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Fixing blend functions for Framebuffer-based rendering

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This commit is contained in:
Alexander Bock
2015-04-28 22:10:56 +02:00
parent 11b0e98ec6
commit df5daa3021
2 changed files with 9 additions and 5 deletions
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src/rendering/renderengine.cpp
+5 -5
View File
@@ -459,11 +459,11 @@ namespace openspace {
glDisable(GL_BLEND);
#else
glEnable(GL_DEPTH_TEST);
glDisable(GL_DEPTH_TEST);
glDisable(GL_CULL_FACE);
glDisable(GL_BLEND);
// glEnable(GL_BLEND);
// glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
// glDisable(GL_CULL_FACE);
glEnable(GL_CULL_FACE);
// glDisable(GL_BLEND);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
#endif
// setup the camera for the current frame
src/rendering/stars/renderablestars.cpp
+4
View File
@@ -174,6 +174,8 @@ bool RenderableStars::deinitialize() {
}
void RenderableStars::render(const RenderData& data) {
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_DST_ALPHA);
_program->activate();
// @Check overwriting the scaling from the camera; error as parsec->meter conversion
@@ -217,6 +219,8 @@ void RenderableStars::render(const RenderData& data) {
glBindVertexArray(0);
_program->setIgnoreUniformLocationError(false);
_program->deactivate();
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
}
void RenderableStars::update(const UpdateData& data) {