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authorerwin coumans <erwin.coumans@gmail.com>2021-08-03 13:26:39 -0700
committererwin coumans <erwin.coumans@gmail.com>2021-08-03 13:26:39 -0700
commite39994498238d0dfc96db4dee87f34798d085f50 (patch)
tree22a1469195016314b161d6da68fb68a1a691e1ce
parent92fb2db0a36e5311b287d440116af3e1555bc2d5 (diff)
downloadbullet3-e39994498238d0dfc96db4dee87f34798d085f50.tar.gz
add simplified Laikago model for faster CPU rendering (getCameraImage in direct mode using TinyRenderer)
-rw-r--r--examples/pybullet/gym/pybullet_data/laikago/chassis_zup_lores.obj2525
-rw-r--r--examples/pybullet/gym/pybullet_data/laikago/hip_motor_lores.obj301
-rw-r--r--examples/pybullet/gym/pybullet_data/laikago/hip_motor_mirror_lores.obj268
-rw-r--r--examples/pybullet/gym/pybullet_data/laikago/laikago_toes_zup_lores.urdf598
-rw-r--r--examples/pybullet/gym/pybullet_data/laikago/lower_leg3_lores.obj334
-rw-r--r--examples/pybullet/gym/pybullet_data/laikago/upper_leg_left2_lores.obj437
-rw-r--r--examples/pybullet/gym/pybullet_data/laikago/upper_leg_left_lores.obj614
-rw-r--r--examples/pybullet/gym/pybullet_data/laikago/upper_leg_mirror2_lores.obj551
-rw-r--r--examples/pybullet/gym/pybullet_data/laikago/upper_leg_mirror_lores.obj568
9 files changed, 6196 insertions, 0 deletions
diff --git a/examples/pybullet/gym/pybullet_data/laikago/chassis_zup_lores.obj b/examples/pybullet/gym/pybullet_data/laikago/chassis_zup_lores.obj
new file mode 100644
index 000000000..8170a550b
--- /dev/null
+++ b/examples/pybullet/gym/pybullet_data/laikago/chassis_zup_lores.obj
@@ -0,0 +1,2525 @@
+# Blender v2.79 (sub 7) OBJ File: ''
+# www.blender.org
+mtllib chassis_zup.mtl
+o EXP_OTL_-_EXP_OTL_BDYR1_median.002
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diff --git a/examples/pybullet/gym/pybullet_data/laikago/hip_motor_lores.obj b/examples/pybullet/gym/pybullet_data/laikago/hip_motor_lores.obj
new file mode 100644
index 000000000..b6fd3479e
--- /dev/null
+++ b/examples/pybullet/gym/pybullet_data/laikago/hip_motor_lores.obj
@@ -0,0 +1,301 @@
+# Blender v2.79 (sub 7) OBJ File: ''
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diff --git a/examples/pybullet/gym/pybullet_data/laikago/hip_motor_mirror_lores.obj b/examples/pybullet/gym/pybullet_data/laikago/hip_motor_mirror_lores.obj
new file mode 100644
index 000000000..233fe7c62
--- /dev/null
+++ b/examples/pybullet/gym/pybullet_data/laikago/hip_motor_mirror_lores.obj
@@ -0,0 +1,268 @@
+# Blender v2.79 (sub 7) OBJ File: ''
+# www.blender.org
+mtllib hip_motor_mirror.mtl
+o Hip_Motor_Mirror
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+vn -0.9844 0.1758 -0.0110
+vn -0.7306 0.6689 -0.1367
+vn -0.2217 -0.9751 0.0081
+usemtl None
+s 1
+f 2/1/1 8/2/2 1/3/3
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diff --git a/examples/pybullet/gym/pybullet_data/laikago/laikago_toes_zup_lores.urdf b/examples/pybullet/gym/pybullet_data/laikago/laikago_toes_zup_lores.urdf
new file mode 100644
index 000000000..725e46ac3
--- /dev/null
+++ b/examples/pybullet/gym/pybullet_data/laikago/laikago_toes_zup_lores.urdf
@@ -0,0 +1,598 @@
+<?xml version="1.0" ?>
+<robot name="plane">
+ <link name="chassis">
+ <contact>
+ <lateral_friction value="1"/>
+ </contact>
+ <inertial>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <mass value="13.715"/>
+ <inertia ixx="0.22" ixy="0" ixz="0" iyy="0.431" iyz="0" izz="0.565"/>
+ </inertial>
+ <visual>
+ <origin rpy="0 0 0" xyz=" 0 0 0"/>
+ <geometry>
+ <mesh filename="chassis_zup_lores.obj" scale="1 1 1"/>
+ </geometry>
+ <material name="white">
+ <color rgba="1 1 1 1"/>
+ </material>
+ </visual>
+ <collision>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+ <mesh filename="chassis_vhacd_mod_zup.obj" scale="1 1 1"/>
+ </geometry>
+ </collision>
+ </link>
+ <link name="FR_hip_motor">
+ <contact>
+ <lateral_friction value="1"/>
+ </contact>
+ <inertial>
+ <origin rpy="0 0 0" xyz="0.02 0 0"/>
+ <mass value="1.095"/>
+ <inertia ixx="0.002" ixy="0" ixz="0" iyy=".002" iyz="0" izz=".001"/>
+ </inertial>
+
+ <visual>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+ <mesh filename="hip_motor_mirror_lores.obj" scale="1 1 1"/>
+ </geometry>
+ <material name="white"/>
+ </visual>
+
+ <collision>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+ <mesh filename="hip_motor_mirror.stl" scale="1 1 1"/>
+ </geometry>
+ </collision>
+ </link>
+
+ <joint name="FR_hip_motor_2_chassis_joint" type="continuous">
+ <axis xyz="0 0 -1"/>
+ <parent link="chassis"/>
+ <child link="FR_hip_motor"/>
+ <origin rpy="1.57079 0 1.57079" xyz="0.199095 -0.0817145 -0.03"/>
+ <limit effort="100" velocity="100"/>
+ <joint_properties damping=".0" friction=".0"/>
+ </joint>
+
+ <link name="FR_upper_leg">
+ <contact>
+ <lateral_friction value="1"/>
+ </contact>
+ <inertial>
+ <origin rpy="0 0 0" xyz="0 -0.04 -0.04"/>
+ <mass value="1.527"/>
+ <inertia ixx="0.015" ixy="0" ixz="0" iyy="0.007" iyz="0" izz="0.01"/>
+ </inertial>
+ <visual>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+ <mesh filename="upper_leg_mirror_lores.obj" scale="1 1 1"/>
+ </geometry>
+ <material name="white"/>
+ </visual>
+
+ <collision>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+ <mesh filename="upper_leg_right_vhacd.obj" scale="1 1 1"/>
+ </geometry>
+ </collision>
+
+ </link>
+
+ <joint name="FR_upper_leg_2_hip_motor_joint" type="continuous">
+ <axis xyz="1 0 0"/>
+ <parent link="FR_hip_motor"/>
+ <child link="FR_upper_leg"/>
+ <origin rpy="0 0 0" xyz="-0.053565 0 0"/>
+ <limit effort="100" velocity="100"/>
+ <joint_properties damping=".0" friction=".0"/>
+ </joint>
+
+ <link name="FR_lower_leg">
+ <contact>
+ <lateral_friction value="1"/>
+ </contact>
+ <inertial>
+ <origin rpy="0 0 0" xyz="0 -0.16 -0.02"/>
+ <mass value="0.241"/>
+ <inertia ixx="0.002" ixy="0" ixz="0" iyy="0.002" iyz="0" izz="0.002"/>
+ </inertial>
+ <visual>
+ <origin rpy="0 1.57079 0" xyz="0 0.0 0"/>
+ <geometry>
+ <mesh filename="lower_leg3_lores.obj" scale="1 1 1"/>
+ </geometry>
+ <material name="white"/>
+ </visual>
+
+ <collision>
+ <origin rpy="0 1.57079 0" xyz="0 0.0 0"/>
+ <geometry>
+ <mesh filename="lower_leg_3.stl" scale="1 1 1"/>
+ </geometry>
+ </collision>
+ </link>
+ <joint name="FR_lower_leg_2_upper_leg_joint" type="continuous">
+ <axis xyz="1 0 0"/>
+ <parent link="FR_upper_leg"/>
+ <child link="FR_lower_leg"/>
+
+ <origin rpy="0 0 0" xyz="0.02069 -0.20833 -0.1422"/>
+ <limit effort="100" velocity="100"/>
+ <joint_properties damping=".0" friction=".0"/>
+ </joint>
+
+
+ <link name="FL_hip_motor">
+ <contact>
+ <lateral_friction value="1"/>
+ </contact>
+ <inertial>
+ <origin rpy="0 0 0" xyz="-.02 0 0"/>
+ <mass value="1.095"/>
+ <inertia ixx="0.002" ixy="0" ixz="0" iyy="0.002" iyz="0" izz="0.001"/>
+ </inertial>
+ <visual>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+ <mesh filename="hip_motor_lores.obj" scale="1 1 1"/>
+ </geometry>
+ <material name="white">
+ </material>
+ </visual>
+
+ <collision>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+ <mesh filename="hip_motor.stl" scale="1 1 1"/>
+ </geometry>
+ </collision>
+
+ </link>
+
+ <joint name="FL_hip_motor_2_chassis_joint" type="continuous">
+ <axis xyz="0 0 1"/>
+ <parent link="chassis"/>
+ <child link="FL_hip_motor"/>
+ <origin rpy="1.57079 0 1.57079" xyz="0.199095 0.0817145 -0.03"/>
+
+ <limit effort="100" velocity="100"/>
+ <joint_properties damping=".0" friction=".0"/>
+ </joint>
+
+ <link name="FL_upper_leg">
+ <contact>
+ <lateral_friction value="1"/>
+ </contact>
+ <inertial>
+ <origin rpy="0 0 0" xyz="0 -0.04 -0.04"/>
+ <mass value="1.527"/>
+ <inertia ixx="0.016" ixy="0" ixz="0" iyy="0.007" iyz="0" izz="0.011"/>
+ </inertial>
+ <visual>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+
+ <mesh filename="upper_leg_left_lores.obj" scale="1 1 1"/>
+ </geometry>
+ <material name="white">
+ </material>
+ </visual>
+
+ <collision>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+ <mesh filename="upper_leg_left_vhacd.obj" scale="1 1 1"/>
+ </geometry>
+ </collision>
+
+ </link>
+
+
+ <joint name="FL_upper_leg_2_hip_motor_joint" type="continuous">
+ <axis xyz="1 0 0"/>
+ <parent link="FL_hip_motor"/>
+ <child link="FL_upper_leg"/>
+ <origin rpy="0 0 0" xyz="0.055855 0 0"/>
+ <limit effort="100" velocity="100"/>
+ <joint_properties damping=".0" friction=".0"/>
+ </joint>
+
+
+ <link name="FL_lower_leg">
+ <contact>
+ <lateral_friction value="1"/>
+ </contact>
+ <inertial>
+ <origin rpy="0 0 0" xyz="0 -0.16 -0.02"/>
+ <mass value="0.241"/>
+ <inertia ixx="0.002" ixy="0" ixz="0" iyy="0.002" iyz="0" izz="0.002"/>
+ </inertial>
+ <visual>
+ <origin rpy="0 1.57079 0" xyz="0 0 0"/>
+ <geometry>
+ <mesh filename="lower_leg3_lores.obj" scale="1 1 1"/>
+ </geometry>
+ <material name="white">
+ </material>
+ </visual>
+
+ <collision>
+ <origin rpy="0 1.57079 0" xyz="0 0 0"/>
+ <geometry>
+ <mesh filename="lower_leg_3.stl" scale="1 1 1"/>
+ </geometry>
+ </collision>
+
+ </link>
+
+ <joint name="FL_lower_leg_2_upper_leg_joint" type="continuous">
+ <axis xyz="1 0 0"/>
+ <parent link="FL_upper_leg"/>
+ <child link="FL_lower_leg"/>
+ <origin rpy="0 0 0" xyz="-0.02069 -0.20833 -0.1422"/>
+ <limit effort="100" velocity="100"/>
+ <joint_properties damping=".0" friction=".0"/>
+ </joint>
+
+
+
+
+
+
+ <link name="RR_hip_motor">
+ <contact>
+ <lateral_friction value="1"/>
+ </contact>
+ <inertial>
+ <origin rpy="0 0 0" xyz="0.02 0 0"/>
+ <mass value="1.095"/>
+ <inertia ixx="0.002" ixy="0" ixz="0" iyy="0.002" iyz="0" izz="0.001"/>
+ </inertial>
+
+ <visual>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+ <mesh filename="hip_motor_mirror_lores.obj" scale="1 1 1"/>
+ </geometry>
+ <material name="white"/>
+ </visual>
+
+ <collision>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+ <mesh filename="hip_motor_mirror.stl" scale="1 1 1"/>
+ </geometry>
+ </collision>
+
+ </link>
+
+ <joint name="RR_hip_motor_2_chassis_joint" type="continuous">
+ <axis xyz="0 0 -1"/>
+ <parent link="chassis"/>
+ <child link="RR_hip_motor"/>
+ <origin rpy="1.57079 0 1.57079" xyz="-0.238195 -0.0817145 -0.03"/>
+
+ <limit effort="100" velocity="100"/>
+ <joint_properties damping=".0" friction=".0"/>
+ </joint>
+
+ <link name="RR_upper_leg">
+ <contact>
+ <lateral_friction value="1"/>
+ </contact>
+ <inertial>
+ <origin rpy="0 0 0" xyz="0 -0.04 -0.04"/>
+ <mass value="1.527"/>
+ <inertia ixx="0.016" ixy="0" ixz="0" iyy="0.007" iyz="0" izz="0.011"/>
+ </inertial>
+ <visual>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+ <mesh filename="upper_leg_mirror2_lores.obj" scale="1 1 1"/>
+ </geometry>
+ <material name="white"/>
+ </visual>
+
+ <collision>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+ <mesh filename="upper_leg_right_vhacd.obj" scale="1 1 1"/>
+ </geometry>
+ </collision>
+
+ </link>
+
+ <joint name="RR_upper_leg_2_hip_motor_joint" type="continuous">
+ <axis xyz="1 0 0"/>
+ <parent link="RR_hip_motor"/>
+ <child link="RR_upper_leg"/>
+ <origin rpy="0 0 0" xyz="-0.053565 0 0"/>
+ <limit effort="100" velocity="100"/>
+ <joint_properties damping=".0" friction=".0"/>
+ </joint>
+
+ <link name="RR_lower_leg">
+ <contact>
+ <lateral_friction value="1"/>
+ </contact>
+ <inertial>
+ <origin rpy="0 0 0" xyz="0 -0.16 -0.02"/>
+ <mass value="0.241"/>
+ <inertia ixx="0.002" ixy="0" ixz="0" iyy="0.002" iyz="0" izz="0.002"/>
+ </inertial>
+ <visual>
+ <origin rpy="0 1.57079 0" xyz="0 0 0"/>
+ <geometry>
+ <mesh filename="lower_leg3_lores.obj" scale="1 1 1"/>
+ </geometry>
+ <material name="white"/>
+ </visual>
+
+ <collision>
+ <origin rpy="0 1.57079 0" xyz="0 0 0"/>
+ <geometry>
+ <mesh filename="lower_leg_3.stl" scale="1 1 1"/>
+ </geometry>
+ </collision>
+
+ </link>
+
+ <joint name="RR_lower_leg_2_upper_leg_joint" type="continuous">
+ <axis xyz="1 0 0"/>
+ <parent link="RR_upper_leg"/>
+ <child link="RR_lower_leg"/>
+ <origin rpy="0 0 0" xyz="0.02069 -0.20833 -0.1422"/>
+ <limit effort="100" velocity="100"/>
+ <joint_properties damping=".0" friction=".0"/>
+ </joint>
+
+
+ <link name="RL_hip_motor">
+ <contact>
+ <lateral_friction value="1"/>
+ </contact>
+ <inertial>
+ <origin rpy="0 0 0" xyz="-.02 0 0"/>
+ <mass value="1.095"/>
+ <inertia ixx="0.002" ixy="0" ixz="0" iyy="0.002" iyz="0" izz="0.001"/>
+ </inertial>
+ <visual>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+ <mesh filename="hip_motor_lores.obj" scale="1 1 1"/>
+ </geometry>
+ <material name="white"/>
+ </visual>
+
+ <collision>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+ <mesh filename="hip_motor.stl" scale="1 1 1"/>
+ </geometry>
+ </collision>
+
+ </link>
+
+ <joint name="RL_hip_motor_2_chassis_joint" type="continuous">
+ <axis xyz="0 0 1"/>
+ <parent link="chassis"/>
+ <child link="RL_hip_motor"/>
+
+ <origin rpy="1.57079 0 1.57079" xyz="-0.238195 0.0817145 -0.03"/>
+ <limit effort="100" velocity="100"/>
+ <joint_properties damping=".0" friction=".0"/>
+ </joint>
+
+ <link name="RL_upper_leg">
+ <contact>
+ <lateral_friction value="1"/>
+ </contact>
+ <inertial>
+ <origin rpy="0 0 0" xyz="0 -0.04 -0.04"/>
+ <mass value="1.527"/>
+ <inertia ixx="0.016" ixy="0" ixz="0" iyy="0.007" iyz="0" izz="0.011"/>
+ </inertial>
+ <visual>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+ <mesh filename="upper_leg_left2_lores.obj" scale="1 1 1"/>
+ </geometry>
+ <material name="white"/>
+ </visual>
+
+ <collision>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+ <mesh filename="upper_leg_left_vhacd.obj" scale="1 1 1"/>
+ </geometry>
+ </collision>
+
+ </link>
+
+
+ <joint name="RL_upper_leg_2_hip_motor_joint" type="continuous">
+ <axis xyz="1 0 0"/>
+ <parent link="RL_hip_motor"/>
+ <child link="RL_upper_leg"/>
+ <origin rpy="0 0 0" xyz="0.055855 0 0"/>
+ <limit effort="100" velocity="100"/>
+ <joint_properties damping=".0" friction=".0"/>
+ </joint>
+
+
+ <link name="RL_lower_leg">
+ <contact>
+ <lateral_friction value="1"/>
+ </contact>
+ <inertial>
+ <origin rpy="0 0 0" xyz="0 -0.16 -0.02"/>
+ <mass value="0.241"/>
+ <inertia ixx="0.002" ixy="0" ixz="0" iyy="0.002" iyz="0" izz="0.002"/>
+ </inertial>
+ <visual>
+ <origin rpy="0 1.57079 0" xyz="0 0 0"/>
+ <geometry>
+ <mesh filename="lower_leg3_lores.obj" scale="1 1 1"/>
+ </geometry>
+ <material name="white"/>
+ </visual>
+
+ <collision>
+ <origin rpy="0 1.57079 0" xyz="0 0 0"/>
+ <geometry>
+ <mesh filename="lower_leg_3.stl" scale="1 1 1"/>
+ </geometry>
+ </collision>
+
+ </link>
+
+ <joint name="RL_lower_leg_2_upper_leg_joint" type="continuous">
+ <axis xyz="1 0 0"/>
+ <parent link="RL_upper_leg"/>
+ <child link="RL_lower_leg"/>
+ <origin rpy="0 0 0" xyz="-0.02069 -0.20833 -0.1422"/>
+ <limit effort="100" velocity="100"/>
+ <joint_properties damping=".0" friction=".0"/>
+ </joint>
+
+ <link name="toeRL">
+ <contact>
+ <friction_anchor/>
+ <stiffness value="30000.0"/>
+ <damping value="1000.0"/>
+ <spinning_friction value="0.1"/>
+ <lateral_friction value="1.0"/>
+ </contact>
+ <visual>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+ <sphere radius="0.0"/>
+ </geometry>
+ <material name="white"/>
+ </visual>
+ <collision>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+ <sphere radius="0.03"/>
+ </geometry>
+ </collision>
+ <inertial>
+ <mass value="0.1"/>
+ <inertia ixx="0.000025" ixy="0" ixz="0" iyy="0.000025" iyz="0" izz="0.000025"/>
+ </inertial>
+ </link>
+ <joint name="jtoeRL" type="fixed">
+ <parent link="RL_lower_leg"/>
+ <child link="toeRL"/>
+ <origin xyz="0 -0.25 -0.022"/>
+ <dynamics damping="0.0" friction="0.0"/>
+ </joint>
+
+ <link name="toeRR">
+ <contact>
+ <friction_anchor/>
+ <stiffness value="30000.0"/>
+ <damping value="1000.0"/>
+ <spinning_friction value="0.1"/>
+ <lateral_friction value="1.0"/>
+ </contact>
+ <visual>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+ <sphere radius="0.0"/>
+ </geometry>
+ <material name="white"/>
+ </visual>
+ <collision>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+ <sphere radius="0.03"/>
+ </geometry>
+ </collision>
+ <inertial>
+ <mass value="0.1"/>
+ <inertia ixx="0.000025" ixy="0" ixz="0" iyy="0.000025" iyz="0" izz="0.000025"/>
+ </inertial>
+ </link>
+ <joint name="jtoeRR" type="fixed">
+ <parent link="RR_lower_leg"/>
+ <child link="toeRR"/>
+ <origin xyz="0 -0.25 -0.022"/>
+ <dynamics damping="0.0" friction="0.0"/>
+ </joint>
+
+ <link name="toeFL">
+ <contact>
+ <friction_anchor/>
+ <stiffness value="30000.0"/>
+ <damping value="1000.0"/>
+ <spinning_friction value="0.1"/>
+ <lateral_friction value="1.0"/>
+ </contact>
+ <visual>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+ <sphere radius="0.0"/>
+ </geometry>
+ <material name="white"/>
+ </visual>
+ <collision>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+ <sphere radius="0.03"/>
+ </geometry>
+ </collision>
+ <inertial>
+ <mass value="0.1"/>
+ <inertia ixx="0.000025" ixy="0" ixz="0" iyy="0.000025" iyz="0" izz="0.000025"/>
+ </inertial>
+ </link>
+ <joint name="jtoeFL" type="fixed">
+ <parent link="FL_lower_leg"/>
+ <child link="toeFL"/>
+ <origin xyz="0 -0.25 -0.022"/>
+ <dynamics damping="0.0" friction="0.0"/>
+ </joint>
+
+ <link name="toeFR">
+ <contact>
+ <friction_anchor/>
+ <stiffness value="30000.0"/>
+ <damping value="1000.0"/>
+ <spinning_friction value="0.1"/>
+ <lateral_friction value="1.0"/>
+ </contact>
+ <visual>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+ <sphere radius="0.0"/>
+ </geometry>
+ <material name="white"/>
+ </visual>
+ <collision>
+ <origin rpy="0 0 0" xyz="0 0 0"/>
+ <geometry>
+ <sphere radius="0.03"/>
+ </geometry>
+ </collision>
+ <inertial>
+ <mass value="0.1"/>
+ <inertia ixx="0.000025" ixy="0" ixz="0" iyy="0.000025" iyz="0" izz="0.000025"/>
+ </inertial>
+ </link>
+ <joint name="jtoeFR" type="fixed">
+ <parent link="FR_lower_leg"/>
+ <child link="toeFR"/>
+ <origin xyz="0 -0.25 -0.022"/>
+ <dynamics damping="0.0" friction="0.0"/>
+ </joint>
+</robot>
+
diff --git a/examples/pybullet/gym/pybullet_data/laikago/lower_leg3_lores.obj b/examples/pybullet/gym/pybullet_data/laikago/lower_leg3_lores.obj
new file mode 100644
index 000000000..8999169c3
--- /dev/null
+++ b/examples/pybullet/gym/pybullet_data/laikago/lower_leg3_lores.obj
@@ -0,0 +1,334 @@
+# Blender v2.79 (sub 7) OBJ File: ''
+# www.blender.org
+mtllib lower_leg3.mtl
+o Lower_Leg_3.008
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diff --git a/examples/pybullet/gym/pybullet_data/laikago/upper_leg_left2_lores.obj b/examples/pybullet/gym/pybullet_data/laikago/upper_leg_left2_lores.obj
new file mode 100644
index 000000000..7c3d9c447
--- /dev/null
+++ b/examples/pybullet/gym/pybullet_data/laikago/upper_leg_left2_lores.obj
@@ -0,0 +1,437 @@
+# Blender v2.79 (sub 7) OBJ File: ''
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diff --git a/examples/pybullet/gym/pybullet_data/laikago/upper_leg_left_lores.obj b/examples/pybullet/gym/pybullet_data/laikago/upper_leg_left_lores.obj
new file mode 100644
index 000000000..253ee5776
--- /dev/null
+++ b/examples/pybullet/gym/pybullet_data/laikago/upper_leg_left_lores.obj
@@ -0,0 +1,614 @@
+# Blender v2.79 (sub 7) OBJ File: ''
+# www.blender.org
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diff --git a/examples/pybullet/gym/pybullet_data/laikago/upper_leg_mirror2_lores.obj b/examples/pybullet/gym/pybullet_data/laikago/upper_leg_mirror2_lores.obj
new file mode 100644
index 000000000..b78900f9c
--- /dev/null
+++ b/examples/pybullet/gym/pybullet_data/laikago/upper_leg_mirror2_lores.obj
@@ -0,0 +1,551 @@
+# Blender v2.79 (sub 7) OBJ File: ''
+# www.blender.org
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diff --git a/examples/pybullet/gym/pybullet_data/laikago/upper_leg_mirror_lores.obj b/examples/pybullet/gym/pybullet_data/laikago/upper_leg_mirror_lores.obj
new file mode 100644
index 000000000..24e02c302
--- /dev/null
+++ b/examples/pybullet/gym/pybullet_data/laikago/upper_leg_mirror_lores.obj
@@ -0,0 +1,568 @@
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