Fixed writing to a2b10g10r10

The code was using the LSB instead of the MSB. Added shifts to fix the issue. Change-Id: I6bdfc367c6daea98b0dd8878ea9c0076574206f5 Tests: dEQP-VK.renderpass.suballocation.multisample.a2b10g10r10_unorm_pack32.samples_4 Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/32789 Presubmit-Ready: Alexis Hétu <sugoi@google.com> Reviewed-by: Nicolas Capens <nicolascapens@google.com> Kokoro-Presubmit: kokoro <noreply+kokoro@google.com> Tested-by: Alexis Hétu <sugoi@google.com>

Fixed writing to a2b10g10r10
f9411ce3 · Alexis Hetu · Alexis Hétu · 42d64617 · f9411ce3
Commit f9411ce3 authored Jun 12, 2019 by Alexis Hetu Committed by Alexis Hétu Jun 12, 2019
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PixelRoutine.cpp src/Pipeline/PixelRoutine.cpp +4 -4

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--- a/src/Pipeline/PixelRoutine.cpp
+++ b/src/Pipeline/PixelRoutine.cpp
@@ -1328,10 +1328,10 @@ namespace sw
 			break;
 		case VK_FORMAT_A2B10G10R10_UNORM_PACK32:
 		{
-			auto r = Int4(current.x) & Int4(0x3ff);
+			auto r = (Int4(current.x) >> 6) & Int4(0x3ff);
-			auto g = Int4(current.y) & Int4(0x3ff);
+			auto g = (Int4(current.y) >> 6) & Int4(0x3ff);
-			auto b = Int4(current.z) & Int4(0x3ff);
+			auto b = (Int4(current.z) >> 6) & Int4(0x3ff);
-			auto a = Int4(current.w) & Int4(0x3);
+			auto a = (Int4(current.w) >> 14) & Int4(0x3);
 			Int4 packed = (a << 30) | (b << 20) | (g << 10) | r;
 			auto c02 = As<Int2>(Int4(packed.xzzz)); // TODO: auto c02 = packed.xz;
 			auto c13 = As<Int2>(Int4(packed.ywww)); // TODO: auto c13 = packed.yw;