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(zr_common.c) Cleanups

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This commit is contained in:
twinaphex 2016-03-22 01:20:41 +01:00
parent ddb912b373
commit b00878a595
1 changed files with 60 additions and 59 deletions
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119
menu/drivers/zr_common.c
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@ -131,81 +131,82 @@ struct zr_user_font zr_common_font(
{
int glyph_count;
int img_width, img_height;
void *img, *tmp;
size_t ttf_size;
size_t tmp_size, img_size;
struct texture_image ti;
struct zr_recti custom;
struct zr_font_config config;
struct zr_font_glyph *glyphes;
struct zr_baked_font baked_font;
struct zr_user_font user_font;
struct zr_recti custom;
void *img_rgba = NULL;
char *ttf_blob = NULL;
const char *custom_data = "....";
memset(&baked_font, 0, sizeof(baked_font));
memset(&user_font, 0, sizeof(user_font));
memset(&custom, 0, sizeof(custom));
memset(&baked_font, 0, sizeof(baked_font));
memset(&user_font, 0, sizeof(user_font));
memset(&custom, 0, sizeof(custom));
{
struct texture_image ti;
/* bake and upload font texture */
struct zr_font_config config;
void *img, *tmp;
size_t ttf_size;
size_t tmp_size, img_size;
const char *custom_data = "....";
char *ttf_blob = zr_common_file_load(path, &ttf_size);
/* setup font configuration */
memset(&config, 0, sizeof(config));
/* bake and upload font texture */
ttf_blob = zr_common_file_load(path, &ttf_size);
/* setup font configuration */
memset(&config, 0, sizeof(config));
config.ttf_blob = ttf_blob;
config.ttf_size = ttf_size;
config.font = &baked_font;
config.coord_type = ZR_COORD_UV;
config.range = range;
config.pixel_snap = zr_false;
config.size = (float)font_height;
config.spacing = zr_vec2(0,0);
config.oversample_h = 1;
config.oversample_v = 1;
config.ttf_blob = ttf_blob;
config.ttf_size = ttf_size;
config.font = &baked_font;
config.coord_type = ZR_COORD_UV;
config.range = range;
config.pixel_snap = zr_false;
config.size = (float)font_height;
config.spacing = zr_vec2(0,0);
config.oversample_h = 1;
config.oversample_v = 1;
/* query needed amount of memory for the font baking process */
zr_font_bake_memory(&tmp_size, &glyph_count, &config, 1);
glyphes = (struct zr_font_glyph*)
calloc(sizeof(struct zr_font_glyph), (size_t)glyph_count);
tmp = calloc(1, tmp_size);
/* query needed amount of memory for the font baking process */
zr_font_bake_memory(&tmp_size, &glyph_count, &config, 1);
/* pack all glyphes and return needed image width, height and memory size*/
custom.w = 2; custom.h = 2;
zr_font_bake_pack(&img_size,
&img_width,&img_height,&custom,tmp,tmp_size,&config, 1);
glyphes = (struct zr_font_glyph*)
calloc(sizeof(struct zr_font_glyph), (size_t)glyph_count);
tmp = calloc(1, tmp_size);
/* bake all glyphes and custom white pixel into image */
img = calloc(1, img_size);
zr_font_bake(img, img_width,
img_height, tmp, tmp_size, glyphes, glyph_count, &config, 1);
zr_font_bake_custom_data(img,
img_width, img_height, custom, custom_data, 2, 2, '.', 'X');
/* pack all glyphes and return needed image width, height and memory size*/
custom.w = 2;
custom.h = 2;
zr_font_bake_pack(&img_size,
&img_width,&img_height,&custom,tmp,tmp_size,&config, 1);
{
/* convert alpha8 image into rgba8 image */
void *img_rgba = calloc(4, (size_t)(img_height * img_width));
zr_font_bake_convert(img_rgba, img_width, img_height, img);
free(img);
img = img_rgba;
}
/* bake all glyphes and custom white pixel into image */
img = calloc(1, img_size);
zr_font_bake(img, img_width,
img_height, tmp, tmp_size, glyphes, glyph_count, &config, 1);
zr_font_bake_custom_data(img,
img_width, img_height, custom, custom_data, 2, 2, '.', 'X');
/* upload baked font image */
ti.pixels = (uint32_t*)img;
ti.width = (GLsizei)img_width;
ti.height = (GLsizei)img_height;
/* convert alpha8 image into rgba8 image */
img_rgba = calloc(4, (size_t)(img_height * img_width));
zr_font_bake_convert(img_rgba, img_width, img_height, img);
video_driver_texture_load(&ti,
TEXTURE_FILTER_MIPMAP_NEAREST, (uintptr_t*)&dev->font_tex);
free(img);
img = img_rgba;
free(ttf_blob);
free(tmp);
free(img);
}
/* upload baked font image */
ti.pixels = (uint32_t*)img;
ti.width = (GLsizei)img_width;
ti.height = (GLsizei)img_height;
video_driver_texture_load(&ti,
TEXTURE_FILTER_MIPMAP_NEAREST, (uintptr_t*)&dev->font_tex);
free(ttf_blob);
free(tmp);
free(img);
/* default white pixel in a texture which is needed to draw primitives */
dev->null.texture.id = (int)dev->font_tex;
dev->null.uv = zr_vec2((custom.x + 0.5f)/(float)img_width,
(custom.y + 0.5f)/(float)img_height);
dev->null.uv = zr_vec2((custom.x + 0.5f) / (float)img_width,
(custom.y + 0.5f)/(float)img_height);
/* setup font with glyphes. IMPORTANT: the font only references the glyphes
this was done to have the possibility to have multible fonts with one