mirror of
https://github.com/apache/nuttx.git
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Add another rasterizer
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@1314 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
parent
e77aa25163
commit
347bc09e47
11 changed files with 283 additions and 54 deletions
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@ -585,3 +585,5 @@
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* Added fixed precision math support
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* Added some color converson routines into what may become a real graphics library someday.
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* Added a framebuffer driver for the DM320 (untested on initial check-in)
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* Network: add support for outgoing multicast addresses
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* Added some rasterizers to the graphics library
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@ -8,7 +8,7 @@
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<tr align="center" bgcolor="#e4e4e4">
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<td>
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<h1><big><font color="#3c34ec"><i>NuttX RTOS</i></font></big></h1>
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<p>Last Updated: November 25, 2008</p>
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<p>Last Updated: November 26, 2008</p>
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</td>
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</tr>
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</table>
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@ -1221,6 +1221,8 @@ nuttx-0.3.19 2008-xx-xx Gregory Nutt <spudmonkey@racsa.co.cr>
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* Added fixed precision math support
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* Added some color converson routines into what may become a real graphics library someday.
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* Added a framebuffer driver for the DM320 (untested on initial check-in)
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* Network: add support for outgoing multicast addresses
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* Added some rasterizers to the graphics library
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pascal-0.1.3 2008-xx-xx Gregory Nutt <spudmonkey@racsa.co.cr>
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@ -62,9 +62,10 @@ BIN = libgraphics$(LIBEXT)
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VPATH = nxglib:nx
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all: $(BIN)
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.PHONY : depend clean distclean gensources gen1bppsources gen2bppsource gen4bppsource \
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gen8bppsource gen16bppsource gen24bppsource gen32bppsources
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all: mklibgraphics
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.PHONY : depend clean distclean mklibgraphics gensources gen1bppsources \
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gen2bppsource gen4bppsource gen8bppsource gen16bppsource gen24bppsource \
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gen32bppsources
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gen1bppsources:
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@make -C nxglib -f Makefile.sources TOPDIR=$(TOPDIR) NXGLIB_BITSPERPIXEL=1
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@ -95,11 +96,13 @@ $(AOBJS): %$(OBJEXT): %.S
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$(COBJS): %$(OBJEXT): %.c
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$(call COMPILE, $<, $@)
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$(BIN): gensources $(OBJS)
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$(BIN): $(OBJS)
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@( for obj in $(OBJS) ; do \
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$(call ARCHIVE, $@, $${obj}); \
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done ; )
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mklibgraphics: gensources $(BIN)
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.depend: gensources Makefile $(SRCS)
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@$(MKDEP) $(DEPPATH) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
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@touch $@
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@ -35,9 +35,14 @@
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NXGLIB_ASRCS =
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#FILL_CSRCS1 = nxglib_fillrectangle_1bpp.c nxglib_fillrectangle_2bpp.c \
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#FILL1_CSRCS = nxglib_fillrectangle_1bpp.c nxglib_fillrectangle_2bpp.c \
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# nxglib_fillrectangle_4bpp.c
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FILL_CSRCS2 = nxglib_fillrectangle_8bpp.c nxglib_fillrectangle_16bpp.c \
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FILL2_CSRCS = nxglib_fillrectangle_8bpp.c nxglib_fillrectangle_16bpp.c \
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nxglib_fillrectangle_24bpp.c nxglib_fillrectangle_32bpp.c
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NXGLIB_CSRCS = nxglib_rgb2yuv.c nxglib_yuv2rgb.c $(FILL_CSRCS1) $(FILL_CSRCS2)
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#MOVE1_CSRCS = nxglib_moverectangle_1bpp.c nxglib_moverectangle_2bpp.c \
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# nxglib_moverectangle_4bpp.c
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MOVE2_CSRCS = nxglib_moverectangle_8bpp.c nxglib_moverectangle_16bpp.c \
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nxglib_moverectangle_24bpp.c nxglib_moverectangle_32bpp.c
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NXGLIB_CSRCS = nxglib_rgb2yuv.c nxglib_yuv2rgb.c \
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$(FILL1_CSRCS) $(FILL2_CSRCS) $(MOVE1_CSRCS) $(MOVE2_CSRCS)
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@ -65,8 +65,12 @@ FILL1_CSRCS = nxglib_fillrectangle_1bpp.c nxglib_fillrectangle_2bpp.c \
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nxglib_fillrectangle_4bpp.c
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FILL2_CSRCS = nxglib_fillrectangle_8bpp.c nxglib_fillrectangle_16bpp.c \
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nxglib_fillrectangle_24bpp.c nxglib_fillrectangle_32bpp.c
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MOVE1_CSRCS = nxglib_moverectangle_1bpp.c nxglib_moverectangle_2bpp.c \
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nxglib_moverectangle_4bpp.c
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MOVE2_CSRCS = nxglib_moverectangle_8bpp.c nxglib_moverectangle_16bpp.c \
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nxglib_moverectangle_24bpp.c nxglib_moverectangle_32bpp.c
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GEN_CSRCS = $(FILL1_CSRCS) $(FILL2_CSRCS)
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GEN_CSRCS = $(FILL1_CSRCS) $(FILL2_CSRCS) $(MOVE1_CSRCS) $(MOVE2_CSRCS)
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all: $(GEN_CSRCS)
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.PHONY : clean distclean
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@ -81,9 +85,18 @@ ifneq ($(NXGLIB_BITSPERPIXEL),)
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$(call PREPROCESS, nxglib_fillrectangle.c, $@)
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endif
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$(MOVE1_CSRCS) : nxglib_moverectangle.c nxglib_bitblit.h
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ifneq ($(NXGLIB_BITSPERPIXEL),)
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$(call PREPROCESS, nxglib_moverectangle.c, $@)
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endif
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$(MOVE2_CSRCS) : nxglib_moverectangle.c nxglib_bitblit.h
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ifneq ($(NXGLIB_BITSPERPIXEL),)
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$(call PREPROCESS, nxglib_moverectangle.c, $@)
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endif
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clean:
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@rm -f *~ .*.swp
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distclean: clean
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@rm -f nxglib_fillrectangle_*bpp.c
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@rm -f nxglib_fillrectangle_*bpp.c nxglib_moverectangle_*bpp.c
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@ -61,69 +61,69 @@
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#if NXGLIB_BITSPERPIXEL == 1
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# define NX_PIXELSHIFT 3
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# define NX_PIXELMASK 7
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# define NX_MULTIPIXEL(p) ((p) ? 0xff | 0x00)
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# define NX_PIXEL_T ubyte
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# define NXGL_PIXELSHIFT 3
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# define NXGL_PIXELMASK 7
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# define NXGL_MULTIPIXEL(p) ((p) ? 0xff | 0x00)
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# define NXGL_PIXEL_T ubyte
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#elif NXGLIB_BITSPERPIXEL == 2
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# define NX_PIXELSHIFT 2
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# define NX_PIXELMASK 3
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# define NX_MULTIPIXEL(p) ((ubyte)(p) << 6 | (ubyte)(p) << 4 | (ubyte)(p) << 2 | (p))
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# define NX_PIXEL_T ubyte
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# define NXGL_PIXELSHIFT 2
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# define NXGL_PIXELMASK 3
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# define NXGL_MULTIPIXEL(p) ((ubyte)(p) << 6 | (ubyte)(p) << 4 | (ubyte)(p) << 2 | (p))
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# define NXGL_PIXEL_T ubyte
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#elif NXGLIB_BITSPERPIXEL == 4
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# define NX_PIXELSHIFT 1
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# define NX_PIXELMASK 1
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# define NX_MULTIPIXEL(p) ((ubyte)(p) << 4 | (p))
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# define NX_PIXEL_T ubyte
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# define NXGL_PIXELSHIFT 1
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# define NXGL_PIXELMASK 1
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# define NXGL_MULTIPIXEL(p) ((ubyte)(p) << 4 | (p))
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# define NXGL_PIXEL_T ubyte
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#elif NXGLIB_BITSPERPIXEL == 8
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# define NX_SCALEX(x) (x)
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# define NX_PIXEL_T ubyte
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# define NXGL_SCALEX(x) (x)
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# define NXGL_PIXEL_T ubyte
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#elif NXGLIB_BITSPERPIXEL == 16
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# define NX_SCALEX(x) ((x) << 1)
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# define NX_PIXEL_T uint16
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# define NXGL_SCALEX(x) ((x) << 1)
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# define NXGL_PIXEL_T uint16
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#elif NXGLIB_BITSPERPIXEL == 24
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# define NX_SCALEX(x) (((x) << 1) + (x))
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# define NX_PIXEL_T uint32
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# define NXGL_SCALEX(x) (((x) << 1) + (x))
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# define NXGL_PIXEL_T uint32
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#elif NXGLIB_BITSPERPIXEL == 32
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# define NX_SCALEX(x) ((x) << 2)
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# define NX_PIXEL_T uint32
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# define NXGL_SCALEX(x) ((x) << 2)
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# define NXGL_PIXEL_T uint32
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#endif
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#if NXGLIB_BITSPERPIXEL < 8
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# define NX_SCALEX(x) ((x) >> NX_PIXELSHIFT)
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# define NX_REMAINDERX(x) ((x) & NX_PIXELMASK)
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# define NX_ALIGNDOWN(x) ((x) & ~NX_PIXELMASK)
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# define NX_ALIGNUP(x) (((x) + NX_PIXELMASK) & ~NX_PIXELMASK)
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# define NXGL_SCALEX(x) ((x) >> NXGL_PIXELSHIFT)
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# define NXGL_REMAINDERX(x) ((x) & NXGL_PIXELMASK)
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# define NXGL_ALIGNDOWN(x) ((x) & ~NXGL_PIXELMASK)
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# define NXGL_ALIGNUP(x) (((x) + NXGL_PIXELMASK) & ~NXGL_PIXELMASK)
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# ifdef CONFIG_NX_PACKEDMSFIRST
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# define NX_MASKEDSRC1(s,r) ((s) & (((ubyte)0xff) >> (8 - ((r) << pixelshift))))
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# define NX_MASKEDVALUE1(s,r) ((s) & (((ubyte)0xff) << ((r) << NX_PIXELSHFIT)))
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# define NX_MASKEDSRC2(s,r) ((s) & (((ubyte)0xff) >> ((r) << pixelshift)))
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# define NX_MASKEDVALUE2(s,r) ((s) & (((ubyte)0xff) << (8 - ((r) << NX_PIXELSHFIT))))
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# ifdef CONFIG_NXGL_PACKEDMSFIRST
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# define NXGL_MASKEDSRC1(s,r) ((s) & (((ubyte)0xff) >> (8 - ((r) << pixelshift))))
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# define NXGL_MASKEDVALUE1(s,r) ((s) & (((ubyte)0xff) << ((r) << NXGL_PIXELSHFIT)))
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# define NXGL_MASKEDSRC2(s,r) ((s) & (((ubyte)0xff) >> ((r) << pixelshift)))
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# define NXGL_MASKEDVALUE2(s,r) ((s) & (((ubyte)0xff) << (8 - ((r) << NXGL_PIXELSHFIT))))
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# else
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# define NX_MASKEDSRC1(s,r) ((s) & (((ubyte)0xff) >> ((r) << pixelshift)))
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# define NX_MASKEDVALUE1(s,r) ((s) & (((ubyte)0xff) << (8 - ((r) << NX_PIXELSHFIT))))
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# define NX_MASKEDSRC2(s,r) ((s) & (((ubyte)0xff) >> (8 - ((r) << pixelshift))))
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# define NX_MASKEDVALUE2(s,r) ((s) & (((ubyte)0xff) << ((r) << NX_PIXELSHFIT)))
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# define NXGL_MASKEDSRC1(s,r) ((s) & (((ubyte)0xff) >> ((r) << pixelshift)))
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# define NXGL_MASKEDVALUE1(s,r) ((s) & (((ubyte)0xff) << (8 - ((r) << NXGL_PIXELSHFIT))))
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# define NXGL_MASKEDSRC2(s,r) ((s) & (((ubyte)0xff) >> (8 - ((r) << pixelshift))))
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# define NXGL_MASKEDVALUE2(s,r) ((s) & (((ubyte)0xff) << ((r) << NXGL_PIXELSHFIT)))
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# endif
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# define NXGL_MEMSET(dest,value,width) \
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{ \
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FAR ubyte *_ptr = (FAR ubyte*)dest; \
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int nbytes = NX_SCALEX(width); \
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int nbytes = NXGL_SCALEX(width); \
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while (nbytes--) \
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{ \
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*_ptr++ = value; \
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@ -133,8 +133,8 @@
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{ \
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FAR ubyte *_dptr = (FAR ubyte*)dest; \
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FAR ubyte *_sptr = (FAR ubyte*)src; \
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int nbytes = NX_SCALEX(width); \
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while (npixels--) \
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int nbytes = NXGL_SCALEX(width); \
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while (nbytes--) \
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{ \
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*_dptr++ = *_sptr++; \
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} \
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@ -74,7 +74,7 @@
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****************************************************************************/
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/****************************************************************************
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* Name: nxgl_fillrectangle*
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* Name: nxgl_fillrectangle_*bpp
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*
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* Descripton:
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* Fill a rectangle region in the framebuffer memory with a fixed color
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@ -82,7 +82,7 @@
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****************************************************************************/
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void NXGL_FUNCNAME(nxgl_fillrectangle,NXGLIB_SUFFIX)
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(FAR struct fb_planeinfo_s *pinfo, FAR const struct nxgl_rect_s *rect, NX_PIXEL_T color)
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(FAR struct fb_planeinfo_s *pinfo, FAR const struct nxgl_rect_s *rect, NXGL_PIXEL_T color)
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{
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ubyte *line;
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unsigned int width;
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@ -100,7 +100,7 @@ void NXGL_FUNCNAME(nxgl_fillrectangle,NXGLIB_SUFFIX)
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/* Get the address of the first byte in the first line to write */
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line = pinfo->fbmem + rect->pt1.y * stride + NX_SCALEX(rect->pt1.x);
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line = pinfo->fbmem + rect->pt1.y * stride + NXGL_SCALEX(rect->pt1.x);
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/* Then fill the rectangle line-by-line */
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126
graphics/nxglib/nxglib_moverectangle.c
Normal file
126
graphics/nxglib/nxglib_moverectangle.c
Normal file
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@ -0,0 +1,126 @@
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/****************************************************************************
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* graphics/nxglib/nxglib_moverectangle.c
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*
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* Copyright (C) 2008 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
|
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <sys/types.h>
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#include <nuttx/fb.h>
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#include <nuttx/nxglib.h>
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#include "nxglib_bitblit.h"
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/****************************************************************************
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* Pre-Processor Definitions
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****************************************************************************/
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/****************************************************************************
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* Private Types
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****************************************************************************/
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/****************************************************************************
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* Private Data
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****************************************************************************/
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/****************************************************************************
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* Public Data
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****************************************************************************/
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: nxgl_moverectangle_*bpp
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*
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* Descripton:
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* Move a rectangular region from location to another in the
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* framebuffer memory.
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*
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****************************************************************************/
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void NXGL_FUNCNAME(nxgl_moverectangle,NXGLIB_SUFFIX)
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(FAR struct fb_planeinfo_s *pinfo, FAR const struct nxgl_rect_s *rect,
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FAR struct nxgl_point_s *offset)
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{
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const ubyte *sptr;
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ubyte *dptr;
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unsigned int width;
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unsigned int stride;
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unsigned int rows;
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/* Get the width of the framebuffer in bytes */
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stride = pinfo->stride;
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/* Get the dimensions of the rectange to fill: height in rows and width in bytes */
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width = NXGL_SCALEX(rect->pt2.x - rect->pt1.x);
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rows = rect->pt2.y - rect->pt1.y;
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/* Case 1: The starting position is above the display */
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if (offset->y < 0)
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{
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dptr = pinfo->fbmem + rect->pt1.y * stride + NXGL_SCALEX(rect->pt1.x);
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sptr = dptr - offset->y * stride - NXGL_SCALEX(offset->x);
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while (rows--)
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{
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NXGL_MEMCPY(dptr, sptr, width);
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dptr += stride;
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sptr += stride;
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}
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}
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else
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{
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dptr = pinfo->fbmem + rect->pt2.y * stride + NXGL_SCALEX(rect->pt1.x);
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sptr = dptr - offset->y * stride - NXGL_SCALEX(offset->x);
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while (rows--)
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||||
{
|
||||
dptr -= stride;
|
||||
sptr -= stride;
|
||||
NXGL_MEMCPY(dptr, sptr, width);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
@ -85,7 +85,6 @@
|
|||
* Description:
|
||||
* Convert 8-bit RGB triplet to 8-bit YUV triplet
|
||||
*
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
void nxgl_rgb2yuv(ubyte r, ubyte g, ubyte b, ubyte *y, ubyte *u, ubyte *v)
|
||||
|
|
|
|||
|
|
@ -81,7 +81,6 @@
|
|||
* Description:
|
||||
* Convert 8-bit RGB triplet to 8-bit YUV triplet
|
||||
*
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
void nxgl_yuv2rgb(ubyte y, ubyte u, ubyte v, ubyte *r, ubyte *g, ubyte *b)
|
||||
|
|
|
|||
|
|
@ -68,8 +68,8 @@ struct nxgl_point_s
|
|||
|
||||
struct nxgl_rect_s
|
||||
{
|
||||
struct nxgl_point_t pt1; /* Upper, left-hand corner */
|
||||
struct nxgl_point_t pt2; /* Lower, right-hand corner */
|
||||
struct nxgl_point_s pt1; /* Upper, left-hand corner */
|
||||
struct nxgl_point_s pt2; /* Lower, right-hand corner */
|
||||
};
|
||||
|
||||
/****************************************************************************
|
||||
|
|
@ -88,11 +88,91 @@ extern "C" {
|
|||
* Public Function Prototypes
|
||||
****************************************************************************/
|
||||
|
||||
/* Color conversons */
|
||||
/* Color conversons *********************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: nxgl_rgb2yuv
|
||||
*
|
||||
* Description:
|
||||
* Convert 8-bit RGB triplet to 8-bit YUV triplet
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
EXTERN void nxgl_rgb2yuv(ubyte r, ubyte g, ubyte b, ubyte *y, ubyte *u, ubyte *v);
|
||||
|
||||
/****************************************************************************
|
||||
* Name: nxgl_yuv2rgb
|
||||
*
|
||||
* Description:
|
||||
* Convert 8-bit RGB triplet to 8-bit YUV triplet
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
EXTERN void nxgl_yuv2rgb(ubyte y, ubyte u, ubyte v, ubyte *r, ubyte *g, ubyte *b);
|
||||
|
||||
/* Rasterizers **************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: nxgl_fillrectangle_*bpp
|
||||
*
|
||||
* Descripton:
|
||||
* Fill a rectangle region in the framebuffer memory with a fixed color
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
EXTERN void nxgl_fillrectangle_1bpp(FAR struct fb_planeinfo_s *pinfo,
|
||||
FAR const struct nxgl_rect_s *rect,
|
||||
ubyte color);
|
||||
EXTERN void nxgl_fillrectangle_2bpp(FAR struct fb_planeinfo_s *pinfo,
|
||||
FAR const struct nxgl_rect_s *rect,
|
||||
ubyte color);
|
||||
EXTERN void nxgl_fillrectangle_4bpp(FAR struct fb_planeinfo_s *pinfo,
|
||||
FAR const struct nxgl_rect_s *rect,
|
||||
ubyte color);
|
||||
EXTERN void nxgl_fillrectangle_8bpp(FAR struct fb_planeinfo_s *pinfo,
|
||||
FAR const struct nxgl_rect_s *rect,
|
||||
ubyte color);
|
||||
EXTERN void nxgl_fillrectangle_16bpp(FAR struct fb_planeinfo_s *pinfo,
|
||||
FAR const struct nxgl_rect_s *rect,
|
||||
uint16 color);
|
||||
EXTERN void nxgl_fillrectangle_24bpp(FAR struct fb_planeinfo_s *pinfo,
|
||||
FAR const struct nxgl_rect_s *rect,
|
||||
uint32 color);
|
||||
EXTERN void nxgl_fillrectangle_32bpp(FAR struct fb_planeinfo_s *pinfo,
|
||||
FAR const struct nxgl_rect_s *rect,
|
||||
uint32 color);
|
||||
|
||||
/****************************************************************************
|
||||
* Name: nxgl_moverectangle_*bpp
|
||||
*
|
||||
* Descripton:
|
||||
* Move a rectangular region from location to another in the
|
||||
* framebuffer memory.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
EXTERN void nxgl_moverectangle_1bpp(FAR struct fb_planeinfo_s *pinfo,
|
||||
FAR const struct nxgl_rect_s *rect,
|
||||
FAR struct nxgl_point_s *offset);
|
||||
EXTERN void nxgl_moverectangle_2bpp(FAR struct fb_planeinfo_s *pinfo,
|
||||
FAR const struct nxgl_rect_s *rect,
|
||||
FAR struct nxgl_point_s *offset);
|
||||
EXTERN void nxgl_moverectangle_4bpp(FAR struct fb_planeinfo_s *pinfo,
|
||||
FAR const struct nxgl_rect_s *rect,
|
||||
FAR struct nxgl_point_s *offset);
|
||||
EXTERN void nxgl_moverectangle_8bpp(FAR struct fb_planeinfo_s *pinfo,
|
||||
FAR const struct nxgl_rect_s *rect,
|
||||
FAR struct nxgl_point_s *offset);
|
||||
EXTERN void nxgl_moverectangle_16bpp(FAR struct fb_planeinfo_s *pinfo,
|
||||
FAR const struct nxgl_rect_s *rect,
|
||||
FAR struct nxgl_point_s *offset);
|
||||
EXTERN void nxgl_moverectangle_24bpp(FAR struct fb_planeinfo_s *pinfo,
|
||||
FAR const struct nxgl_rect_s *rect,
|
||||
FAR struct nxgl_point_s *offset);
|
||||
EXTERN void nxgl_moverectangle_32bpp(FAR struct fb_planeinfo_s *pinfo,
|
||||
FAR const struct nxgl_rect_s *rect,
|
||||
FAR struct nxgl_point_s *offset);
|
||||
|
||||
#undef EXTERN
|
||||
#if defined(__cplusplus)
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue