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mesa: fix polygon offset issue (bug #12061)

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Xiang, Haihao
2008-07-04 09:53:51 +08:00
parent 530df581dd
commit 0c1e96e6d3
1 changed files with 2 additions and 2 deletions
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src/mesa/tnl_dd/t_dd_tritmp.h
+2 -2
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@@ -267,7 +267,7 @@ static void TAG(triangle)( GLcontext *ctx, GLuint e0, GLuint e1, GLuint e2 )
GLfloat bc = b * ic;
if ( ac < 0.0f ) ac = -ac;
if ( bc < 0.0f ) bc = -bc;
offset += MAX2( ac, bc ) * ctx->Polygon.OffsetFactor;
offset += MAX2( ac, bc ) * ctx->Polygon.OffsetFactor / ctx->DrawBuffer->_MRD;
}
offset *= ctx->DrawBuffer->_MRD * (REVERSE_DEPTH ? -1.0 : 1.0);
}
@@ -539,7 +539,7 @@ static void TAG(quadr)( GLcontext *ctx,
GLfloat bc = b * ic;
if ( ac < 0.0f ) ac = -ac;
if ( bc < 0.0f ) bc = -bc;
offset += MAX2( ac, bc ) * ctx->Polygon.OffsetFactor;
offset += MAX2( ac, bc ) * ctx->Polygon.OffsetFactor / ctx->DrawBuffer->_MRD;
}
offset *= ctx->DrawBuffer->_MRD * (REVERSE_DEPTH ? -1.0 : 1.0);
}