Remove Makefiles. Fixes #402

These are no longer needed, as the open-source build uses CMake.

PiperOrigin-RevId: 648340374
Change-Id: Ibc704ca3aaab1c48d245e24b071bed6cd846c110

sample/Makefile

@@ -1,12 +0,0 @@
-# This Makefile assumes that you have GLFW libraries and headers installed on,
-# which is commonly available through your distro's package manager.
-# On Debian and Ubuntu, GLFW can be installed via `apt install libglfw3-dev`.
-
-COMMON=-O2 -I../include -L../lib -std=c++17 -pthread -Wl,-no-as-needed -Wl,-rpath,'$$ORIGIN'/../lib
-
-.PHONY: all
-all:
-	$(CXX) $(COMMON) testspeed.cc          -lmujoco          -o ../bin/testspeed
-	$(CXX) $(COMMON) compile.cc            -lmujoco          -o ../bin/compile
-	$(CXX) $(COMMON) basic.cc              -lmujoco -lglfw   -o ../bin/basic
-	$(CXX) $(COMMON) record.cc             -lmujoco -lglfw   -o ../bin/record

sample/Makefile.macos

@@ -1,18 +0,0 @@
-# This Makefile assumes that GLFW is installed via Homebrew.
-# If your setup is different, you will need to set GLFWROOT manually.
-
-# This Makefile also assumes that MuJoCo.app is present in /Applications.
-
-GLFWROOT?=$(shell brew --prefix)
-MUJOCOPATH?=/Applications/MuJoCo.app/Contents/Frameworks
-
-CFLAGS=-O2 -F$(MUJOCOPATH) -I$(GLFWROOT)/include -pthread
-CXXFLAGS=$(CFLAGS) -std=c++17 -stdlib=libc++
-ALLFLAGS=$(CXXFLAGS) -L$(GLFWROOT)/lib -Wl,-rpath,$(MUJOCOPATH)
-
-.PHONY: all
-all:
-	clang++ $(ALLFLAGS)    testspeed.cc  -framework mujoco        -o testspeed
-	clang++ $(ALLFLAGS)    compile.cc    -framework mujoco        -o compile
-	clang++ $(ALLFLAGS)    basic.cc      -framework mujoco -lglfw -o basic
-	clang++ $(ALLFLAGS)    record.cc     -framework mujoco -lglfw -o record

sample/Makefile.windows

@@ -1,17 +0,0 @@
-# A copy of the GLFW library is required to build some sample programs.
-# If this is not already installed on your system, download the WIN64 archive
-# from https://github.com/glfw/glfw/releases, and copy files as follows:
-# - Copy the entire `include/GLFW` subdirectory to `mujoco/include/GLFW`.
-# - Copy glfw3dll.lib from the subdirectory corresponding into your compiler
-#   choice to `mujoco/lib/glfw3dll.lib`.
-# - Copy glfw3.dll from the same subdirectory into `mujoco/bin/glfw3.dll`.
-
-COMMON=/O2 /MT /EHsc /arch:AVX /I../include /Fe../bin/
-
-.PHONY: all
-all:
-	cl $(COMMON) testspeed.cc                              ../lib/mujoco.lib
-	cl $(COMMON) compile.cc                                ../lib/mujoco.lib
-	cl $(COMMON) basic.cc              ../lib/glfw3dll.lib ../lib/mujoco.lib
-	cl $(COMMON) record.cc             ../lib/glfw3dll.lib ../lib/mujoco.lib
-	del *.obj

simulate/Makefile

@@ -1,11 +0,0 @@
-# This Makefile assumes that you have GLFW libraries and headers installed on,
-# which is commonly available through your distro's package manager.
-# On Debian and Ubuntu, GLFW can be installed via `apt install libglfw3-dev`.
-
-COMMON=-O2 -I../include -L../lib -pthread -Wl,-no-as-needed -Wl,-rpath,'$$ORIGIN'/../lib
-
-all:
-	$(CXX) $(COMMON) -std=c++17 -c simulate.cc
-	$(CC)  $(COMMON) -std=c11   -c uitools.c
-	$(CXX) $(COMMON) -std=c++17 main.cc simulate.o uitools.o -lmujoco -lglfw -o ../bin/simulate
-	rm uitools.o simulate.o

simulate/Makefile.macos

@@ -1,18 +0,0 @@
-# This Makefile assumes that GLFW is installed via Homebrew.
-# If your setup is different, you will need to set GLFWROOT manually.
-
-# This Makefile also assumes that MuJoCo.app is present in /Applications.
-
-GLFWROOT?=$(shell brew --prefix)
-MUJOCOPATH?=/Applications/MuJoCo.app/Contents/Frameworks
-
-CFLAGS=-O2 -F$(MUJOCOPATH) -I$(GLFWROOT)/include -pthread
-CXXFLAGS=$(CFLAGS) -std=c++17 -stdlib=libc++
-ALLFLAGS=$(CXXFLAGS) -L$(GLFWROOT)/lib -Wl,-rpath,$(MUJOCOPATH)
-
-all:
-	clang++ $(CXXFLAGS)      -c macos_gui.mm
-	clang++ $(CXXFLAGS)      -c simulate.cc
-	clang $(CFLAGS) -std=c11 -c uitools.c
-	clang++ $(CXXFLAGS) main.cc macos_gui.o simulate.o uitools.o  -framework mujoco -framework Cocoa -lglfw -o simulate
-	rm *.o

simulate/Makefile.windows

@@ -1,13 +0,0 @@
-# A copy of the GLFW library is required to build some sample programs.
-# If this is not already installed on your system, download the WIN64 archive
-# from https://github.com/glfw/glfw/releases, and copy files as follows:
-# - Copy the entire `include/GLFW` subdirectory to `mujoco/include/GLFW`.
-# - Copy glfw3dll.lib from the subdirectory corresponding into your compiler
-#   choice to `mujoco/lib/glfw3dll.lib`.
-# - Copy glfw3.dll from the same subdirectory into `mujoco/bin/glfw3.dll`.
-
-COMMON=/O2 /MT /EHsc /arch:AVX /I../include /Fe../bin/
-
-all:
-	cl $(COMMON) main.cc simulate.cc uitools.c ../lib/glfw3dll.lib ../lib/mujoco.lib
-	del *.obj