void draw_outlines(struct ft2_source *srcdata)
{
// Horrible (hopefully temporary) solution for outlines.
uint32_t *tmp;
struct gs_vb_data *vdata = gs_vertexbuffer_get_data(srcdata->vbuf);
if (!srcdata->text)
return;
tmp = vdata->colors;
vdata->colors = srcdata->colorbuf;
gs_matrix_push();
for (int32_t i = 0; i < 8; i++) {
gs_matrix_translate3f(offsets[i * 2], offsets[(i * 2) + 1],
0.0f);
draw_uv_vbuffer(srcdata->vbuf, srcdata->tex,
srcdata->draw_effect,
(uint32_t)wcslen(srcdata->text) * 6);
}
gs_matrix_identity();
gs_matrix_pop();
vdata->colors = tmp;
}
void draw_drop_shadow(struct ft2_source *srcdata)
{
// Horrible (hopefully temporary) solution for drop shadow.
uint32_t *tmp;
struct gs_vb_data *vdata = gs_vertexbuffer_get_data(srcdata->vbuf);
tmp = vdata->colors;
vdata->colors = srcdata->colorbuf;
gs_matrix_push();
gs_matrix_translate3f(4.0f, 4.0f, 0.0f);
draw_uv_vbuffer(srcdata->vbuf, srcdata->tex,
srcdata->draw_effect, (uint32_t)wcslen(srcdata->text) * 6);
gs_matrix_identity();
gs_matrix_pop();
vdata->colors = tmp;
}
void fill_vertex_buffer(struct ft2_source *srcdata)
{
struct gs_vb_data *vdata = gs_vertexbuffer_get_data(srcdata->vbuf);
if (vdata == NULL) return;
struct vec2 *tvarray = (struct vec2 *)vdata->tvarray[0].array;
uint32_t *col = (uint32_t *)vdata->colors;
FT_UInt glyph_index = 0;
uint32_t dx = 0, dy = srcdata->max_h, max_y = dy;
uint32_t cur_glyph = 0;
if (srcdata->colorbuf != NULL) {
bfree(srcdata->colorbuf);
srcdata->colorbuf = NULL;
}
srcdata->colorbuf = bzalloc(sizeof(uint32_t)*wcslen(srcdata->text) * 6);
for (uint32_t i = 0; i < wcslen(srcdata->text) * 6; i++) {
srcdata->colorbuf[i] = 0xFF000000;
}
for (uint32_t i = 0; i < wcslen(srcdata->text); i++) {
add_linebreak:;
if (srcdata->text[i] != L'\n') goto draw_glyph;
dx = 0; i++;
dy += srcdata->max_h + 4;
if (i == wcslen(srcdata->text)) goto skip_glyph;
if (srcdata->text[i] == L'\n') goto add_linebreak;
draw_glyph:;
// Skip filthy dual byte Windows line breaks
if (srcdata->text[i] == L'\r') goto skip_glyph;
glyph_index = FT_Get_Char_Index(srcdata->font_face,
srcdata->text[i]);
if (src_glyph == NULL)
goto skip_glyph;
if (srcdata->custom_width < 100) goto skip_custom_width;
if (dx + src_glyph->xadv > srcdata->custom_width) {
dx = 0;
dy += srcdata->max_h + 4;
}
skip_custom_width:;
set_v3_rect(vdata->points + (cur_glyph * 6),
(float)dx + (float)src_glyph->xoff,
(float)dy - (float)src_glyph->yoff,
(float)src_glyph->w,
(float)src_glyph->h);
set_v2_uv(tvarray + (cur_glyph * 6),
src_glyph->u,
src_glyph->v,
src_glyph->u2,
src_glyph->v2);
set_rect_colors2(col + (cur_glyph * 6),
srcdata->color[0],
srcdata->color[1]);
dx += src_glyph->xadv;
if (dy - (float)src_glyph->yoff + src_glyph->h > max_y)
max_y = dy - src_glyph->yoff + src_glyph->h;
cur_glyph++;
skip_glyph:;
}
srcdata->cy = max_y;
}