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OpenGL: Ensure a VAO is bound before calling user render callback

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reuk 2023-08-01 13:41:16 +01:00
parent e4b8569b12
commit 17deafbb0d
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2 changed files with 3 additions and 4 deletions
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1
examples/GUI/OpenGLDemo.h
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@ -763,6 +763,7 @@ public:
controlsOverlay.reset (new DemoControlsOverlay (*this));
addAndMakeVisible (controlsOverlay.get());
openGLContext.setOpenGLVersionRequired (OpenGLContext::openGL3_2);
openGLContext.setRenderer (this);
openGLContext.attachTo (*this);
openGLContext.setContinuousRepainting (true);

6
modules/juce_opengl/opengl/juce_OpenGLContext.cpp
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@ -195,9 +195,6 @@ public:
if (context.renderer != nullptr)
context.renderer->openGLContextClosing();
if (vertexArrayObject != 0)
context.extensions.glDeleteVertexArrays (1, &vertexArrayObject);
associatedObjectNames.clear();
associatedObjects.clear();
cachedImageFrameBuffer.release();
@ -400,6 +397,8 @@ public:
if (context.renderer != nullptr)
{
OpenGLRendering::SavedBinding<OpenGLRendering::TraitsVAO> vaoBinding;
glViewport (0, 0, viewportArea.getWidth(), viewportArea.getHeight());
context.currentRenderScale = currentAreaAndScale.scale;
context.renderer->renderOpenGL();
@ -955,7 +954,6 @@ public:
RectangleList<int> validArea;
Rectangle<int> lastScreenBounds;
AffineTransform transform;
GLuint vertexArrayObject = 0;
LockedAreaAndScale areaAndScale;
StringArray associatedObjectNames;