Disable EXT_depth_textures on AMD D3D9 devices.

BUG=angle:839 Change-Id: Ia8c24db98a31141994e22b25efbdfddaa4eced49 Reviewed-on: https://chromium-review.googlesource.com/231996Reviewed-by: Jamie Madill <jmadill@chromium.org> Reviewed-by: Kenneth Russell <kbr@chromium.org> Tested-by: Geoff Lang <geofflang@chromium.org>

Disable EXT_depth_textures on AMD D3D9 devices.
149257f5 · Geoff Lang · 60305f14 · 149257f5
Commit 149257f5 authored Nov 26, 2014 by Geoff Lang
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renderer9_utils.cpp src/libANGLE/renderer/d3d/d3d9/renderer9_utils.cpp +7 -1

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--- a/src/libANGLE/renderer/d3d/d3d9/renderer9_utils.cpp
+++ b/src/libANGLE/renderer/d3d/d3d9/renderer9_utils.cpp
@@ -454,14 +454,20 @@ void GenerateCaps(IDirect3D9 *d3d9, IDirect3DDevice9 *device, D3DDEVTYPE deviceT
    extensions->mapBuffer = false;
    extensions->mapBufferRange = false;

-    // ATI cards on XP have problems with non-power-of-two textures.
    D3DADAPTER_IDENTIFIER9 adapterId = { 0 };
    if (SUCCEEDED(d3d9->GetAdapterIdentifier(adapter, 0, &adapterId)))
    {
+        // ATI cards on XP have problems with non-power-of-two textures.
        extensions->textureNPOT = !(deviceCaps.TextureCaps & D3DPTEXTURECAPS_POW2) &&
                                      !(deviceCaps.TextureCaps & D3DPTEXTURECAPS_CUBEMAP_POW2) &&
                                      !(deviceCaps.TextureCaps & D3DPTEXTURECAPS_NONPOW2CONDITIONAL) &&
                                      !(!isWindowsVistaOrGreater() && adapterId.VendorId == VENDOR_ID_AMD);
+
+        // Disable depth texture support on AMD cards (See ANGLE issue 839)
+        if (adapterId.VendorId == VENDOR_ID_AMD)
+        {
+            extensions->depthTextures = false;
+        }
    }
    else
    {