From: hackbard Date: Mon, 12 May 2003 21:00:11 +0000 (+0000) Subject: initial checkin of dfbapi X-Git-Tag: fpb~65 X-Git-Url: https://hackdaworld.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3525ca35938a42b8c518b65e3747541893025de3;p=physik%2Fnlsop.git initial checkin of dfbapi --- 3525ca35938a42b8c518b65e3747541893025de3 diff --git a/dfbapi.c b/dfbapi.c new file mode 100644 index 0000000..3d0e4d0 --- /dev/null +++ b/dfbapi.c @@ -0,0 +1,275 @@ +/* + * scientific visualization api for direct framebuffer + * + * author: hackbard@hackdaworld.dyndns.org + * + */ + +#include +#include "dfbapi.h" + +/* two dimensional lattice */ + +int d2_lattice_init(int *argc,char **argv,d2_lattice *d2_l,int x,int y) +{ + DFBSurfaceDescription surface_dsc; + DFBFontDescription font_dsc; + + d2_l->max_x=x; + d2_l->max_y=y; + + DirectFBInit(argc,&argv); + DirectFBCreate(&(d2_l->dfb)); + d2_l->dfb->SetCooperativeLevel(d2_l->dfb,DFSCL_FULLSCREEN); + + surface_dsc.flags=DSDESC_CAPS; + surface_dsc.caps=DSCAPS_PRIMARY|DSCAPS_FLIPPING; + d2_l->dfb->CreateSurface(d2_l->dfb,&surface_dsc,&(d2_l->p_surface)); + d2_l->p_surface->GetSize(d2_l->p_surface,&(d2_l->s_width),&(d2_l->s_height)); + + font_dsc.flags=DFDESC_HEIGHT; + font_dsc.height=d2_l->s_height/40; /* 40 ? */ + d2_l->font_h=font_dsc.height; + d2_l->dfb->CreateFont(d2_l->dfb,FONT,&font_dsc,&(d2_l->font)); + d2_l->p_surface->SetFont(d2_l->p_surface,d2_l->font); + + d2_l->fakt_y=(d2_l->s_height-(2*Y_GAP))/(d2_l->max_y); + d2_l->fakt_x=(d2_l->s_height-X_GAP)/(d2_l->max_x); /* bullshit, i can't imagine atm */ + d2_l->info_x=d2_l->fakt_x*d2_l->max_x+2*X_GAP; + d2_l->info_y=Y_GAP; + d2_l->info_w=d2_l->s_width-d2_l->info_x-2*X_GAP; + d2_l->info_h=d2_l->max_y*d2_l->fakt_y; + + if((d2_l->s_height<(d2_l->max_y+2*Y_GAP)) || (d2_l->s_height<(d2_l->max_x+X_GAP))) + { + puts("resolution too low!"); + return -1; + } else return 1; +} + +int d3_lattice_init(int *argc,char **argv,d3_lattice *d3_l,int x,int y,int z) +{ + DFBSurfaceDescription surface_dsc; + DFBFontDescription font_dsc; + + d3_l->max_x=x; + d3_l->max_y=y; + d3_l->max_z=z; + + DirectFBInit(argc,&argv); + DirectFBCreate(&(d3_l->dfb)); + d3_l->dfb->SetCooperativeLevel(d3_l->dfb,DFSCL_FULLSCREEN); + + surface_dsc.flags=DSDESC_CAPS; + surface_dsc.caps=DSCAPS_PRIMARY|DSCAPS_FLIPPING; + d3_l->dfb->CreateSurface(d3_l->dfb,&surface_dsc,&(d3_l->p_surface)); + d3_l->p_surface->GetSize(d3_l->p_surface,&(d3_l->s_width),&(d3_l->s_height)); + + font_dsc.flags=DFDESC_HEIGHT; + font_dsc.height=d3_l->s_height/40; /* 40 ? */ + d3_l->font_h=font_dsc.height; + d3_l->dfb->CreateFont(d3_l->dfb,FONT,&font_dsc,&(d3_l->font)); + d3_l->p_surface->SetFont(d3_l->p_surface,d3_l->font); + + d3_l->fakt_y=(d3_l->s_height-(3*Y_GAP))/(d3_l->max_z+d3_l->max_y); + d3_l->fakt_x=(d3_l->s_width-(3*X_GAP))/(d3_l->max_x+d3_l->max_y); + d3_l->info_x=d3_l->fakt_x*d3_l->max_x+(2*X_GAP); + d3_l->info_y=d3_l->fakt_y*d3_l->max_z+(2*Y_GAP); + d3_l->info_w=d3_l->fakt_x*d3_l->max_y; + d3_l->info_h=d3_l->fakt_y*d3_l->max_y; + + return 1; +} + +int d2_lattice_release(d2_lattice *d2_l) +{ + d2_l->font->Release(d2_l->font); + d2_l->p_surface->Release(d2_l->p_surface); + d2_l->dfb->Release(d2_l->dfb); + + return 1; +} + +int d3_lattice_release(d3_lattice *d3_l) +{ + d3_l->font->Release(d3_l->font); + d3_l->p_surface->Release(d3_l->p_surface); + d3_l->dfb->Release(d3_l->dfb); + + return 1; +} + +int dx_lattice_get_color(unsigned char *status,unsigned char *r,unsigned char *g,unsigned char *b) +{ + if((*status)&RED) + { + *r=0xff; + *g=0; + *b=0; + } else + { + *r=0; + *g=0; + *b=0xff; + } + + return 1; +} + +int d2_lattice_draw(d2_lattice *d2_l,int x,int y,int arg_c,char **arg_v) +{ + int x_c,y_c; + int i; + unsigned char r,g,b,a; + + a=0xff; /* no alpha blending */ + + for(x_c=0;x_cmax_x;x_c++) + { + for(y_c=0;y_cmax_y;y_c++) + { + dx_lattice_get_color((*d2_l).status+x_c+y_c*d2_l->max_x,&r,&g,&b); + if(x_c==x && y_c==y) + { + r=0xff; + g=0xff; + b=0; + } + d2_l->p_surface->SetColor(d2_l->p_surface,r,g,b,a); + d2_l->p_surface->DrawRectangle(d2_l->p_surface, + x_c*d2_l->fakt_x+X_GAP, + y_c*d2_l->fakt_y+Y_GAP, + d2_l->fakt_x,d2_l->fakt_y); + } + } + r=0xff; + g=0xff; + b=0; + /* clear info box */ + d2_l->p_surface->SetColor(d2_l->p_surface,0,0,0,0); + d2_l->p_surface->FillRectangle(d2_l->p_surface, + d2_l->info_x,d2_l->info_y, + d2_l->info_w,d2_l->info_h); + d2_l->p_surface->SetColor(d2_l->p_surface,r,g,b,a); + d2_l->p_surface->DrawRectangle(d2_l->p_surface, + d2_l->info_x,d2_l->info_y, + d2_l->info_w,d2_l->info_h); + d2_l->p_surface->SetColor(d2_l->p_surface,0x80,0x80,0xff,0xff); + for(i=1;i<=arg_c;i++) + { + d2_l->p_surface->DrawString(d2_l->p_surface,arg_v[i],-1, + d2_l->info_x+d2_l->fakt_x, + d2_l->info_y+d2_l->fakt_y+d2_l->font_h+(i-1)*2*d2_l->font_h, + DSTF_LEFT); + } + /* now we flip all to surface */ + d2_l->p_surface->Flip(d2_l->p_surface,NULL,0); + + return 1; +} + +int d3_lattice_draw(d3_lattice *d3_l,int x,int y,int z,int arg_c,char **arg_v) +{ + int x_c,y_c,z_c; + int i; + unsigned char r,g,b,a; + + a=0xff; /* no alpha blending */ + + y_c=y; + for(x_c=0;x_cmax_x;x_c++) + { + for(z_c=0;z_cmax_z;z_c++) + { + dx_lattice_get_color((*d3_l).status+x_c+y_c*d3_l->max_x+z_c*d3_l->max_x*d3_l->max_y,&r,&g,&b); + if(x_c==x && z_c==z) + { + r=0xff; + g=0xff; + b=0; + } + d3_l->p_surface->SetColor(d3_l->p_surface,r,g,b,a); + d3_l->p_surface->DrawRectangle(d3_l->p_surface, + x_c*d3_l->fakt_x+X_GAP, + z_c*d3_l->fakt_y+Y_GAP, + d3_l->fakt_x,d3_l->fakt_y); + } + } + + x_c=x; + for(y_c=0;y_cmax_y;y_c++) + { + for(z_c=0;z_cmax_z;z_c++) + { + dx_lattice_get_color((*d3_l).status+x_c+y_c*d3_l->max_x+z_c*d3_l->max_x*d3_l->max_y,&r,&g,&b); + if(y_c==y && z_c==z) + { + r=0xff; + g=0xff; + b=0; + } + d3_l->p_surface->SetColor(d3_l->p_surface,r,g,b,a); + d3_l->p_surface->DrawRectangle(d3_l->p_surface, + y_c*d3_l->fakt_x+d3_l->info_x, + z_c*d3_l->fakt_y+Y_GAP, + d3_l->fakt_x,d3_l->fakt_y); + } + } + + z_c=z; + for(x_c=0;x_cmax_x;x_c++) + { + for(y_c=0;y_cmax_y;y_c++) + { + dx_lattice_get_color((*d3_l).status+x_c+y_c*d3_l->max_x+z_c*d3_l->max_x*d3_l->max_y,&r,&g,&b); + if(x_c==x && y_c==y) + { + r=0xff; + g=0xff; + b=0; + } + d3_l->p_surface->SetColor(d3_l->p_surface,r,g,b,a); + d3_l->p_surface->DrawRectangle(d3_l->p_surface, + x_c*d3_l->fakt_x+X_GAP, + y_c*d3_l->fakt_x+d3_l->info_x, + d3_l->fakt_x,d3_l->fakt_y); + } + } + + r=0xff; + g=0xff; + b=0; + /* clear info box */ + d3_l->p_surface->SetColor(d3_l->p_surface,0,0,0,0); + d3_l->p_surface->FillRectangle(d3_l->p_surface, + d3_l->info_x,d3_l->info_y, + d3_l->info_w,d3_l->info_h); + d3_l->p_surface->SetColor(d3_l->p_surface,r,g,b,a); + d3_l->p_surface->DrawRectangle(d3_l->p_surface, + d3_l->info_x,d3_l->info_y, + d3_l->info_w,d3_l->info_h); + d3_l->p_surface->DrawLine(d3_l->p_surface, + d3_l->info_x+d3_l->info_w/2, + d3_l->info_y, + d3_l->info_x+d3_l->info_w/2, + d3_l->info_y+d3_l->info_h); + d3_l->p_surface->SetColor(d3_l->p_surface,0x80,0x80,0xff,0xff); + for(i=1;i<=arg_c;i++) + { + if(i<8) + { + d3_l->p_surface->DrawString(d3_l->p_surface,arg_v[i],-1, + d3_l->info_x+d3_l->fakt_x, + d3_l->info_y+d3_l->fakt_y+d3_l->font_h+(i-1)*2*d3_l->font_h, + DSTF_LEFT); + } else + { + d3_l->p_surface->DrawString(d3_l->p_surface,arg_v[i],-1, + d3_l->info_x+d3_l->info_w/2+d3_l->fakt_x, + d3_l->info_y+d3_l->fakt_y+d3_l->font_h+(i%8-1)*2*d3_l->font_h, + DSTF_LEFT); + } + } + + return 1; +} diff --git a/dfbapi.h b/dfbapi.h new file mode 100644 index 0000000..3692601 --- /dev/null +++ b/dfbapi.h @@ -0,0 +1,56 @@ +/* + * scientific visualization api for direct framebuffer + * + * author: hackbard@hackdaworld.dyndns.org + * + */ + +#include + +/* two dimensional lattice */ + +#define X_GAP 5 +#define Y_GAP X_GAP +#define RED 1 + +typedef struct __d2_lattice +{ + int max_x,max_y; + int s_height,s_width; + int fakt_x,fakt_y; + int info_x,info_y; + int info_w,info_h; + int font_h; + unsigned char *status; /* status&1 -> red, else blue */ + IDirectFB *dfb; + IDirectFBSurface *p_surface; + IDirectFBFont *font; + IDirectFBInputDevice *keyboard; + IDirectFBEventBuffer *k_buffer; +} d2_lattice; + +typedef struct __d3_lattice +{ + int max_x,max_y,max_z; + int s_height,s_width; + int fakt_x,fakt_y; + int info_x,info_y; + int info_w,info_h; + int font_h; + unsigned char *status; /* status&1 -> red, else blue */ + IDirectFB *dfb; + IDirectFBSurface *p_surface; + IDirectFBFont *font; + IDirectFBInputDevice *keyboard; + IDirectFBEventBuffer *k_buffer; +} d3_lattice; + +/* function prototypes */ +int d2_lattice_init(int *argc,char **argv,d2_lattice *d2_l,int x,int y); +int d2_lattice_release(d2_lattice *d2_l); +int d2_lattice_draw(d2_lattice *d2_l,int x,int y,int arg_c,char **arg_v); +int d3_lattice_init(int *argc,char **argv,d3_lattice *d3_l,int x,int y,int z); +int d3_lattice_release(d3_lattice *d3_l); +int d3_lattice_draw(d3_lattice *d3_l,int x,int y,int z,int arg_c,char **arg_v); +int dx_lattice_get_color(unsigned char *status,unsigned char *r,unsigned char *g,unsigned char *b); +