public void PreDrawSetup(DisplayShader shader, BlendOptions blendOptions, Matrix4 transform)//, Texture texture, int textureMatrixLocation)
{
Activate();
GL.BlendEquation(blendOptions.BlendEquation);
GL.BlendFunc(blendOptions.BlendSource, blendOptions.BlendDestination);
shader.Bind();
GL.UniformMatrix4(shader.UniformProjectionMatrixLocation, false, ref m_projectionMatrix);
if (m_cameraNeedUpdate)
{
ApplyCameraGL(shader.UniformProjectionMatrixLocation);
m_cameraNeedUpdate = false;
}
GL.UniformMatrix4(shader.UniformModelViewMatrixLocation, false, ref transform);
}
public void ApplyCameraGL(DisplayShader shader)
{
GL.Viewport((int)m_currentCamera.Viewport.Position.X, (int)m_currentCamera.Viewport.Position.Y, (int)m_currentCamera.Viewport.Size.X, (int)m_currentCamera.Viewport.Size.Y);
m_projectionMatrix = m_currentCamera.GetTransform() * m_defaultOrtho;
GL.UniformMatrix4(shader.UniformProjectionMatrixLocation, false, ref m_projectionMatrix);
}