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Explicitly disable GL blending for lines.

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This commit is contained in:
Mark Watkins 2012-01-02 18:06:08 +10:00
parent a1e62ed695
commit c4a238c45f
1 changed files with 12 additions and 4 deletions
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16
Graphs/gGraphView.cpp
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@ -309,10 +309,14 @@ void GLShortBuffer::draw()
bool antialias=m_forceantialias || (PROFILE.ExistsAndTrue("UseAntiAliasing") && m_antialias); bool antialias=m_forceantialias || (PROFILE.ExistsAndTrue("UseAntiAliasing") && m_antialias);
if (m_stippled) antialias=false; if (m_stippled) antialias=false;
float size=m_size; float size=m_size;
if (antialias) {
glEnable(GL_BLEND);
glBlendFunc(m_blendfunc1, m_blendfunc2); if (antialias) {
if (m_type==GL_LINES || m_type==GL_LINE_LOOP) {
glEnable(GL_ALPHA_TEST);
} else {
glEnable(GL_BLEND);
glBlendFunc(m_blendfunc1, m_blendfunc2);
}
//glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_TRUE); //glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_TRUE);
if (m_type==GL_LINES || m_type==GL_LINE_LOOP) { if (m_type==GL_LINES || m_type==GL_LINE_LOOP) {
glEnable(GL_LINE_SMOOTH); glEnable(GL_LINE_SMOOTH);
@ -382,7 +386,11 @@ void GLShortBuffer::draw()
} else if (m_type==GL_POLYGON) { } else if (m_type==GL_POLYGON) {
glDisable(GL_POLYGON_SMOOTH); glDisable(GL_POLYGON_SMOOTH);
} }
glDisable(GL_BLEND); if (m_type==GL_LINES || m_type==GL_LINE_LOOP) {
glDisable(GL_ALPHA_TEST);
} else {
glDisable(GL_BLEND);
}
} }
} }
} }