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+//
+// Graphics module
+//
+%module gifplot
+%{
+#include "gifplot.h"
+%}
+
+#if defined(SWIGJAVA ) || defined(SWIGPHP)
+ %rename(make_default) ColorMap::default();
+#endif
+
+%rename(__getitem__) ColorMap::getitem(int index);
+%rename(__setitem__) ColorMap::setitem(int index, int value);
+
+/* Pixel is 8-bits */
+
+typedef unsigned char Pixel;
+typedef float Zvalue;
+
+/* ------------------------------------------------------------------------
+ ColorMap
+
+ Definition and methods for colormaps
+ ------------------------------------------------------------------------ */
+
+typedef struct ColorMap {
+ char *name;
+
+//
+// %extend adds some C methods to this structure to make it
+// look like a C++ class in Python.
+// These are really named things like ColorMap_default, ColorMap_assign, etc...
+
+ %extend {
+ ColorMap(char *filename);
+ ~ColorMap();
+ void default();
+ void assign(int index,int r, int g, int b);
+ int getitem(int index);
+ void setitem(int index, int value);
+ int write(char *filename);
+ }
+} ColorMap;
+
+/* Some default colors */
+
+#define BLACK 0
+#define WHITE 1
+#define RED 2
+#define GREEN 3
+#define BLUE 4
+#define YELLOW 5
+#define CYAN 6
+#define MAGENTA 7
+
+/*-------------------------------------------------------------------------
+ FrameBuffer
+
+ This structure defines a simple 8 bit framebuffer.
+ ------------------------------------------------------------------------- */
+
+typedef struct FrameBuffer {
+ unsigned int height;
+ unsigned int width;
+ int xmin; /* These are used for clipping */
+ int ymin;
+ int xmax;
+ int ymax;
+ %extend {
+ FrameBuffer(unsigned int width, unsigned int height);
+ ~FrameBuffer();
+ void resize(int width, int height);
+ void clear(Pixel color);
+ void plot(int x, int y, Pixel color);
+ void horizontal(int xmin, int xmax, int y, Pixel color);
+ void horizontalinterp(int xmin, int xmax, int y, Pixel c1, Pixel c2);
+ void vertical(int ymin, int ymax, int x, Pixel color);
+ void box(int x1, int y1, int x2, int y2, Pixel color);
+ void solidbox(int x1, int y1, int x2, int y2, Pixel color);
+ void interpbox(int x1, int y1, int x2, int y2, Pixel c1, Pixel c2, Pixel c3, Pixel c4);
+ void circle(int x1, int y1, int radius, Pixel color);
+ void solidcircle(int x1, int y1, int radius, Pixel color);
+ void line(int x1, int y1, int x2, int y2, Pixel color);
+ void setclip(int xmin, int ymin, int xmax, int ymax);
+ void noclip();
+ int makeGIF(ColorMap *cmap, void *buffer, unsigned int maxsize);
+ void zresize(int width, int height);
+ void zclear();
+ void drawchar(int x, int y, int fgcolor, int bgcolor, char chr, int orientation);
+ void drawstring(int x, int y, int fgcolor, int bgcolor, char *text, int orientation);
+ void drawpixmap(PixMap *pm, int x, int y, int fgcolor, int bgcolor);
+ int writeGIF(ColorMap *cmap, char *filename);
+ }
+} FrameBuffer;
+
+#define HORIZONTAL 1
+#define VERTICAL 2
+
+/* --------------------------------------------------------------------------
+ PixMap
+
+ The equivalent of "bit-maps".
+ -------------------------------------------------------------------------- */
+
+/* PIXMAP methods */
+
+extern PixMap *new_PixMap(int width, int height, int centerx, int centery);
+extern void delete_PixMap(PixMap *pm);
+extern void PixMap_set(PixMap *pm, int x, int y, int pix);
+
+#define GIFPLOT_TRANSPARENT 0
+#define GIFPLOT_FOREGROUND 1
+#define GIFPLOT_BACKGROUND 2
+
+/* --------------------------------------------------------------------------
+ Plot2D
+
+ Definition and methods for 2D plots.
+ --------------------------------------------------------------------------- */
+
+typedef struct Plot2D {
+ FrameBuffer *frame;
+ int view_xmin; /* Minimum coordinates of view region */
+ int view_ymin;
+ int view_xmax; /* Maximum coordinates of view region */
+ int view_ymax;
+ double xmin; /* Minimum coordinates of plot region */
+ double ymin;
+ double xmax; /* Maximum coordinates of plot region */
+ double ymax;
+ int xscale; /* Type of scaling (LINEAR, LOG, etc..) */
+ int yscale;
+ %extend {
+ Plot2D(FrameBuffer *frame,double xmin,double ymin, double xmax, double ymax);
+ ~Plot2D();
+ Plot2D *copy();
+ void clear(Pixel c);
+ void setview(int vxmin, int vymin, int vxmax, int vymax);
+ void setrange(double xmin, double ymin, double xmax, double ymax);
+ void setscale(int xscale, int yscale);
+ void plot(double x, double y, Pixel color);
+ void box(double x1, double y1, double x2, double y2, Pixel color);
+ void solidbox(double x1, double y1, double x2, double y2, Pixel color);
+ void interpbox(double x1, double y1, double x2, double y2, Pixel c1, Pixel c2, Pixel c3, Pixel c4);
+
+ void circle(double x, double y, double radius, Pixel color);
+ void solidcircle(double x, double y, double radius, Pixel color);
+ void line(double x1, double y1, double x2, double y2, Pixel color);
+ void start();
+ void drawpixmap(PixMap *pm, double x, double y, Pixel color, Pixel bgcolor);
+ void xaxis(double x, double y, double xtick, int ticklength, Pixel color);
+ void yaxis(double x, double y, double ytick, int ticklength, Pixel color);
+ void triangle(double x1, double y1, double x2, double y2, double x3, double y3, Pixel c);
+
+ void solidtriangle(double x1, double y1, double x2, double y2, double x3, double y3, Pixel c);
+
+ void interptriangle(double x1, double y1, Pixel c1,
+ double x2, double y2, Pixel c2,
+ double x3, double y3, Pixel c3);
+
+ }
+} Plot2D;
+
+#define LINEAR 10
+#define LOG 11
+
+/* ------------------------------------------------------------------------------
+ Plot3D
+
+ Data Structure for 3-D plots
+ ------------------------------------------------------------------------------ */
+
+typedef struct Plot3D {
+ FrameBuffer *frame;
+ int view_xmin; /* Viewing region */
+ int view_ymin;
+ int view_xmax;
+ int view_ymax;
+ double xmin; /* Bounding box */
+ double ymin;
+ double zmin;
+ double xmax;
+ double ymax;
+ double zmax;
+ double xcenter; /* Center point */
+ double ycenter;
+ double zcenter;
+ double fovy; /* Field of view */
+ double aspect; /* Aspect ratio */
+ double znear; /* near "clipping" plane */
+ double zfar; /* far "clipping" plane */
+ double lookatz; /* Where is the z-lookat point */
+ double xshift; /* Used for translation and stuff */
+ double yshift;
+ %extend {
+ Plot3D(FrameBuffer *frame, double xmin, double ymin, double zmin, double xmax, double ymax, double zmax);
+ ~Plot3D();
+ Plot3D *copy();
+ void clear(Pixel bgcolor);
+ void perspective( double fovy, double znear, double zfar);
+ void lookat( double z);
+ void autoperspective( double fovy);
+ void ortho(double left, double right, double bottom, double top);
+ void autoortho();
+ void rotx( double deg);
+ void roty( double deg);
+ void rotz( double deg);
+ void rotl( double deg);
+ void rotr( double deg);
+ void rotd( double deg);
+ void rotu( double deg);
+ void rotc( double deg);
+ void zoom( double percent);
+ void left( double percent);
+ void right( double percent);
+ void down( double percent);
+ void up( double percent);
+ void center( double cx, double cy);
+ void plot( double x, double y, double z, Pixel Color);
+ void setview( int vxmin, int vymin, int vxmax, int vymax);
+ void start();
+ void line( double x1, double y1, double z1,
+ double x2, double y2, double z2, Pixel color);
+ void triangle( double x1, double y1, double z1,
+ double x2, double y2, double z2,
+ double x3, double y3, double z3, Pixel color);
+ void solidtriangle( double x1, double y1, double z1,
+ double x2, double y2, double z2,
+ double x3, double y3, double z3, Pixel color);
+ void interptriangle(double x1, double y1, double z1, Pixel c1,
+ double x2, double y2, double z2, Pixel c2,
+ double x3, double y3, double z3, Pixel c3);
+ void quad( double x1, double y1, double z1,
+ double x2, double y2, double z2,
+ double x3, double y3, double z3,
+ double x4, double y4, double z4,
+ Pixel color);
+ void solidquad( double x1, double y1, double z1,
+ double x2, double y2, double z2,
+ double x3, double y3, double z3,
+ double x4, double y4, double z4,
+ Pixel color);
+ void interpquad( double x1, double y1, double z1, Pixel c1,
+ double x2, double y2, double z2, Pixel c2,
+ double x3, double y3, double z3, Pixel c3,
+ double x4, double y4, double z4, Pixel c4);
+ void solidsphere( double x, double y, double z, double radius,Pixel c);
+ void outlinesphere( double x, double y, double z, double radius,Pixel c, Pixel bc);
+ }
+} Plot3D;
+
+#ifndef SWIGJAVA
+/* These directives create constants of a specific type. They
+ do not correspond to any C variable or declared constant in the
+ header file */
+%constant PixMap * SQUARE = &PixMap_SQUARE;
+%constant PixMap * TRIANGLE = &PixMap_TRIANGLE;
+%constant PixMap * CROSS = &PixMap_CROSS;
+#endif
+
+
+
+
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