ref: 2c23de27d5006e969106fad672399fafe6464845
dir: /DoConfig/fltk/FL/gl2opengl.h/
/* gl.h GL to OpenGL translator. If you include this, you might be able to port old GL programs. There are also much better emulators available on the net. */ #include <FL/gl.h> #include "gl_draw.H" inline void clear() {glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);} #define RGBcolor(r,g,b) glColor3ub(r,g,b) #define bgnline() glBegin(GL_LINE_STRIP) #define bgnpolygon() glBegin(GL_POLYGON) #define bgnclosedline() glBegin(GL_LINE_LOOP) #define endline() glEnd() #define endpolygon() glEnd() #define endclosedline() glEnd() #define v2f(v) glVertex2fv(v) #define v2s(v) glVertex2sv(v) #define cmov(x,y,z) glRasterPos3f(x,y,z) #define charstr(s) gl_draw(s) #define fmprstr(s) gl_draw(s) typedef float Matrix[4][4]; inline void pushmatrix() {glPushMatrix();} inline void popmatrix() {glPopMatrix();} inline void multmatrix(Matrix m) {glMultMatrixf((float *)m);} inline void color(int n) {glIndexi(n);} inline void rect(int x,int y,int r,int t) {gl_rect(x,y,r-x,t-y);} inline void rectf(int x,int y,int r,int t) {glRectf(x,y,r+1,t+1);} inline void recti(int x,int y,int r,int t) {gl_rect(x,y,r-x,t-y);} inline void rectfi(int x,int y,int r,int t) {glRecti(x,y,r+1,t+1);} inline void rects(int x,int y,int r,int t) {gl_rect(x,y,r-x,t-y);} inline void rectfs(int x,int y,int r,int t) {glRects(x,y,r+1,t+1);}