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EMI: Enable alpha blending for global alpha values of actors

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This fixes the problem, that all actors with a global alpha
value < 1.0f were not drawn with the correct transparency.
This commit is contained in:
Christian Krause 2014-09-17 01:30:40 +02:00
parent 1b5d84a713
commit 11fee3d1d4
2 changed files with 2 additions and 2 deletions
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2
engines/grim/gfx_opengl.cpp
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@ -752,7 +752,7 @@ void GfxOpenGL::drawEMIModelFace(const EMIModel *model, const EMIMeshFace *face)
glEnable(GL_TEXTURE_2D);
else
glDisable(GL_TEXTURE_2D);
if (face->_flags & EMIMeshFace::kAlphaBlend || face->_flags & EMIMeshFace::kUnknownBlend || _currentActor->hasLocalAlpha())
if (face->_flags & EMIMeshFace::kAlphaBlend || face->_flags & EMIMeshFace::kUnknownBlend || _currentActor->hasLocalAlpha() || _alpha < 1.0f)
glEnable(GL_BLEND);
glBegin(GL_TRIANGLES);