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Make sure the frustum that we use for culling contains the current camera

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This commit is contained in:
Andrzej Kapolka 2014-09-10 15:51:10 -07:00
parent 34ccc2ab7b
commit fe249ef348
3 changed files with 11 additions and 6 deletions
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3
interface/src/Application.cpp
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@ -2724,6 +2724,9 @@ void Application::displaySide(Camera& whichCamera, bool selfAvatarOnly) {
PerformanceWarning warn(Menu::getInstance()->isOptionChecked(MenuOption::PipelineWarnings), "Application::displaySide()");
// transform by eye offset
// load the view frustum
loadViewFrustum(whichCamera, _displayViewFrustum);
// flip x if in mirror mode (also requires reversing winding order for backface culling)
if (whichCamera.getMode() == CAMERA_MODE_MIRROR) {
glScalef(-1.0f, 1.0f, 1.0f);

2
interface/src/Application.h
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@ -192,6 +192,7 @@ public:
const AudioReflector* getAudioReflector() const { return &_audioReflector; }
Camera* getCamera() { return &_myCamera; }
ViewFrustum* getViewFrustum() { return &_viewFrustum; }
ViewFrustum* getDisplayViewFrustum() { return &_displayViewFrustum; }
ViewFrustum* getShadowViewFrustum() { return &_shadowViewFrustum; }
VoxelImporter* getVoxelImporter() { return &_voxelImporter; }
VoxelSystem* getVoxels() { return &_voxels; }
@ -486,6 +487,7 @@ private:
ViewFrustum _viewFrustum; // current state of view frustum, perspective, orientation, etc.
ViewFrustum _lastQueriedViewFrustum; /// last view frustum used to query octree servers (voxels, particles)
ViewFrustum _displayViewFrustum;
ViewFrustum _shadowViewFrustum;
quint64 _lastQueriedTime;

12
interface/src/MetavoxelSystem.cpp
View file

@ -133,7 +133,7 @@ const GLenum COLOR_NORMAL_DRAW_BUFFERS[] = { GL_COLOR_ATTACHMENT0, GL_COLOR_ATTA
void MetavoxelSystem::render() {
// update the frustum
ViewFrustum* viewFrustum = Application::getInstance()->getViewFrustum();
ViewFrustum* viewFrustum = Application::getInstance()->getDisplayViewFrustum();
_frustum.set(viewFrustum->getFarTopLeft(), viewFrustum->getFarTopRight(), viewFrustum->getFarBottomLeft(),
viewFrustum->getFarBottomRight(), viewFrustum->getNearTopLeft(), viewFrustum->getNearTopRight(),
viewFrustum->getNearBottomLeft(), viewFrustum->getNearBottomRight());
@ -2187,7 +2187,7 @@ private:
SpannerRenderVisitor::SpannerRenderVisitor(const MetavoxelLOD& lod) :
SpannerVisitor(QVector<AttributePointer>() << AttributeRegistry::getInstance()->getSpannersAttribute(),
QVector<AttributePointer>(), QVector<AttributePointer>(), QVector<AttributePointer>(),
lod, encodeOrder(Application::getInstance()->getViewFrustum()->getDirection())),
lod, encodeOrder(Application::getInstance()->getDisplayViewFrustum()->getDirection())),
_containmentDepth(INT_MAX) {
}
@ -2223,7 +2223,7 @@ private:
BufferRenderVisitor::BufferRenderVisitor(const AttributePointer& attribute) :
MetavoxelVisitor(QVector<AttributePointer>() << attribute),
_order(encodeOrder(Application::getInstance()->getViewFrustum()->getDirection())),
_order(encodeOrder(Application::getInstance()->getDisplayViewFrustum()->getDirection())),
_containmentDepth(INT_MAX) {
}
@ -2257,12 +2257,12 @@ void DefaultMetavoxelRendererImplementation::render(MetavoxelData& data, Metavox
float viewportWidth = viewport[VIEWPORT_WIDTH_INDEX];
float viewportHeight = viewport[VIEWPORT_HEIGHT_INDEX];
float viewportDiagonal = sqrtf(viewportWidth * viewportWidth + viewportHeight * viewportHeight);
float worldDiagonal = glm::distance(Application::getInstance()->getViewFrustum()->getNearBottomLeft(),
Application::getInstance()->getViewFrustum()->getNearTopRight());
float worldDiagonal = glm::distance(Application::getInstance()->getDisplayViewFrustum()->getNearBottomLeft(),
Application::getInstance()->getDisplayViewFrustum()->getNearTopRight());
_pointProgram.bind();
_pointProgram.setUniformValue(_pointScaleLocation, viewportDiagonal *
Application::getInstance()->getViewFrustum()->getNearClip() / worldDiagonal);
Application::getInstance()->getDisplayViewFrustum()->getNearClip() / worldDiagonal);
glEnableClientState(GL_VERTEX_ARRAY);
glEnableClientState(GL_COLOR_ARRAY);