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multiply blend mode fix for spatial materials 

(cherry picked from commit 314a419511)
This commit is contained in:
Ben Hickling 2018-03-26 14:12:23 +01:00 committed by Hein-Pieter van Braam
parent 038c4d3a83
commit 71885e5ae4
1 changed files with 2 additions and 2 deletions
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4
drivers/gles3/rasterizer_scene_gles3.cpp
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@ -2085,9 +2085,9 @@ void RasterizerSceneGLES3::_render_list(RenderList::Element **p_elements, int p_
case RasterizerStorageGLES3::Shader::Spatial::BLEND_MODE_MUL: {
glBlendEquation(GL_FUNC_ADD);
if (storage->frame.current_rt && storage->frame.current_rt->flags[RasterizerStorage::RENDER_TARGET_TRANSPARENT]) {
glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
glBlendFuncSeparate(GL_DST_COLOR, GL_ZERO, GL_DST_ALPHA, GL_ZERO);
} else {
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glBlendFuncSeparate(GL_DST_COLOR, GL_ZERO, GL_ZERO, GL_ONE);
}
} break;