void pbrtTransform(Float tr[16]) {
VERIFY_INITIALIZED("Transform");
FOR_ACTIVE_TRANSFORMS(
curTransform[i] = Transform(Matrix4x4(
tr[0], tr[4], tr[8], tr[12], tr[1], tr[5], tr[9], tr[13], tr[2],
tr[6], tr[10], tr[14], tr[3], tr[7], tr[11], tr[15]));)
}
void pbrtLookAt(Float ex, Float ey, Float ez, Float lx, Float ly, Float lz,
Float ux, Float uy, Float uz) {
VERIFY_INITIALIZED("LookAt");
Transform lookAt =
LookAt(Point3f(ex, ey, ez), Point3f(lx, ly, lz), Vector3f(ux, uy, uz));
FOR_ACTIVE_TRANSFORMS(curTransform[i] = curTransform[i] * lookAt;);
void pbrtScale(Float sx, Float sy, Float sz) {
VERIFY_INITIALIZED("Scale");
FOR_ACTIVE_TRANSFORMS(curTransform[i] =
curTransform[i] * Scale(sx, sy, sz);)
}
void pbrtRotate(Float angle, Float dx, Float dy, Float dz) {
VERIFY_INITIALIZED("Rotate");
FOR_ACTIVE_TRANSFORMS(curTransform[i] =
curTransform[i] *
Rotate(angle, Vector3f(dx, dy, dz));)
}
void pbrtTranslate(Float dx, Float dy, Float dz) {
VERIFY_INITIALIZED("Translate");
FOR_ACTIVE_TRANSFORMS(curTransform[i] = curTransform[i] *
Translate(Vector3f(dx, dy, dz));)
}
void pbrtIdentity() {
VERIFY_INITIALIZED("Identity");
FOR_ACTIVE_TRANSFORMS(curTransform[i] = Transform();)
}
