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https://git.osgeo.org/gitea/postgis/postgis
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Added CHIP info
git-svn-id: http://svn.osgeo.org/postgis/trunk@102 b70326c6-7e19-0410-871a-916f4a2858ee
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2
Makefile
2
Makefile
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@ -26,7 +26,7 @@ SO_MINOR_VERSION=6
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override CPPFLAGS := -g -I$(srcdir) $(CPPFLAGS) -DFRONTEND -DSYSCONFDIR='"$(sysconfdir)"'
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override DLLLIBS := $(BE_DLLLIBS) $(DLLLIBS)
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OBJS=postgis_debug.o postgis_ops.o postgis_fn.o postgis_inout.o postgis_proj.o
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OBJS=postgis_debug.o postgis_ops.o postgis_fn.o postgis_inout.o postgis_proj.o postgis_chip.o
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# Add libraries that libpq depends (or might depend) on into the
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# shared library link. (The order in which you list them here doesn't
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28
postgis.h
28
postgis.h
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@ -184,6 +184,25 @@ typedef struct
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} GEOMETRY;
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typedef struct {
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int32 size; //postgresql varlength header
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int32 endian_hint; // number '1' in the endian of this structure
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BOX3D bvol;
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int32 SRID;
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char future[8]; // for future expantion
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int32 datatype; // 1 = float32 (XDR), 2 = unsigned int (XDR), 3 = RGBA, 4 = signed integer (XDR)
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// 11 = float32(NDR), 22 = unsigned int (NDR), 44 = signed integer (NDR)
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int32 height;
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int32 width;
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int32 compression; // 0 = no compression
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// this is provided for convenience, it should be set to
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// sizeof(chip) bytes into the struct because the serialized form is:
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// <header><data>
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unsigned int *data; // data[0] = bottm left, data[width] = 1st pixel, 2nd row
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} CHIP;
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//for GiST indexing
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//This is the BOX type from geo_decls.h
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@ -424,6 +443,15 @@ Datum postgis_gist_sel(PG_FUNCTION_ARGS);
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Datum WKB_in(PG_FUNCTION_ARGS);
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Datum WKB_out(PG_FUNCTION_ARGS);
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Datum CHIP_in(PG_FUNCTION_ARGS);
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Datum CHIP_out(PG_FUNCTION_ARGS);
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Datum CHIP_to_geom(PG_FUNCTION_ARGS);
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Datum srid_chip(PG_FUNCTION_ARGS);
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Datum setsrid_chip(PG_FUNCTION_ARGS);
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Datum width_chip(PG_FUNCTION_ARGS);
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Datum height_chip(PG_FUNCTION_ARGS);
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Datum datatype_chip(PG_FUNCTION_ARGS);
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Datum compression_chip(PG_FUNCTION_ARGS);
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//for GIST index
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typedef char* (*BINARY_UNION)(char*, char*, int*);
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@ -259,6 +259,62 @@ CREATE TYPE WKB (
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storage= extended
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);
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create function CHIP_in(opaque)
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RETURNS CHIP
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AS '@MODULE_FILENAME@','CHIP_in'
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LANGUAGE 'c' with (isstrict);
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create function CHIP_out(opaque)
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RETURNS opaque
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AS '@MODULE_FILENAME@','CHIP_out'
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LANGUAGE 'c' with (isstrict);
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CREATE TYPE CHIP (
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alignment = double,
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internallength = VARIABLE,
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input = CHIP_in,
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output = CHIP_out,
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storage= extended
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);
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create function geometry(CHIP)
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RETURNS GEOMETRY
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AS '@MODULE_FILENAME@','CHIP_to_geom'
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LANGUAGE 'c' with (isstrict,iscachable);
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CREATE FUNCTION srid(chip)
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RETURNS INT4
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AS '@MODULE_FILENAME@','srid_chip'
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LANGUAGE 'c' with (isstrict);
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CREATE FUNCTION height(chip)
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RETURNS INT4
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AS '@MODULE_FILENAME@','height_chip'
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LANGUAGE 'c' with (isstrict);
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CREATE FUNCTION width(chip)
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RETURNS INT4
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AS '@MODULE_FILENAME@','width_chip'
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LANGUAGE 'c' with (isstrict);
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CREATE FUNCTION datatype(chip)
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RETURNS INT4
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AS '@MODULE_FILENAME@','datatype_chip'
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LANGUAGE 'c' with (isstrict);
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CREATE FUNCTION compression(chip)
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RETURNS INT4
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AS '@MODULE_FILENAME@','compression_chip'
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LANGUAGE 'c' with (isstrict);
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CREATE FUNCTION setSRID(chip,int4)
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RETURNS chip
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AS '@MODULE_FILENAME@','setsrid_chip'
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LANGUAGE 'c' with (isstrict);
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create function geometry_in(opaque)
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@ -443,7 +499,7 @@ CREATE FUNCTION geometryfromtext(geometry,int4)
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CREATE FUNCTION setSRID(geometry,int4)
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RETURNS geometry
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AS '@MODULE_FILENAME@','geometry_from_text'
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LANGUAGE 'c' with (isstrict,iscachable);
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LANGUAGE 'c' with (isstrict);
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------- spheroid calcs
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