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https://github.com/OpenSpace/OpenSpace.git
synced 2026-02-28 07:59:37 -06:00
@@ -695,24 +695,7 @@ void RenderableGalaxy::renderBillboards(const RenderData& data) {
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return;
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}
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// Saving current OpenGL state
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GLenum blendEquationRGB;
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GLenum blendEquationAlpha;
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GLenum blendDestAlpha;
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GLenum blendDestRGB;
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GLenum blendSrcAlpha;
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GLenum blendSrcRGB;
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GLboolean depthMask;
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glGetIntegerv(GL_BLEND_EQUATION_RGB, &blendEquationRGB);
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glGetIntegerv(GL_BLEND_EQUATION_ALPHA, &blendEquationAlpha);
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glGetIntegerv(GL_BLEND_DST_ALPHA, &blendDestAlpha);
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glGetIntegerv(GL_BLEND_DST_RGB, &blendDestRGB);
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glGetIntegerv(GL_BLEND_SRC_ALPHA, &blendSrcAlpha);
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glGetIntegerv(GL_BLEND_SRC_RGB, &blendSrcRGB);
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glGetBooleanv(GL_DEPTH_WRITEMASK, &depthMask);
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// Change OpenGL Blending and Depth states
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glBlendFunc(GL_SRC_ALPHA, GL_ONE);
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glDepthMask(false);
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glDisable(GL_DEPTH_TEST);
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@@ -764,14 +747,9 @@ void RenderableGalaxy::renderBillboards(const RenderData& data) {
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_billboardsProgram->deactivate();
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glEnable(GL_DEPTH_TEST);
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glDepthMask(true);
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glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
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// Restores OpenGL blending state
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glBlendEquationSeparate(blendEquationRGB, blendEquationAlpha);
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glBlendFuncSeparate(blendSrcRGB, blendDestRGB, blendSrcAlpha, blendDestAlpha);
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glDepthMask(depthMask);
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// Restores OpenGL Rendering State
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global::renderEngine->openglStateCache().resetBlendState();
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global::renderEngine->openglStateCache().resetDepthState();
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}
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float RenderableGalaxy::safeLength(const glm::vec3& vector) const {
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