Fix the way we compute light positions

We were using worldBoundingVolume->center() but this has been changed
recently and a null bounding volume now cannot be transformed.

Instead just use the worldMatrix transform to compute the light position.

Change-Id: I55d5600cdf7c58a65c27bbe59c1a620c58dbb3a3
Reviewed-by: Mike Krus <mike.krus@kdab.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/src/render/renderers/opengl/renderer/renderview.cpp b/src/render/renderers/opengl/renderer/renderview.cpp
index 7fb1c5fb9..b102de9de 100644
--- a/src/render/renderers/opengl/renderer/renderview.cpp
+++ b/src/render/renderers/opengl/renderer/renderview.cpp
@@ -1010,7 +1010,8 @@ void RenderView::setShaderAndUniforms(RenderCommand *command,
                 if (lightIdx == MAX_LIGHTS)
                     break;
                 Entity *lightEntity = lightSource.entity;
-                const Vector3D worldPos = lightEntity->worldBoundingVolume()->center();
+                const Matrix4x4 lightWorldTransform = *(lightEntity->worldTransform());
+                const Vector3D worldPos = lightWorldTransform * Vector3D(0.0f, 0.0f, 0.0f);
                 for (Light *light : lightSource.lights) {
                     if (!light->isEnabled())
                         continue;