forked from minhngoc25a/freetype2
[sdf] Add build infrastructure.
* src/sdf/module.mk, src/sfd/rules.mk: New files. * src/sdf/ftsdf.h (ft_sdf_raster): New forward declaration. * include/freetype/ftmoderr.h (FT_MODERRDEF): Add error definition for the 'sdf' module. * include/freetype/internal/fttrace.h (FT_TRACE_DEF): Add trace definition for the `sdf' module. * modules.cfg (RASTER_MODULES): Add the `sdf' module to the list of rasterizers.
This commit is contained in:
Anuj Verma
Werner Lemberg
parent
665ac96792
commit
879ca87f0b
17
ChangeLog
17
ChangeLog
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@ -1,3 +1,20 @@
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2020-08-19 Anuj Verma <anujv@iitbhilai.ac.in>
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[sdf] Add build infrastructure.
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* src/sdf/module.mk, src/sfd/rules.mk: New files.
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* src/sdf/ftsdf.h (ft_sdf_raster): New forward declaration.
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* include/freetype/ftmoderr.h (FT_MODERRDEF): Add error definition
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for the 'sdf' module.
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* include/freetype/internal/fttrace.h (FT_TRACE_DEF): Add trace
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definition for the `sdf' module.
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* modules.cfg (RASTER_MODULES): Add the `sdf' module to the list of
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rasterizers.
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2020-08-19 Anuj Verma <anujv@iitbhilai.ac.in>
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[sdf] Add interface functions for the 'sdf' rasterizer.
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@ -171,6 +171,7 @@
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FT_MODERRDEF( Type42, 0x1400, "Type 42 module" )
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FT_MODERRDEF( Winfonts, 0x1500, "Windows FON/FNT module" )
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FT_MODERRDEF( GXvalid, 0x1600, "GX validation module" )
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FT_MODERRDEF( Sdf, 0x1700, "Signed distance field raster module" )
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#ifdef FT_MODERR_END_LIST
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@ -44,6 +44,7 @@ FT_TRACE_DEF( psprops ) /* PS driver properties (ftpsprop.c) */
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FT_TRACE_DEF( raccess ) /* resource fork accessor (ftrfork.c) */
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FT_TRACE_DEF( raster ) /* monochrome rasterizer (ftraster.c) */
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FT_TRACE_DEF( smooth ) /* anti-aliasing raster (ftgrays.c) */
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FT_TRACE_DEF( sdf ) /* signed distance raster (ftsdf.c) */
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FT_TRACE_DEF( synth ) /* bold/slant synthesizer (ftsynth.c) */
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/* Cache sub-system */
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@ -99,6 +99,9 @@ RASTER_MODULES += raster
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# Anti-aliasing rasterizer.
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RASTER_MODULES += smooth
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# Signed distance field rasterizer.
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RASTER_MODULES += sdf
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####
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#### auxiliary modules
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@ -63,6 +63,10 @@ FT_BEGIN_HEADER
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} SDF_Raster_Params;
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/* rasterizer to convert outline to SDF */
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FT_EXPORT_VAR( const FT_Raster_Funcs ) ft_sdf_raster;
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FT_END_HEADER
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#endif /* FTSDF_H_ */
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@ -0,0 +1,16 @@
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FTMODULE_H_COMMANDS += SDF_RENDERER
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FTMODULE_H_COMMANDS += BSDF_RENDERER
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define SDF_RENDERER
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$(OPEN_DRIVER) FT_Renderer_Class, ft_sdf_renderer_class $(CLOSE_DRIVER)
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$(ECHO_DRIVER)sdf $(ECHO_DRIVER_DESC)signed distance field renderer$(ECHO_DRIVER_DONE)
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endef
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define BSDF_RENDERER
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$(OPEN_DRIVER) FT_Renderer_Class, ft_bitmap_sdf_renderer_class $(CLOSE_DRIVER)
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$(ECHO_DRIVER)bsdf $(ECHO_DRIVER_DESC)bitmap to signed distance field converter$(ECHO_DRIVER_DONE)
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endef
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#EOF
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@ -0,0 +1,64 @@
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# sdf driver directory
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#
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SDF_DIR := $(SRC_DIR)/sdf
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# compilation flags for the driver
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#
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SDF_COMPILE := $(CC) $(ANSIFLAGS) \
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$I$(subst /,$(COMPILER_SEP),$(SDF_DIR)) \
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$(INCLUDE_FLAGS) \
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$(FT_CFLAGS)
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# sdf driver sources (i.e., C files)
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#
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SDF_DRV_SRC := $(SDF_DIR)/ftsdfrend.c \
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$(SDF_DIR)/ftsdf.c \
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$(SDF_DIR)/ftbsdf.c
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# sdf driver headers
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#
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SDF_DRV_H := $(SDF_DIR)/ftsdfrend.h \
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$(SDF_DIR)/ftsdf.h \
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$(SDF_DIR)/ftsdferrs.h \
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$(SDF_DIR)/ftsdfcommon.h
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# sdf driver object(s)
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#
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# SDF_DRV_OBJ_M is used during `multi' builds.
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# SDF_DRV_OBJ_S is used during `single' builds.
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#
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SDF_DRV_OBJ_M := $(SDF_DRV_SRC:$(SDF_DIR)/%.c=$(OBJ_DIR)/%.$O)
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SDF_DRV_OBJ_S := $(OBJ_DIR)/sdf.$O
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# sdf driver source file for single build
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#
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SDF_DRV_SRC_S := $(SDF_DIR)/sdf.c
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# sdf driver - single object
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#
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$(SDF_DRV_OBJ_S): $(SDF_DRV_SRC_S) $(SDF_DRV_SRC) \
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$(FREETYPE_H) $(SDF_DRV_H)
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$(SDF_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(SDF_DRV_SRC_S))
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# sdf driver - multiple objects
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#
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$(OBJ_DIR)/%.$O: $(SDF_DIR)/%.c $(FREETYPE_H) $(SDF_DRV_H)
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$(SDF_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
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# update main driver list
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#
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DRV_OBJS_S += $(SDF_DRV_OBJ_S)
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DRV_OBJS_M += $(SDF_DRV_OBJ_M)
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# EOF
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