void ShadowMap::computeAsTexture(vcg::Point3f L, bool makeboth, MyCanvas &canvas){
if (lastL!=L) {
canvas.SetAsOutput();
setMatrices(L, canvas.GetSoftRes(),canvas.GetHardRes(), true);
glClearDepth(1);
glClear( GL_DEPTH_BUFFER_BIT );
glDisable(GL_SCISSOR_TEST);
glDepthFunc(GL_LESS);
m.DrawShadowmap(false);
restoreMatrices();
if (hardSettings.doubleSM && makeboth) {
setMatrices(L, canvas.GetSoftRes(), canvas.GetHardRes(), false);
glClearDepth(-10000);
glClear( GL_DEPTH_BUFFER_BIT);
glDepthFunc(GL_GREATER);
glDisable(GL_SCISSOR_TEST);
m.DrawShadowmap(false);
restoreMatrices();
}
glClearDepth(1);
glDepthFunc(GL_LESS);
mainCanvas.SetAsOutput();
lastL=L;
}
glActiveTextureARB(GL_TEXTURE1_ARB);
canvas.SetAsTexture();
}