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tobid7
2022-07-31 10:02:29 +02:00
parent 9213a1d5dd
commit 1ae4ff72d3
4 changed files with 45 additions and 33 deletions
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15
source/BitmapPrinter.cpp
View File

@ -348,15 +348,16 @@ void RenderD7::BitmapPrinter::DrawDebugChar(u32 posX, u32 posY, int t_size, u32
void RenderD7::BitmapPrinter::DrawChar(int posX, int posY, float t_size, u32 color, char character, RenderD7::NFontApi font)
{
for(int y = 0; y < font.GetGlyphHeight(RenderD7::utf8_decode(RenderD7::IntToUtf8((int)character).c_str())); y++)
for(int y = 0; y < font.GetGlyphHeight(character); y++)
{
char charPos = (char)font.GetGlyphBitmap(RenderD7::utf8_decode(RenderD7::IntToUtf8((int)character).c_str()))[character * font.GetGlyphHeight(RenderD7::utf8_decode(RenderD7::IntToUtf8((int)character).c_str())) + y];
for(int x = 0; x < font.GetGlyphWidth(RenderD7::utf8_decode(RenderD7::IntToUtf8((int)character).c_str())); x++)
if(((charPos >> (font.GetGlyphWidth(RenderD7::utf8_decode(RenderD7::IntToUtf8((int)character).c_str()) - 1) - x)) & 1) == 1)
for(int x = 0; x < font.GetGlyphWidth(character); x++)
{
if(((font.GetGlyphBitmap(character)[font.GetGlyphHeight(character) + y] >> (font.GetGlyphWidth(character - 1) - x)) & 1) == 1)
{
DrawPixel(posX + x + 1, posY + y + 1, UNPACK_BGRA(color));
}
}
}
}
@ -420,14 +421,14 @@ void RenderD7::BitmapPrinter::DrawText(int x, int y, float t_size, u32 color, st
default:
//Make sure we never get out of the screen
if(line_i >= (((u32)this->bitmap.bmp_info_header.width) - (u32)x) / (u32)(font.GetGlyphWidth(RenderD7::utf8_decode(&text[i]))*t_size))
if(line_i >= (((u32)this->bitmap.bmp_info_header.width) - (u32)x) / (u32)(font.GetGlyphWidth(text[i])))
{
y += (SPACING_Y*t_size);
line_i = 1; //Little offset so we know the same text continues
if(text[i] == ' ') break; //Spaces at the start look weird
}
this->DrawChar(x + line_i * (font.GetGlyphWidth(RenderD7::utf8_decode(&text[i])*t_size)), y, t_size, color, text[i], font);
this->DrawChar(x + line_i * (font.GetGlyphWidth(text[i])), y, t_size, color, text[i], font);
line_i++;
break;

30
source/NFontApi.cpp
View File

@ -2,6 +2,9 @@
#define STB_TRUETYPE_IMPLEMENTATION // force following include to generate implementation
#include <renderd7/external/stb_truetype.h>
#define STB_IMAGE_WRITE_IMPLEMENTATION
#include <renderd7/external/stb_image_write.h>
RenderD7::NFontApi::NFontApi()
{
@ -32,39 +35,42 @@ void RenderD7::NFontApi::LoadTTF(std::string path)
return;
}
status+="success!\n";
b_h = 128;
b_w = 512;
l_h = 24; /* line height */
scale = stbtt_ScaleForPixelHeight(&font, l_h);
stbtt_GetFontVMetrics(&font, &ascent,&decent,0);
stbtt_GetFontVMetrics(&font, &ascent,&decent,&linegap);
linespace = scale * (ascent - decent + linegap);
baseline = (int) (ascent*scale);
height = (int) ((ascent - decent)*scale);
}
std::vector<unsigned char> RenderD7::NFontApi::GetGlyphBitmap(int glyph)
unsigned char* RenderD7::NFontApi::GetGlyphBitmap(char glyph)
{
stbtt_GetGlyphBitmapBox(&font, glyph, scale, scale, &x0, &y0, &x1, &y1);
//stbtt_GetGlyphBitmapBox(&font, glyph, scale, scale, &x0, &y0, &x1, &y1);
stbtt_GetCodepointBitmapBox(&font, glyph, scale, scale, &x0, &y0, &x1, &y1);
w = x1-x0;
h = y1-y0;
std::vector<unsigned char> bitmap;
bitmap.resize(h*w);
stbtt_MakeGlyphBitmap(&font, bitmap.data(), w, h, w, scale, scale, glyph);
unsigned char* bitmap;
bitmap = stbtt_GetCodepointBitmap(&font, scale, scale, glyph, &w, &h, 0, 0);
return bitmap;
}
int RenderD7::NFontApi::GetGlyphHeight(int glyph)
int RenderD7::NFontApi::GetGlyphHeight(char glyph)
{
stbtt_GetGlyphBitmapBox(&font, glyph, scale, scale, &x0, &y0, &x1, &y1);
stbtt_GetCodepointBitmapBox(&font, glyph, scale, scale, &x0, &y0, &x1, &y1);
w = x1-x0;
h = y1-y0;
return h;
}
int RenderD7::NFontApi::GetGlyphWidth(int glyph)
int RenderD7::NFontApi::GetGlyphWidth(char glyph)
{
stbtt_GetGlyphBitmapBox(&font, glyph, scale, scale, &x0, &y0, &x1, &y1);
stbtt_GetCodepointBitmapBox(&font, glyph, scale, scale, &x0, &y0, &x1, &y1);
w = x1-x0;
h = y1-y0;
return w;
}
}