blob: 4db1aa285a2ac78e86854041739233454112c2c4 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
|
#include <llmr/geometry/debug_font_buffer.hpp>
#include <llmr/platform/gl.hpp>
#include <cmath>
#include <cstring>
#include "debug_font.cpp"
using namespace llmr;
void DebugFontBuffer::addText(const char *text, double left, double baseline, double scale) {
uint16_t *coords = nullptr;
int32_t length = strlen(text);
for (int32_t i = 0; i < length; ++i) {
if (text[i] < 32 || text[i] > 127) {
continue;
}
auto it = simplex.find((int)text[i]);
if (it == simplex.end()) {
continue;
}
const glyph& glyph = it->second;
if (!glyph.width) {
continue;
}
int16_t prev_x = -1, prev_y = -1, prev = false;
for (int32_t j = 0; j < glyph.length; j += 2) {
if (glyph.data[j] == -1 && glyph.data[j + 1] == -1) {
prev = false;
} else {
int16_t x = round(left + glyph.data[j] * scale);
int16_t y = round(baseline - glyph.data[j + 1] * scale);
if (prev) {
coords = static_cast<uint16_t *>(addElement());
coords[0] = prev_x;
coords[1] = prev_y;
coords = static_cast<uint16_t *>(addElement());
coords[0] = x;
coords[1] = y;
}
prev_x = x; prev_y = y; prev = true;
}
}
left += glyph.width * scale;
}
}
|