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Add deko3d GPU-rendered console example
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‎graphics/deko3d/deko_console/Makefile

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#---------------------------------------------------------------------------------
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.SUFFIXES:
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#---------------------------------------------------------------------------------
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ifeq ($(strip $(DEVKITPRO)),)
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$(error "Please set DEVKITPRO in your environment. export DEVKITPRO=<path to>/devkitpro")
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endif
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TOPDIR ?= $(CURDIR)
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include $(DEVKITPRO)/libnx/switch_rules
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#---------------------------------------------------------------------------------
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# TARGET is the name of the output
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# BUILD is the directory where object files & intermediate files will be placed
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# SOURCES is a list of directories containing source code
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# DATA is a list of directories containing data files
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# INCLUDES is a list of directories containing header files
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# ROMFS is the directory containing data to be added to RomFS, relative to the Makefile (Optional)
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#
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# NO_ICON: if set to anything, do not use icon.
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# NO_NACP: if set to anything, no .nacp file is generated.
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# APP_TITLE is the name of the app stored in the .nacp file (Optional)
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# APP_AUTHOR is the author of the app stored in the .nacp file (Optional)
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# APP_VERSION is the version of the app stored in the .nacp file (Optional)
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# APP_TITLEID is the titleID of the app stored in the .nacp file (Optional)
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# ICON is the filename of the icon (.jpg), relative to the project folder.
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# If not set, it attempts to use one of the following (in this order):
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# - <Project name>.jpg
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# - icon.jpg
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# - <libnx folder>/default_icon.jpg
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#
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# CONFIG_JSON is the filename of the NPDM config file (.json), relative to the project folder.
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# If not set, it attempts to use one of the following (in this order):
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# - <Project name>.json
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# - config.json
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# If a JSON file is provided or autodetected, an ExeFS PFS0 (.nsp) is built instead
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# of a homebrew executable (.nro). This is intended to be used for sysmodules.
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# NACP building is skipped as well.
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#---------------------------------------------------------------------------------
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TARGET := $(notdir $(CURDIR))
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BUILD := build
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SOURCES := source
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DATA := data
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INCLUDES := include
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ROMFS := romfs
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# Output folders for autogenerated files in romfs
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OUT_SHADERS := shaders
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#---------------------------------------------------------------------------------
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# options for code generation
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#---------------------------------------------------------------------------------
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ARCH := -march=armv8-a+crc+crypto -mtune=cortex-a57 -mtp=soft -fPIE
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CFLAGS := -g -Wall -O2 -ffunction-sections \
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$(ARCH) $(DEFINES)
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CFLAGS += $(INCLUDE) -D__SWITCH__
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CXXFLAGS := $(CFLAGS) -std=gnu++17 -fno-exceptions -fno-rtti
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ASFLAGS := -g $(ARCH)
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LDFLAGS = -specs=$(DEVKITPRO)/libnx/switch.specs -g $(ARCH) -Wl,-Map,$(notdir $*.map)
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LIBS := -ldeko3d -lnx -lm
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#---------------------------------------------------------------------------------
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# list of directories containing libraries, this must be the top level containing
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# include and lib
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#---------------------------------------------------------------------------------
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LIBDIRS := $(PORTLIBS) $(LIBNX)
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#---------------------------------------------------------------------------------
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# no real need to edit anything past this point unless you need to add additional
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# rules for different file extensions
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#---------------------------------------------------------------------------------
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ifneq ($(BUILD),$(notdir $(CURDIR)))
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#---------------------------------------------------------------------------------
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export OUTPUT := $(CURDIR)/$(TARGET)
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export TOPDIR := $(CURDIR)
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export VPATH := $(foreach dir,$(SOURCES),$(CURDIR)/$(dir)) \
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$(foreach dir,$(DATA),$(CURDIR)/$(dir))
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export DEPSDIR := $(CURDIR)/$(BUILD)
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CFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.c)))
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CPPFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.cpp)))
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SFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.s)))
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GLSLFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.glsl)))
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BINFILES := $(foreach dir,$(DATA),$(notdir $(wildcard $(dir)/*.*)))
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#---------------------------------------------------------------------------------
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# use CXX for linking C++ projects, CC for standard C
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#---------------------------------------------------------------------------------
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ifeq ($(strip $(CPPFILES)),)
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#---------------------------------------------------------------------------------
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export LD := $(CC)
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#---------------------------------------------------------------------------------
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else
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#---------------------------------------------------------------------------------
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export LD := $(CXX)
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#---------------------------------------------------------------------------------
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endif
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#---------------------------------------------------------------------------------
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export OFILES_BIN := $(addsuffix .o,$(BINFILES))
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export OFILES_SRC := $(CPPFILES:.cpp=.o) $(CFILES:.c=.o) $(SFILES:.s=.o)
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export OFILES := $(OFILES_BIN) $(OFILES_SRC)
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export HFILES_BIN := $(addsuffix .h,$(subst .,_,$(BINFILES)))
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ifneq ($(strip $(ROMFS)),)
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ROMFS_TARGETS :=
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ROMFS_FOLDERS :=
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ifneq ($(strip $(OUT_SHADERS)),)
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ROMFS_SHADERS := $(ROMFS)/$(OUT_SHADERS)
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ROMFS_TARGETS += $(patsubst %.glsl, $(ROMFS_SHADERS)/%.dksh, $(GLSLFILES))
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ROMFS_FOLDERS += $(ROMFS_SHADERS)
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endif
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export ROMFS_DEPS := $(foreach file,$(ROMFS_TARGETS),$(CURDIR)/$(file))
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endif
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export INCLUDE := $(foreach dir,$(INCLUDES),-I$(CURDIR)/$(dir)) \
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$(foreach dir,$(LIBDIRS),-I$(dir)/include) \
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-I$(CURDIR)/$(BUILD)
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export LIBPATHS := $(foreach dir,$(LIBDIRS),-L$(dir)/lib)
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ifeq ($(strip $(CONFIG_JSON)),)
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jsons := $(wildcard *.json)
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ifneq (,$(findstring $(TARGET).json,$(jsons)))
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export APP_JSON := $(TOPDIR)/$(TARGET).json
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else
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ifneq (,$(findstring config.json,$(jsons)))
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export APP_JSON := $(TOPDIR)/config.json
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endif
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endif
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else
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export APP_JSON := $(TOPDIR)/$(CONFIG_JSON)
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endif
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ifeq ($(strip $(ICON)),)
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icons := $(wildcard *.jpg)
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ifneq (,$(findstring $(TARGET).jpg,$(icons)))
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export APP_ICON := $(TOPDIR)/$(TARGET).jpg
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else
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ifneq (,$(findstring icon.jpg,$(icons)))
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export APP_ICON := $(TOPDIR)/icon.jpg
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endif
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endif
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else
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export APP_ICON := $(TOPDIR)/$(ICON)
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endif
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ifeq ($(strip $(NO_ICON)),)
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export NROFLAGS += --icon=$(APP_ICON)
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endif
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ifeq ($(strip $(NO_NACP)),)
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export NROFLAGS += --nacp=$(CURDIR)/$(TARGET).nacp
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endif
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ifneq ($(APP_TITLEID),)
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export NACPFLAGS += --titleid=$(APP_TITLEID)
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endif
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ifneq ($(ROMFS),)
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export NROFLAGS += --romfsdir=$(CURDIR)/$(ROMFS)
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endif
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.PHONY: all clean
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#---------------------------------------------------------------------------------
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all: $(ROMFS_TARGETS) | $(BUILD)
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@$(MAKE) --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile
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$(BUILD):
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@mkdir -p $@
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ifneq ($(strip $(ROMFS_TARGETS)),)
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$(ROMFS_TARGETS): | $(ROMFS_FOLDERS)
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$(ROMFS_FOLDERS):
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@mkdir -p $@
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$(ROMFS_SHADERS)/%_vsh.dksh: %_vsh.glsl
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@echo {vert} $(notdir $<)
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@uam -s vert -o $@ $<
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$(ROMFS_SHADERS)/%_tcsh.dksh: %_tcsh.glsl
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@echo {tess_ctrl} $(notdir $<)
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@uam -s tess_ctrl -o $@ $<
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$(ROMFS_SHADERS)/%_tesh.dksh: %_tesh.glsl
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@echo {tess_eval} $(notdir $<)
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@uam -s tess_eval -o $@ $<
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$(ROMFS_SHADERS)/%_gsh.dksh: %_gsh.glsl
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@echo {geom} $(notdir $<)
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@uam -s geom -o $@ $<
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$(ROMFS_SHADERS)/%_fsh.dksh: %_fsh.glsl
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@echo {frag} $(notdir $<)
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@uam -s frag -o $@ $<
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$(ROMFS_SHADERS)/%.dksh: %.glsl
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@echo {comp} $(notdir $<)
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@uam -s comp -o $@ $<
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endif
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#---------------------------------------------------------------------------------
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clean:
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@echo clean ...
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ifeq ($(strip $(APP_JSON)),)
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@rm -fr $(BUILD) $(ROMFS_FOLDERS) $(TARGET).nro $(TARGET).nacp $(TARGET).elf
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else
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@rm -fr $(BUILD) $(ROMFS_FOLDERS) $(TARGET).nsp $(TARGET).nso $(TARGET).npdm $(TARGET).elf
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endif
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#---------------------------------------------------------------------------------
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else
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.PHONY: all
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DEPENDS := $(OFILES:.o=.d)
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#---------------------------------------------------------------------------------
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# main targets
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#---------------------------------------------------------------------------------
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ifeq ($(strip $(APP_JSON)),)
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all : $(OUTPUT).nro
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ifeq ($(strip $(NO_NACP)),)
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$(OUTPUT).nro : $(OUTPUT).elf $(OUTPUT).nacp $(ROMFS_DEPS)
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else
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$(OUTPUT).nro : $(OUTPUT).elf $(ROMFS_DEPS)
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endif
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else
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all : $(OUTPUT).nsp
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$(OUTPUT).nsp : $(OUTPUT).nso $(OUTPUT).npdm
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$(OUTPUT).nso : $(OUTPUT).elf
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endif
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$(OUTPUT).elf : $(OFILES)
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$(OFILES_SRC) : $(HFILES_BIN)
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#---------------------------------------------------------------------------------
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# you need a rule like this for each extension you use as binary data
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#---------------------------------------------------------------------------------
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%.bin.o %_bin.h : %.bin
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#---------------------------------------------------------------------------------
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@echo $(notdir $<)
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@$(bin2o)
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-include $(DEPENDS)
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#---------------------------------------------------------------------------------------
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endif
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#---------------------------------------------------------------------------------------

‎graphics/deko3d/deko_console/source/console_fsh.glsl

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#version 460
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layout (location = 0) noperspective in vec3 inTexCoord;
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layout (location = 1) flat in vec4 inFrontPal;
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layout (location = 2) flat in vec4 inBackPal;
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layout (location = 0) out vec4 outColor;
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layout (binding = 0) uniform sampler2DArray tileset;
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void main()
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{
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float value = texture(tileset, inTexCoord).r;
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outColor = mix(inBackPal, inFrontPal, value);
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}

‎graphics/deko3d/deko_console/source/console_vsh.glsl

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#version 460
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layout (location = 0) in float inTileId;
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layout (location = 1) in uvec2 inColorId;
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layout (location = 0) out vec3 outTexCoord;
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layout (location = 1) out vec4 outFrontPal;
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layout (location = 2) out vec4 outBackPal;
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layout (std140, binding = 0) uniform Config
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{
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vec4 dimensions;
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vec4 vertices[3];
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vec4 palettes[24];
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} u;
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void main()
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{
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float id = float(gl_InstanceID);
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float tileRow = floor(id / u.dimensions.z);
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float tileCol = id - tileRow * u.dimensions.z;
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vec2 basePos;
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basePos.x = 2.0 * (tileCol + 0.5) / u.dimensions.z - 1.0;
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basePos.y = 2.0 * (1.0 - (tileRow + 0.5) / u.dimensions.w) - 1.0;
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vec2 vtxData = u.vertices[gl_VertexID].xy;
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vec2 scale = vec2(1.0) / u.dimensions.zw;
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gl_Position.xy = vtxData * scale + basePos;
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gl_Position.zw = vec2(0.5, 1.0);
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outTexCoord = vec3(u.vertices[gl_VertexID].zw, inTileId);
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outFrontPal = u.palettes[inColorId.x];
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outBackPal = u.palettes[inColorId.y];
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}

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