rhi: gl: take sample count from textures too for RTs

Rendering into a multisample texture (color or depth-stencil) is
supported, but the code only seems to pick up the sample count from
renderbuffers.

Pick-to: 6.7 6.6
Change-Id: I95a97debfebc7582f2026282384f6fb97aadfe23
Reviewed-by: Andy Nichols <andy.nichols@qt.io>

1 files changed, 2 insertions, 2 deletions

diff --git a/src/gui/rhi/qrhigles2.cpp b/src/gui/rhi/qrhigles2.cpp
index d42e72301b..29b6e60386 100644
--- a/src/gui/rhi/qrhigles2.cpp
+++ b/src/gui/rhi/qrhigles2.cpp
@@ -5728,7 +5728,7 @@ bool QGles2TextureRenderTarget::create()
             }
             if (attIndex == 0) {
                 d.pixelSize = rhiD->q->sizeForMipLevel(colorAtt.level(), texD->pixelSize());
-                d.sampleCount = 1;
+                d.sampleCount = texD->sampleCount();
             }
         } else if (renderBuffer) {
             QGles2RenderBuffer *rbD = QRHI_RES(QGles2RenderBuffer, renderBuffer);
@@ -5780,7 +5780,7 @@ bool QGles2TextureRenderTarget::create()
             }
             if (d.colorAttCount == 0) {
                 d.pixelSize = depthTexD->pixelSize();
-                d.sampleCount = 1;
+                d.sampleCount = depthTexD->sampleCount();
             }
         }
         d.dsAttCount = 1;