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converted Font drawing to use display lists - should increase draw speed

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This commit is contained in:
Bill Meltsner
2010-08-23 21:24:16 -05:00
parent c06d5c3263
commit 34ac035c1b
4 changed files with 23 additions and 32 deletions
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src/modules/graphics/opengl/Glyph.cpp
+9 -26
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@@ -55,31 +55,6 @@ namespace opengl
data->release();
unload();
}
void Glyph::draw(float x, float y, float angle, float sx, float sy, float ox, float oy) const
{
static Matrix t;
t.setTransformation(x, y, angle, sx, sy, ox, oy);
if(texture != 0)
glBindTexture(GL_TEXTURE_2D,texture);
glPushMatrix();
glMultMatrixf((const GLfloat*)t.getElements());
glEnableClientState(GL_VERTEX_ARRAY);
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
glVertexPointer(2, GL_FLOAT, sizeof(vertex), (GLvoid*)&vertices[0].x);
glTexCoordPointer(2, GL_FLOAT, sizeof(vertex), (GLvoid*)&vertices[0].s);
glDrawArrays(GL_QUADS, 0, 4);
glDisableClientState(GL_TEXTURE_COORD_ARRAY);
glDisableClientState(GL_VERTEX_ARRAY);
glPopMatrix();
}
bool Glyph::load()
{
@@ -112,7 +87,15 @@ namespace opengl
0,
format,
GL_UNSIGNED_BYTE,
data->getData());
data->getData());
glEnableClientState(GL_VERTEX_ARRAY);
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
glVertexPointer(2, GL_FLOAT, sizeof(vertex), (GLvoid*)&vertices[0].x);
glTexCoordPointer(2, GL_FLOAT, sizeof(vertex), (GLvoid*)&vertices[0].s);
glDrawArrays(GL_QUADS, 0, 4);
glDisableClientState(GL_TEXTURE_COORD_ARRAY);
glDisableClientState(GL_VERTEX_ARRAY);
return true;
}