = (BlurProgram)SparrowSharpApp.GetProgram(programName);
if (_program == null)
{
_program = new BlurProgram(false);
SparrowSharpApp.RegisterProgram(programName, _program);
}
}
if (_tintedProgram == null)
{
string programName = BlurProgram.GetProgramName(true);
_tintedProgram = (BlurProgram)SparrowSharpApp.GetProgram(programName);
if (_tintedProgram == null)
{
_tintedProgram = new BlurProgram(true);
SparrowSharpApp.RegisterProgram(programName, _tintedProgram);
}
}
VertexPosID = _program.APosition;
TexCoordsID = _program.ATexCoords;
}
override protected void ActivateWithPass(int pass, Texture texture, Matrix mvpMatrix)
{
UpdateParamaters(pass, (int)texture.NativeWidth, (int)texture.NativeHeight);
bool isColorPass = _enableColorUniform && pass == NumPasses - 1;
BlurProgram program = isColorPass ? _tintedProgram : _program;
GL.UseProgram(program.Name);
Matrix4 mvp = mvpMatrix.ConvertToMatrix4();
GL.UniformMatrix4(program.UMvpMatrix, false, ref mvp);
GL.Uniform4(program.UOffsets, 1, _offsets);
GL.Uniform4(program.UWeights, 1, _weights);
if (isColorPass)
{
GL.Uniform4(program.UColor, 1, _color);
}
}
