Add buildsys

FossilOrigin-Name: e5461ff8527693d6fead8581236f625852d55c2a3d7577e4eac219c7031e774f
This commit is contained in:
Jonathan Schleifer 2024-07-20 14:32:55 +00:00
parent acb5cb42f3
commit cbf07a9ef5
48 changed files with 6326 additions and 14 deletions

222
src/rendertext.cxx Normal file
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@ -0,0 +1,222 @@
// rendertext.cpp: based on Don's gl_text.cpp
#include "cube.h"
short char_coords[96][4] =
{
{0,0,25,64}, //!
{25,0,54,64}, //"
{54,0,107,64}, //#
{107,0,148,64}, //$
{148,0,217,64}, //%
{217,0,263,64}, //&
{263,0,280,64}, //'
{280,0,309,64}, //(
{309,0,338,64}, //)
{338,0,379,64}, //*
{379,0,432,64}, //+
{432,0,455,64}, //,
{455,0,484,64}, //-
{0,64,21,128}, //.
{23,64,52,128}, ///
{52,64,93,128}, //0
{93,64,133,128}, //1
{133,64,174,128}, //2
{174,64,215,128}, //3
{215,64,256,128}, //4
{256,64,296,128}, //5
{296,64,337,128}, //6
{337,64,378,128}, //7
{378,64,419,128}, //8
{419,64,459,128}, //9
{459,64,488,128}, //:
{0,128,29,192}, //;
{29,128,81,192}, //<
{81,128,134,192}, //=
{134,128,186,192}, //>
{186,128,221,192}, //?
{221,128,285,192}, //@
{285,128,329,192}, //A
{329,128,373,192}, //B
{373,128,418,192}, //C
{418,128,467,192}, //D
{0,192,40,256}, //E
{40,192,77,256}, //F
{77,192,127,256}, //G
{127,192,175,256}, //H
{175,192,202,256}, //I
{202,192,231,256}, //J
{231,192,275,256}, //K
{275,192,311,256}, //L
{311,192,365,256}, //M
{365,192,413,256}, //N
{413,192,463,256}, //O
{1,256,38,320}, //P
{38,256,89,320}, //Q
{89,256,133,320}, //R
{133,256,176,320}, //S
{177,256,216,320}, //T
{217,256,263,320}, //U
{263,256,307,320}, //V
{307,256,370,320}, //W
{370,256,414,320}, //X
{414,256,453,320}, //Y
{453,256,497,320}, //Z
{0,320,29,384}, //[
{29,320,58,384}, //"\"
{59,320,87,384}, //]
{87,320,139,384}, //^
{139,320,180,384}, //_
{180,320,221,384}, //`
{221,320,259,384}, //a
{259,320,299,384}, //b
{299,320,332,384}, //c
{332,320,372,384}, //d
{372,320,411,384}, //e
{411,320,433,384}, //f
{435,320,473,384}, //g
{0,384,40,448}, //h
{40,384,56,448}, //i
{58,384,80,448}, //j
{80,384,118,448}, //k
{118,384,135,448}, //l
{135,384,197,448}, //m
{197,384,238,448}, //n
{238,384,277,448}, //o
{277,384,317,448}, //p
{317,384,356,448}, //q
{357,384,384,448}, //r
{385,384,417,448}, //s
{417,384,442,448}, //t
{443,384,483,448}, //u
{0,448,38,512}, //v
{38,448,90,512}, //w
{90,448,128,512}, //x
{128,448,166,512}, //y
{166,448,200,512}, //z
{200,448,241,512}, //{
{241,448,270,512}, //|
{270,448,310,512}, //}
{310,448,363,512}, //~
};
int text_width(char *str)
{
int x = 0;
for (int i = 0; str[i] != 0; i++)
{
int c = str[i];
if(c=='\t') { x = (x+PIXELTAB)/PIXELTAB*PIXELTAB; continue; };
if(c=='\f') continue;
if(c==' ') { x += FONTH/2; continue; };
c -= 33;
if(c<0 || c>=95) continue;
int in_width = char_coords[c][2] - char_coords[c][0];
x += in_width + 1;
}
return x;
}
void draw_textf(char *fstr, int left, int top, int gl_num, ...)
{
sprintf_sdlv(str, gl_num, fstr);
draw_text(str, left, top, gl_num);
};
void draw_text(char *str, int left, int top, int gl_num)
{
glBlendFunc(GL_ONE, GL_ONE);
glBindTexture(GL_TEXTURE_2D, gl_num);
glColor3ub(255,255,255);
int x = left;
int y = top;
int i;
float in_left, in_top, in_right, in_bottom;
int in_width, in_height;
for (i = 0; str[i] != 0; i++)
{
int c = str[i];
if(c=='\t') { x = (x-left+PIXELTAB)/PIXELTAB*PIXELTAB+left; continue; };
if(c=='\f') { glColor3ub(64,255,128); continue; };
if(c==' ') { x += FONTH/2; continue; };
c -= 33;
if(c<0 || c>=95) continue;
in_left = ((float) char_coords[c][0]) / 512.0f;
in_top = ((float) char_coords[c][1]+2) / 512.0f;
in_right = ((float) char_coords[c][2]) / 512.0f;
in_bottom = ((float) char_coords[c][3]-2) / 512.0f;
in_width = char_coords[c][2] - char_coords[c][0];
in_height = char_coords[c][3] - char_coords[c][1];
glBegin(GL_QUADS);
glTexCoord2f(in_left, in_top ); glVertex2i(x, y);
glTexCoord2f(in_right, in_top ); glVertex2i(x + in_width, y);
glTexCoord2f(in_right, in_bottom); glVertex2i(x + in_width, y + in_height);
glTexCoord2f(in_left, in_bottom); glVertex2i(x, y + in_height);
glEnd();
xtraverts += 4;
x += in_width + 1;
}
}
// also Don's code, so goes in here too :)
void draw_envbox_aux(float s0, float t0, int x0, int y0, int z0,
float s1, float t1, int x1, int y1, int z1,
float s2, float t2, int x2, int y2, int z2,
float s3, float t3, int x3, int y3, int z3,
int texture)
{
glBindTexture(GL_TEXTURE_2D, texture);
glBegin(GL_QUADS);
glTexCoord2f(s3, t3); glVertex3d(x3, y3, z3);
glTexCoord2f(s2, t2); glVertex3d(x2, y2, z2);
glTexCoord2f(s1, t1); glVertex3d(x1, y1, z1);
glTexCoord2f(s0, t0); glVertex3d(x0, y0, z0);
glEnd();
xtraverts += 4;
}
void draw_envbox(int t, int w)
{
glDepthMask(GL_FALSE);
draw_envbox_aux(1.0f, 1.0f, -w, -w, w,
0.0f, 1.0f, w, -w, w,
0.0f, 0.0f, w, -w, -w,
1.0f, 0.0f, -w, -w, -w, t);
draw_envbox_aux(1.0f, 1.0f, +w, w, w,
0.0f, 1.0f, -w, w, w,
0.0f, 0.0f, -w, w, -w,
1.0f, 0.0f, +w, w, -w, t+1);
draw_envbox_aux(0.0f, 0.0f, -w, -w, -w,
1.0f, 0.0f, -w, w, -w,
1.0f, 1.0f, -w, w, w,
0.0f, 1.0f, -w, -w, w, t+2);
draw_envbox_aux(1.0f, 1.0f, +w, -w, w,
0.0f, 1.0f, +w, w, w,
0.0f, 0.0f, +w, w, -w,
1.0f, 0.0f, +w, -w, -w, t+3);
draw_envbox_aux(0.0f, 1.0f, -w, w, w,
0.0f, 0.0f, +w, w, w,
1.0f, 0.0f, +w, -w, w,
1.0f, 1.0f, -w, -w, w, t+4);
draw_envbox_aux(0.0f, 1.0f, +w, w, -w,
0.0f, 0.0f, -w, w, -w,
1.0f, 0.0f, -w, -w, -w,
1.0f, 1.0f, +w, -w, -w, t+5);
glDepthMask(GL_TRUE);
}