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https://github.com/GRRLIB/GRRLIB.git
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[NEW] GRRLIB_BMFX_Blur and lesson2 to show how to use it.
Take Care most BMFX are not provided to be used in real time, only to make precalc at code start ;)
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N0NameN0
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7 changed files with 3121 additions and 0 deletions
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@ -551,6 +551,61 @@ void GRRLIB_BMFX_Invert(GRRLIB_texImg texsrc, GRRLIB_texImg texdest) {
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}
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}
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/**
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* Blur a texture.
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* @see GRRLIB_FlushTex
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* @param texsrc the texture source.
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* @param texdest the texture destination.
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*/
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void GRRLIB_BMFX_Blur(GRRLIB_texImg texsrc, GRRLIB_texImg texdest, int factor) {
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int numba = (1+(factor<<1))*(1+(factor<<1));
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int x, y;
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int k, l;
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int tmp=0;
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int newr, newg, newb, newa;
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u32 colours[numba];
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u32 thiscol;
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for (x = 0; x < texsrc.w; x++) {
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for (y = 0; y < texsrc.h; y++) {
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newr = 0;
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newg = 0;
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newb = 0;
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newa = 0;
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tmp=0;
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thiscol = GRRLIB_GetPixelFromtexImg(x, y, texsrc);
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for (k = x - factor; k <= x + factor; k++) {
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for (l = y - factor; l <= y + factor; l++) {
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if (k < 0) { colours[tmp] = thiscol; }
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else if (k >= texsrc.w) { colours[tmp] = thiscol; }
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else if (l < 0) { colours[tmp] = thiscol; }
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else if (l >= texsrc.h) { colours[tmp] = thiscol; }
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else{ colours[tmp] = GRRLIB_GetPixelFromtexImg(k, l, texsrc); }
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tmp++;
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}
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}
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for (tmp = 0; tmp < numba; tmp++) {
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newr += (colours[tmp] >> 24) & 0xFF;
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newg += (colours[tmp] >> 16) & 0xFF;
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newb += (colours[tmp] >> 8) & 0xFF;
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newa += colours[tmp] & 0xFF;
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}
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newr /= numba;
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newg /= numba;
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newb /= numba;
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newa /= numba;
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GRRLIB_SetPixelTotexImg(x, y, texdest, (newr<<24) | (newg<<16) | (newb<<8) | newa);
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}
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}
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}
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/**
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* A texture effect.
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* @see GRRLIB_FlushTex
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@ -69,6 +69,7 @@ void GRRLIB_FlushTex(GRRLIB_texImg tex);
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void GRRLIB_BMFX_Grayscale(GRRLIB_texImg texsrc, GRRLIB_texImg texdest);
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void GRRLIB_BMFX_Invert(GRRLIB_texImg texsrc, GRRLIB_texImg texdest);
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void GRRLIB_BMFX_Blur(GRRLIB_texImg texsrc, GRRLIB_texImg texdest, int factor);
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void GRRLIB_BMFX_Scatter(GRRLIB_texImg texsrc, GRRLIB_texImg texdest, int factor);
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void GRRLIB_GXEngine(Vector v[], u32 color, long count, u8 fmt);
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140
examples/lesson2/Makefile
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140
examples/lesson2/Makefile
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@ -0,0 +1,140 @@
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#---------------------------------------------------------------------------------
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# Clear the implicit built in rules
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#---------------------------------------------------------------------------------
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.SUFFIXES:
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#---------------------------------------------------------------------------------
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ifeq ($(strip $(DEVKITPPC)),)
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$(error "Please set DEVKITPPC in your environment. export DEVKITPPC=<path to>devkitPPC)
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endif
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include $(DEVKITPPC)/wii_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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# INCLUDES is a list of directories containing extra header files
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#---------------------------------------------------------------------------------
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GRRLIB := ../../GRRLIB
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TARGET := $(notdir $(CURDIR))
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BUILD := build
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SOURCES := source source/gfx $(GRRLIB)/GRRLIB $(GRRLIB)/lib/libpng/pngu
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DATA := data
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INCLUDES :=
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#---------------------------------------------------------------------------------
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# options for code generation
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#---------------------------------------------------------------------------------
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CFLAGS = -g -O2 -mrvl -Wall $(MACHDEP) $(INCLUDE)
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CXXFLAGS = $(CFLAGS)
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LDFLAGS = -g $(MACHDEP) -mrvl -Wl,-Map,$(notdir $@).map
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#---------------------------------------------------------------------------------
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# any extra libraries we wish to link with the project
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#---------------------------------------------------------------------------------
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LIBS := -lpng -ljpeg -lz -lfat -lwiiuse -lbte -logc -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 := $(CURDIR)/$(GRRLIB)
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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 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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#---------------------------------------------------------------------------------
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# automatically build a list of object files for our project
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#---------------------------------------------------------------------------------
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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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SFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.S)))
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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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export LD := $(CC)
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else
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export LD := $(CXX)
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endif
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export OFILES := $(addsuffix .o,$(BINFILES)) \
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$(CPPFILES:.cpp=.o) $(CFILES:.c=.o) \
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$(sFILES:.s=.o) $(SFILES:.S=.o)
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#---------------------------------------------------------------------------------
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# build a list of include paths
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#---------------------------------------------------------------------------------
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export INCLUDE := $(foreach dir,$(INCLUDES), -iquote $(CURDIR)/$(dir)) \
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$(foreach dir,$(LIBDIRS),-I$(dir)/include) \
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-I$(CURDIR)/$(BUILD) \
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-I$(LIBOGC_INC)
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#---------------------------------------------------------------------------------
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# build a list of library paths
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#---------------------------------------------------------------------------------
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export LIBPATHS := $(foreach dir,$(LIBDIRS),-L$(dir)/lib) \
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-L$(LIBOGC_LIB)
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export OUTPUT := $(CURDIR)/$(TARGET)
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.PHONY: $(BUILD) clean
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#---------------------------------------------------------------------------------
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$(BUILD):
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@[ -d $@ ] || mkdir -p $@
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@make --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile
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#---------------------------------------------------------------------------------
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clean:
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@echo clean ...
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@rm -fr $(BUILD) $(OUTPUT).elf $(OUTPUT).dol
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#---------------------------------------------------------------------------------
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run:
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psoload $(TARGET).dol
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#---------------------------------------------------------------------------------
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reload:
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psoload -r $(TARGET).dol
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#---------------------------------------------------------------------------------
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else
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DEPENDS := $(OFILES:.o=.d)
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#---------------------------------------------------------------------------------
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# main targets
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#---------------------------------------------------------------------------------
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$(OUTPUT).dol: $(OUTPUT).elf
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$(OUTPUT).elf: $(OFILES)
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#---------------------------------------------------------------------------------
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# This rule links in binary data with the .jpg extension
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#---------------------------------------------------------------------------------
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%.jpg.o : %.jpg
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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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#---------------------------------------------------------------------------------
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2828
examples/lesson2/source/gfx/pirate.c
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2828
examples/lesson2/source/gfx/pirate.c
Normal file
File diff suppressed because it is too large
Load diff
14
examples/lesson2/source/gfx/pirate.h
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14
examples/lesson2/source/gfx/pirate.h
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@ -0,0 +1,14 @@
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/*
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This file was autogenerated by raw2c.
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Visit http://www.devkitpro.org
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*/
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//---------------------------------------------------------------------------------
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#ifndef _pirate_h_
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#define _pirate_h_
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//---------------------------------------------------------------------------------
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extern const unsigned char pirate[];
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extern const int pirate_size;
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//---------------------------------------------------------------------------------
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#endif //_pirate_h_
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//---------------------------------------------------------------------------------
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BIN
examples/lesson2/source/gfx/pirate.png
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BIN
examples/lesson2/source/gfx/pirate.png
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Binary file not shown.
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After Width: | Height: | Size: 44 KiB |
83
examples/lesson2/source/main.c
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83
examples/lesson2/source/main.c
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@ -0,0 +1,83 @@
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/*===========================================
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GRRLIB (GX version) 3.0.5 alpha
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Code : NoNameNo
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Additional Code : Crayon
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GX hints : RedShade
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How To use GRRLIB_BMFX_Blur example code
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============================================*/
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#include "../../../GRRLIB/GRRLIB/GRRLIB.h"
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#include <stdlib.h>
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#include <wiiuse/wpad.h>
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#include "gfx/pirate.h"
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Mtx GXmodelView2D;
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int main() {
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u32 wpaddown;
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// Load the original texture and create 6 empty texture of the same size as the original one
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GRRLIB_texImg tex_pirate = GRRLIB_LoadTexturePNG(pirate);
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GRRLIB_texImg tex_new1 = GRRLIB_CreateEmptyTexture(tex_pirate.w, tex_pirate.h);
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GRRLIB_texImg tex_new2 = GRRLIB_CreateEmptyTexture(tex_pirate.w, tex_pirate.h);
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GRRLIB_texImg tex_new3 = GRRLIB_CreateEmptyTexture(tex_pirate.w, tex_pirate.h);
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GRRLIB_texImg tex_new4 = GRRLIB_CreateEmptyTexture(tex_pirate.w, tex_pirate.h);
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GRRLIB_texImg tex_new5 = GRRLIB_CreateEmptyTexture(tex_pirate.w, tex_pirate.h);
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GRRLIB_texImg tex_new6 = GRRLIB_CreateEmptyTexture(tex_pirate.w, tex_pirate.h);
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// Let's precalculte 6 differents blur texture with 6 differents blur factor
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GRRLIB_BMFX_Blur(tex_pirate, tex_new1,1);
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GRRLIB_FlushTex(tex_new1);
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GRRLIB_BMFX_Blur(tex_pirate, tex_new2,2);
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GRRLIB_FlushTex(tex_new2);
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GRRLIB_BMFX_Blur(tex_pirate, tex_new3,3);
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GRRLIB_FlushTex(tex_new3);
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GRRLIB_BMFX_Blur(tex_pirate, tex_new4,4);
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GRRLIB_FlushTex(tex_new4);
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GRRLIB_BMFX_Blur(tex_pirate, tex_new5,5);
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GRRLIB_FlushTex(tex_new5);
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GRRLIB_BMFX_Blur(tex_pirate, tex_new6,6);
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GRRLIB_FlushTex(tex_new6);
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GRRLIB_Init();
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WPAD_Init();
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while(1) {
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WPAD_ScanPads();
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wpaddown = WPAD_ButtonsDown(0);
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GRRLIB_FillScreen(0xFFFFFFFF);
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GRRLIB_DrawImg(10, 50, tex_pirate, 0, 1, 1, 0xFFFFFFFF);
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GRRLIB_DrawImg(10+tex_pirate.w*1, 50, tex_new1, 0, 1, 1, 0xFFFFFFFF);
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GRRLIB_DrawImg(10+tex_pirate.w*2, 50, tex_new2, 0, 1, 1, 0xFFFFFFFF);
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GRRLIB_DrawImg(10+tex_pirate.w*3, 50, tex_new3, 0, 1, 1, 0xFFFFFFFF);
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GRRLIB_DrawImg(10, 50+tex_pirate.h*1, tex_new4, 0, 1, 1, 0xFFFFFFFF);
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GRRLIB_DrawImg(10+tex_pirate.w*1, 50+tex_pirate.h*1, tex_new5, 0, 1, 1, 0xFFFFFFFF);
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GRRLIB_DrawImg(10+tex_pirate.w*2, 50+tex_pirate.h*1, tex_new6, 0, 1, 1, 0xFFFFFFFF);
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GRRLIB_Render();
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if(wpaddown & WPAD_BUTTON_HOME) {
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exit(0);
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}
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}
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GRRLIB_Exit(); // Be a good boy, clear the memory allocated by GRRLIB
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free(tex_pirate.data);
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free(tex_new1.data);
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free(tex_new2.data);
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free(tex_new3.data);
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free(tex_new4.data);
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free(tex_new5.data);
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free(tex_new6.data);
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return 0;
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}
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