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Revert "Revert "Fix broken identity transforms on OSX""

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This reverts commit 1feceec0c7.
This commit is contained in:
Brad Davis 2015-06-13 10:03:10 -07:00
parent 737e418878
commit 49f4ab99df
1 changed files with 9 additions and 16 deletions
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25
libraries/gpu/src/gpu/GLBackendTransform.cpp
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@ -133,11 +133,11 @@ void GLBackend::updateTransform() {
}
if (_transform._invalidModel || _transform._invalidView) {
if (_transform._lastMode != GL_MODELVIEW) {
glMatrixMode(GL_MODELVIEW);
_transform._lastMode = GL_MODELVIEW;
}
if (!_transform._model.isIdentity()) {
if (_transform._lastMode != GL_MODELVIEW) {
glMatrixMode(GL_MODELVIEW);
_transform._lastMode = GL_MODELVIEW;
}
Transform::Mat4 modelView;
if (!_transform._view.isIdentity()) {
Transform mvx;
@ -147,19 +147,12 @@ void GLBackend::updateTransform() {
_transform._model.getMatrix(modelView);
}
glLoadMatrixf(reinterpret_cast< const GLfloat* >(&modelView));
} else if (!_transform._view.isIdentity()) {
Transform::Mat4 modelView;
_transform._view.getInverseMatrix(modelView);
glLoadMatrixf(reinterpret_cast< const GLfloat* >(&modelView));
} else {
if (!_transform._view.isIdentity()) {
if (_transform._lastMode != GL_MODELVIEW) {
glMatrixMode(GL_MODELVIEW);
_transform._lastMode = GL_MODELVIEW;
}
Transform::Mat4 modelView;
_transform._view.getInverseMatrix(modelView);
glLoadMatrixf(reinterpret_cast< const GLfloat* >(&modelView));
} else {
// TODO: eventually do something about the matrix when neither view nor model is specified?
// glLoadIdentity();
}
glLoadIdentity();
}
(void) CHECK_GL_ERROR();
}