# src/mesa/es/Makefile
#
TOP := ../../..
MESA := ..

include $(TOP)/configs/current

ES1_LIBS := libes1gallium.a
ES2_LIBS := libes2gallium.a

# Default rule: create ES1 and ES2 libs
.PHONY: default subdirs es1 es2
default: depend subdirs es1 es2

es1: $(ES1_LIBS)

es2: $(ES2_LIBS)

ES1_CPPFLAGS := -DFEATURE_ES1=1 -D__GL_EXPORTS
ES2_CPPFLAGS := -DFEATURE_ES2=1 -D__GL_EXPORTS

ES1_OBJ_DIR := objs-es1
ES2_OBJ_DIR := objs-es2

include $(MESA)/sources.mak

# TODO Make core mesa more feature-aware and remove the omit list
VBO_OMITTED :=				\
	vbo/vbo_save.c			\
	vbo/vbo_save_api.c		\
	vbo/vbo_save_draw.c		\
	vbo/vbo_save_loopback.c
VBO_SOURCES := $(filter-out $(VBO_OMITTED), $(VBO_SOURCES))

# adjust source dir
ES_SOURCES := $(addprefix $(MESA)/, $(MESA_SOURCES))
ES_GALLIUM_SOURCES := $(addprefix $(MESA)/, $(MESA_GALLIUM_SOURCES))

# adjust object dirs
ES1_OBJECTS := $(addprefix $(ES1_OBJ_DIR)/, $(MESA_OBJECTS))
ES1_GALLIUM_OBJECTS := $(addprefix $(ES1_OBJ_DIR)/, $(MESA_GALLIUM_OBJECTS))

ES2_OBJECTS := $(addprefix $(ES2_OBJ_DIR)/, $(MESA_OBJECTS))
ES2_GALLIUM_OBJECTS := $(addprefix $(ES2_OBJ_DIR)/, $(MESA_GALLIUM_OBJECTS))

# adjust include dirs
ES1_INCLUDES := -I$(TOP)/src/mapi/es1api $(INCLUDE_DIRS)
ES2_INCLUDES := -I$(TOP)/src/mapi/es2api $(INCLUDE_DIRS)


# compile either ES1 or ES2 sources
define es-compile
	@mkdir -p $(dir $@)
	$(CC) -c $(CFLAGS) $(ES$(1)_CPPFLAGS) $(ES$(1)_INCLUDES) -o $@ $<
endef

$(ES1_OBJ_DIR)/%.o: $(MESA)/%.c
	$(call es-compile,1)

$(ES1_OBJ_DIR)/%.o: $(MESA)/%.S
	$(call es-compile,1)

$(ES2_OBJ_DIR)/%.o: $(MESA)/%.c
	$(call es-compile,2)

$(ES2_OBJ_DIR)/%.o: $(MESA)/%.S
	$(call es-compile,2)

libes1.a: $(ES1_OBJECTS) $(GLSL_LIBS)
	@$(MKLIB) -o es1 -static $(ES1_OBJECTS) $(GLSL_LIBS)

libes2.a: $(ES2_OBJECTS) $(GLSL_LIBS)
	@$(MKLIB) -o es2 -static $(ES2_OBJECTS) $(GLSL_LIBS)

libes1gallium.a: $(ES1_GALLIUM_OBJECTS) $(GLSL_LIBS)
	@$(MKLIB) -o es1gallium -static $(ES1_GALLIUM_OBJECTS) $(GLSL_LIBS)

libes2gallium.a: $(ES2_GALLIUM_OBJECTS) $(GLSL_LIBS)
	@$(MKLIB) -o es2gallium -static $(ES2_GALLIUM_OBJECTS) $(GLSL_LIBS)

.PHONY: clean
clean:
	-rm -f $(ES1_LIBS) $(ES2_LIBS)
	-rm -rf $(ES1_OBJ_DIR) $(ES2_OBJ_DIR)
	-rm -f depend depend.bak

# nothing to install
install:

subdirs:
	@$(MAKE) -C $(MESA) asm_subdirs
	@$(MAKE) -C $(MESA) glsl_builtin

# sort to avoid duplicates
ES_ALL_SOURCES := $(sort $(ES_SOURCES) $(ES_GALLIUM_SOURCES))

depend: $(ES_ALL_SOURCES)
	@echo "running $(MKDEP)"
	@touch depend
	@# MESA is "..", but luckily, directories are longer than 2 characters
	@$(MKDEP) -f- -p$(ES1_OBJ_DIR)/ $(DEFINES) $(ES1_CFLAGS) \
		$(ES1_INCLUDES) $(ES_ALL_SOURCES) 2>/dev/null | \
		sed -e 's,^$(ES1_OBJ_DIR)/$(MESA)/,$(ES1_OBJ_DIR)/,' > depend
	@$(MKDEP) -f- -p$(ES2_OBJ_DIR)/ $(DEFINES) $(ES2_CFLAGS) \
		$(ES2_INCLUDES) $(ES_ALL_SOURCES) 2>/dev/null | \
		sed -e 's,^$(ES2_OBJ_DIR)/$(MESA)/,$(ES2_OBJ_DIR)/,' >> depend

ifneq ($(MAKECMDGOALS),clean)
-include depend
endif