void boxDrawDBG(SGEntity* entity)
{
if(entity == NULL)
return;
Box* box = entity->data;
if(box->numcoll)
{
sgDrawColor4f(1.0, 0.0, 0.0, 1.0);
sgEntityDraw(entity);
}
else
{
sgDrawColor4f(1.0, 1.0, 1.0, 1.0);
sgEntityDraw(entity);
}
//sgDrawLineSetWidth(2.0);
sgDrawPointSetSize(2.0);
/*SGVec2 pos;
sgEntityGetPos(entity, &pos.x, &pos.y);*/
sgDrawColor4f(1.0, 0.0, 0.0, 1.0);
size_t i, j;
for(i = 0; i < SG_MIN(box->numcoll, MAXCOLLS); i++)
{
for(j = 0; j < box->numcontacts[i]; j++)
{
//sgDrawColor4f(1.0, 0.0, 0.0, 1.0);
sgDrawPoint(box->points[i][j].x, box->points[i][j].y);
//sgDrawColor4f(0.0, 1.0, 0.0, 1.0);
//sgDrawLine(box->points[i][j].x, box->points[i][j].y, box->points[i][j].x + box->normals[i][j].x, box->points[i][j].y + box->normals[i][j].y);
//sgDrawColor4f(0.0, 0.0, 1.0, 1.0);
//sgDrawLine(pos.x, pos.y, pos.x + box->impulse[i][j].x, pos.y + box->impulse[i][j].y);
}
}
//sgDrawLineSetWidth(1.0);
sgDrawPointSetSize(1.0);
sgPhysicsShapeDrawDBG(box->shape);
}
static void my_dump_id(SG_context * pCtx,
const char* psz_hid,
SG_uint32 nrDigits,
SG_uint32 indent,
SG_string * pStringOutput)
{
char buf[4000];
// we can abbreviate the full IDs.
nrDigits = SG_MIN(nrDigits, SG_HID_MAX_BUFFER_LENGTH);
nrDigits = SG_MAX(nrDigits, 4);
// create:
// Dagnode[addr]: <child_id> <gen> [<parent_id>...]
SG_ERR_CHECK_RETURN( SG_sprintf(pCtx,buf,SG_NrElements(buf),"%*c ",indent,' ') );
SG_ERR_CHECK_RETURN( SG_string__append__sz(pCtx,pStringOutput,buf) );
SG_ERR_CHECK_RETURN( SG_string__append__buf_len(pCtx,pStringOutput,(SG_byte *)(psz_hid),nrDigits) );
SG_ERR_CHECK_RETURN( SG_string__append__sz(pCtx,pStringOutput,"\n") );
}
char* SG_EXPORT _sgJSONParseString(SGJSONValue* into, char* input, char** error)
{
char startc;
into->type = SG_JSON_TYPE_STRING;
SGbool escape = SG_FALSE;
startc = *input;
if(startc != '"' && startc != '\'' && startc != '`') // ' and ` are extensions
return input;
input++;
size_t len = 0;
size_t mem = 32;
into->v.string = malloc(mem);
size_t maxspan;
size_t span;
char convbuf[5];
convbuf[4] = 0;
unsigned long ul;
while(*input)
{
/*
* We need 2+1 additional memory:
* Plus 2 potential chars (for \u) and null-termination.
*/
if(len + 2 >= mem)
{
mem <<= 1;
into->v.string = realloc(into->v.string, mem);
}
if(escape)
{
switch(*input)
{
case '"':
case '\'':
case '`':
case '\\':
case '/': into->v.string[len++] = *input; input++; break;
case 'b': into->v.string[len++] = '\b'; input++; break;
case 'f': into->v.string[len++] = '\f'; input++; break;
case 'n': into->v.string[len++] = '\n'; input++; break;
case 'r': into->v.string[len++] = '\r'; input++; break;
case 't': into->v.string[len++] = '\t'; input++; break;
case 'a': into->v.string[len++] = '\a'; input++; break; // extension
case 'e': into->v.string[len++] = '\033'; input++; break; // extension
case 'x': // extension
case 'u':
maxspan = (*input == 'x') ? 2 : 4;
input++;
span = SG_MIN(strspn(input, SG_HEXDIGITS), maxspan);
/*
* It is fine to report an error, despite the extension -
* \xXX is illegal in JSON in either case without it.
*/
if(span < maxspan)
{
*error = "Invalid \\xXX or \\uXXXX escape sequence!";
return NULL;
}
memcpy(convbuf, input, span);
convbuf[span] = 0;
input += span; // 2-4 hex digits
ul = strtoul(convbuf, NULL, 16);
if(maxspan == 4)
into->v.string[len++] = ul >> 8; // hi part
into->v.string[len++] = ul;
break;
default:
// extension: \ooo octal escape
input++;
span = SG_MIN(strspn(input, SG_OCTDIGITS), 3); // we need up to 3!
if(span < 1) // no oct chars, which means we don't knwow what this is...
{
if(into->strbuf)
free(into->strbuf);
into->strbuf = sgAPrintf("Unknown escape sequence \\%c!", *input);
*error = into->strbuf;
return NULL;
}
// we have at least 1 oct char!
memcpy(convbuf, input, span);
convbuf[span] = 0;
input += span;
ul = strtoul(convbuf, NULL, 8);
into->v.string[len++] = ul;
}
escape = SG_FALSE;
}
else if(*input == '\\')
{
input++;
escape = SG_TRUE;
}
else if(*input == startc)
{
input++;
into->v.string[len] = 0;
return input;
}
else
{
into->v.string[len++] = *input;
input++;
}
}