| // |
| // Graphics module |
| // |
| %module gifplot |
| %{ |
| #include "gifplot.h" |
| %} |
| |
| /* Pixel is 8-bits */ |
| |
| typedef unsigned char Pixel; |
| typedef float Zvalue; |
| |
| %disabledoc |
| |
| /* ------------------------------------------------------------------------ |
| ColorMap |
| |
| Definition and methods for colormaps |
| ------------------------------------------------------------------------ */ |
| |
| typedef struct ColorMap { |
| char *name; |
| |
| // |
| // %addmethods 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... |
| |
| %addmethods { |
| ColorMap(char *filename); |
| ~ColorMap(); |
| #ifdef SWIGJAVA |
| %name(make_default) void default(); |
| #else |
| void default(); |
| #endif |
| void assign(int index,int r, int g, int b); |
| %name(__getitem__) int getitem(int index); |
| %name(__setitem__) void setitem(int index, int value); |
| int write(char *filename); |
| } |
| } ColorMap; |
| |
| /* Some default colors */ |
| |
| #ifdef SWIGJAVA |
| const Pixel BLACK = 0; |
| const Pixel WHITE = 1; |
| const Pixel RED = 2; |
| const Pixel GREEN = 3; |
| const Pixel BLUE = 4; |
| const Pixel YELLOW = 5; |
| const Pixel CYAN = 6; |
| const Pixel MAGENTA = 7; |
| #else |
| #define BLACK 0 |
| #define WHITE 1 |
| #define RED 2 |
| #define GREEN 3 |
| #define BLUE 4 |
| #define YELLOW 5 |
| #define CYAN 6 |
| #define MAGENTA 7 |
| #endif |
| |
| /*------------------------------------------------------------------------- |
| 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; |
| %addmethods { |
| 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; |
| %addmethods { |
| 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; |
| %addmethods { |
| 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 |
| |
| %enabledoc |
| |
| |
| |
| |
