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Rename FontRenderer to FR_Renderer

This commit is contained in:
Francesco Abbate 2020-06-11 23:19:08 +02:00
parent 93a36617f9
commit 9e996a2d87
3 changed files with 19 additions and 20 deletions
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14
lib/font_renderer/font_renderer.cpp
View File

@ -39,14 +39,14 @@ private:
int m_subpixel;
};
FontRenderer *FR_New(unsigned int flags, float gamma) {
FR_Renderer *FR_Renderer_New(unsigned int flags, float gamma) {
bool hinting = ((flags & FR_HINTING) != 0);
bool kerning = ((flags & FR_KERNING) != 0);
bool subpixel = ((flags & FR_SUBPIXEL) != 0);
return new FR_Impl(hinting, kerning, subpixel, gamma);
}
FR_Bitmap* FR_Bitmap_New(FontRenderer *font_renderer, int width, int height) {
FR_Bitmap* FR_Bitmap_New(FR_Renderer *font_renderer, int width, int height) {
const int subpixel_scale = font_renderer->subpixel_scale();
FR_Bitmap *image = (FR_Bitmap *) malloc(sizeof(FR_Bitmap) + width * height * subpixel_scale);
if (!image) { return NULL; }
@ -60,16 +60,16 @@ void FR_Bitmap_Free(FR_Bitmap *image) {
free(image);
}
void FR_Free(FontRenderer *font_renderer) {
void FR_Renderer_Free(FR_Renderer *font_renderer) {
delete font_renderer;
}
int FR_Load_Font(FontRenderer *font_renderer, const char *filename) {
int FR_Load_Font(FR_Renderer *font_renderer, const char *filename) {
bool success = font_renderer->renderer_alpha().load_font(filename);
return (success ? 0 : 1);
}
int FR_Get_Font_Height(FontRenderer *font_renderer, float size) {
int FR_Get_Font_Height(FR_Renderer *font_renderer, float size) {
font_renderer_alpha& renderer_alpha = font_renderer->renderer_alpha();
double ascender, descender;
renderer_alpha.get_font_vmetrics(ascender, descender);
@ -166,7 +166,7 @@ static int ceil_to_multiple(int n, int p) {
return p * ((n + p - 1) / p);
}
int FR_Bake_Font_Bitmap(FontRenderer *font_renderer, int font_height,
int FR_Bake_Font_Bitmap(FR_Renderer *font_renderer, int font_height,
FR_Bitmap *image,
int first_char, int num_chars, FR_Bitmap_Glyph_Metrics *glyphs)
{
@ -291,7 +291,7 @@ void blend_solid_hspan_subpixel(agg::rendering_buffer& rbuf, agg::gamma_lut<>& g
// destination implicitly BGRA32. Source implictly single-byte renderer_alpha coverage with subpixel scale = 3.
// FIXME: consider using something like RenColor* instead of uint8_t * for dst.
void FR_Blend_Glyph(FontRenderer *font_renderer, FR_Clip_Area *clip, int x, int y, uint8_t *dst, int dst_width, const FR_Bitmap *glyphs_bitmap, const FR_Bitmap_Glyph_Metrics *glyph, FR_Color color) {
void FR_Blend_Glyph(FR_Renderer *font_renderer, FR_Clip_Area *clip, int x, int y, uint8_t *dst, int dst_width, const FR_Bitmap *glyphs_bitmap, const FR_Bitmap_Glyph_Metrics *glyph, FR_Color color) {
agg::gamma_lut<>& gamma = font_renderer->gamma();
agg::lcd_distribution_lut& lcd_lut = font_renderer->lcd_distribution_lut();
const int subpixel_scale = font_renderer->subpixel_scale();

19
lib/font_renderer/font_renderer.h
View File

@ -15,7 +15,7 @@ typedef struct {
typedef struct FR_Bitmap FR_Bitmap;
struct FR_Impl;
typedef struct FR_Impl FontRenderer;
typedef struct FR_Impl FR_Renderer;
enum {
FR_HINTING = 1 << 0,
@ -31,22 +31,21 @@ typedef struct {
int left, top, right, bottom;
} FR_Clip_Area;
FontRenderer * FR_New(unsigned int flags, float gamma);
void FR_Free(FontRenderer *);
FR_Bitmap* FR_Bitmap_New(FontRenderer *, int width, int height);
int FR_Load_Font(FontRenderer *, const char *filename);
int FR_Get_Font_Height(FontRenderer *, float size);
int FR_Bake_Font_Bitmap(FontRenderer *, int font_height,
FR_Renderer * FR_Renderer_New(unsigned int flags, float gamma);
void FR_Renderer_Free(FR_Renderer *);
int FR_Load_Font(FR_Renderer *, const char *filename);
FR_Bitmap* FR_Bitmap_New(FR_Renderer *, int width, int height);
void FR_Bitmap_Free(FR_Bitmap *image);
int FR_Get_Font_Height(FR_Renderer *, float size);
int FR_Bake_Font_Bitmap(FR_Renderer *, int font_height,
FR_Bitmap *image,
int first_char, int num_chars, FR_Bitmap_Glyph_Metrics *glyph_info);
void FR_Blend_Glyph(FontRenderer *font_renderer,
void FR_Blend_Glyph(FR_Renderer *font_renderer,
FR_Clip_Area *clip, int x, int y,
uint8_t *dst, int dst_width,
const FR_Bitmap *glyphs_bitmap,
const FR_Bitmap_Glyph_Metrics *glyph, FR_Color color);
void FR_Bitmap_Free(FR_Bitmap *image);
#ifdef __cplusplus
}
#endif

6
src/renderer.c
View File

@ -23,7 +23,7 @@ struct RenFont {
GlyphSet *sets[MAX_GLYPHSET];
float size;
int height;
FontRenderer *renderer;
FR_Renderer *renderer;
};
@ -149,7 +149,7 @@ RenFont* ren_load_font(const char *filename, float size) {
font->size = size;
const float gamma = 1.5;
font->renderer = FR_New(FR_HINTING | FR_SUBPIXEL, gamma);
font->renderer = FR_Renderer_New(FR_HINTING | FR_SUBPIXEL, gamma);
if (FR_Load_Font(font->renderer, filename)) {
free(font);
return NULL;
@ -173,7 +173,7 @@ void ren_free_font(RenFont *font) {
free(set);
}
}
FR_Free(font->renderer);
FR_Renderer_Free(font->renderer);
free(font);
}