FGFS-4.1/OpenSceneGraph
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Added support for multiple graphics contexts, submission from Max Rhiener.

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Alas changed the indenting to use 4 spaces instead of tabs, this irons out
differences when working under Windows and Unix, keeping the identing
consistent.
This commit is contained in:
Robert Osfield
2002-01-18 22:25:51 +00:00
parent 58ead9aead
commit 4fbf4db42e
39 changed files with 2579 additions and 2443 deletions
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80
src/osgText/FTBitmapGlyph.cpp
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@@ -1,32 +1,32 @@
#include "FTBitmapGlyph.h"
#include "FTBitmapGlyph.h"
FTBitmapGlyph::FTBitmapGlyph( FT_Glyph glyph)
: FTGlyph(),
destWidth(0),
destHeight(0),
data(0)
: FTGlyph(),
destWidth(0),
destHeight(0),
data(0)
{
// This function will always fail if the glyph's format isn't scalable????
FT_Error err = FT_Glyph_To_Bitmap( &glyph, ft_render_mode_mono, 0, 1);
if( err || ft_glyph_format_bitmap != glyph->format)
{return;}
// This function will always fail if the glyph's format isn't scalable????
FT_Error err = FT_Glyph_To_Bitmap( &glyph, ft_render_mode_mono, 0, 1);
if( err || ft_glyph_format_bitmap != glyph->format)
{return;}
FT_BitmapGlyph bitmap = (FT_BitmapGlyph)glyph;
FT_Bitmap* source = &bitmap->bitmap;
FT_BitmapGlyph bitmap = (FT_BitmapGlyph)glyph;
FT_Bitmap* source = &bitmap->bitmap;
//check the pixel mode
//ft_pixel_mode_grays
int srcWidth = source->width;
int srcHeight = source->rows;
int srcPitch = source->pitch;
//check the pixel mode
//ft_pixel_mode_grays
int srcWidth = source->width;
int srcHeight = source->rows;
int srcPitch = source->pitch;
advance = glyph->advance.x >> 16;
advance = glyph->advance.x >> 16;
pos.x = bitmap->left;
pos.y = srcHeight - bitmap->top;
pos.x = bitmap->left;
pos.y = srcHeight - bitmap->top;
// FIXME What about dest alignment?
destWidth = srcWidth;
destHeight = srcHeight;
@@ -35,39 +35,39 @@ FTBitmapGlyph::FTBitmapGlyph( FT_Glyph glyph)
for(int y = 0; y < srcHeight; ++y)
{
--destHeight;
for(int x = 0; x < srcPitch; ++x)
{
*( data + ( destHeight * srcPitch + x)) = *( source->buffer + ( y * srcPitch) + x);
}
--destHeight;
for(int x = 0; x < srcPitch; ++x)
{
*( data + ( destHeight * srcPitch + x)) = *( source->buffer + ( y * srcPitch) + x);
}
}
destHeight = srcHeight;
// discard glyph image (bitmap or not)
// Is this the right place to do this?
FT_Done_Glyph( glyph );
// discard glyph image (bitmap or not)
// Is this the right place to do this?
FT_Done_Glyph( glyph );
}
FTBitmapGlyph::~FTBitmapGlyph()
{
delete[] data;
delete[] data;
}
float FTBitmapGlyph::Render( const FT_Vector& pen)
{
if( data != 0 )
{
// Move the glyph origin
glBitmap( 0, 0, 0.0, 0.0, pen.x + pos.x, pen.y - pos.y, (const GLubyte *)0 );
if( data != 0 )
{
// Move the glyph origin
glBitmap( 0, 0, 0.0, 0.0, pen.x + pos.x, pen.y - pos.y, (const GLubyte *)0 );
glBitmap( destWidth, destHeight, 0.0f, 0.0, 0.0, 0.0, (const GLubyte *)data);
glBitmap( destWidth, destHeight, 0.0f, 0.0, 0.0, 0.0, (const GLubyte *)data);
// Restore the glyph origin
glBitmap( 0, 0, 0.0, 0.0, -pen.x - pos.x, -pen.y + pos.y, (const GLubyte *)0 );
}
return advance;
// Restore the glyph origin
glBitmap( 0, 0, 0.0, 0.0, -pen.x - pos.x, -pen.y + pos.y, (const GLubyte *)0 );
}
return advance;
}