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Cleanup rendering code

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This commit is contained in:
Emma Broman
2020-09-16 11:19:55 +02:00
parent 0b4593a194
commit 2483d4a3fb
1 changed files with 5 additions and 25 deletions
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modules/exoplanets/rendering/renderableorbitdisc.cpp
+5 -25
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@@ -34,6 +34,7 @@
#include <ghoul/logging/logmanager.h>
#include <ghoul/filesystem/filesystem.h>
#include <ghoul/io/texture/texturereader.h>
#include <ghoul/opengl/openglstatecache.h>
#include <ghoul/opengl/programobject.h>
#include <ghoul/opengl/texture.h>
#include <ghoul/opengl/textureunit.h>
@@ -222,41 +223,20 @@ void RenderableOrbitdisc::render(const RenderData& data, RendererTasks&) {
_texture->bind();
_shader->setUniform(_uniformCache.texture, unit);
GLboolean blendEnabled = glIsEnabledi(GL_BLEND, 0);
GLenum blendEquationRGB;
GLenum blendEquationAlpha;
GLenum blendDestAlpha;
GLenum blendDestRGB;
GLenum blendSrcAlpha;
GLenum blendSrcRGB;
glGetIntegerv(GL_BLEND_EQUATION_RGB, &blendEquationRGB);
glGetIntegerv(GL_BLEND_EQUATION_ALPHA, &blendEquationAlpha);
glGetIntegerv(GL_BLEND_DST_ALPHA, &blendDestAlpha);
glGetIntegerv(GL_BLEND_DST_RGB, &blendDestRGB);
glGetIntegerv(GL_BLEND_SRC_ALPHA, &blendSrcAlpha);
glGetIntegerv(GL_BLEND_SRC_RGB, &blendSrcRGB);
glEnablei(GL_BLEND, 0);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glDepthMask(false);
glEnable(GL_DEPTH_TEST);
glDisable(GL_CULL_FACE);
glBindVertexArray(_quad);
glDrawArrays(GL_TRIANGLES, 0, 6);
glEnable(GL_CULL_FACE);
_shader->deactivate();
// Restores blending state
glBlendEquationSeparate(blendEquationRGB, blendEquationAlpha);
glBlendFuncSeparate(blendSrcRGB, blendDestRGB, blendSrcAlpha, blendDestAlpha);
glDepthMask(true);
if (!blendEnabled) {
glDisablei(GL_BLEND, 0);
}
// Restores GL State
global::renderEngine.openglStateCache().resetBlendState();
global::renderEngine.openglStateCache().resetDepthState();
global::renderEngine.openglStateCache().resetPolygonAndClippingState();
}
void RenderableOrbitdisc::update(const UpdateData& data) {