void RenderText(GLfloat x, GLfloat y, const oglplus::String& text)
{
using namespace oglplus;
glyph_spacings.resize(text.size()+1);
text_glyphs.GetSpacing(
PathNVListMode::AccumAdjacentPairs,
text,
1.0f, 1.0f,
PathNVTransformType::TranslateX,
glyph_spacings
);
glyph_spacings.insert(glyph_spacings.begin(), 0);
dsa.ModelviewMatrix()
.LoadIdentity()
.Translate(x, y, 0);
text_glyphs.StencilFillInstanced(
text,
PathNVFillMode::CountUp,
0xFF,
PathNVTransformType::TranslateX,
glyph_spacings
);
text_glyphs.CoverFillInstanced(
text,
PathNVFillCoverMode::BoundingBoxOfBoundingBoxes,
PathNVTransformType::TranslateX,
glyph_spacings
);
}
void Render() {
using namespace oglplus;
gl.Clear().ColorBuffer().StencilBuffer();
glc.Color(0.2, 0.2, 1.0);
text_path.StencilFillInstanced(
glyph_indices,
PathNVFillMode::CountUp,
0xFF,
PathNVTransformType::TranslateX,
glyph_spacings);
text_path.CoverFillInstanced(
glyph_indices,
PathNVFillCoverMode::BoundingBoxOfBoundingBoxes,
PathNVTransformType::TranslateX,
glyph_spacings);
glc.Color(0.0, 0.0, 0.0);
text_path.StencilStrokeInstanced(
glyph_indices,
1,
~0,
PathNVTransformType::TranslateX,
glyph_spacings);
text_path.CoverStrokeInstanced(
glyph_indices,
PathNVStrokeCoverMode::ConvexHull,
PathNVTransformType::TranslateX,
glyph_spacings);
}