commit 1ae513ae5cdde3f044680bef8d32058c65622c42
author Adam Sawicki <Adam.Sawicki@amd.com> Thu Dec 06 12:49:52 2018 +0100
committer Adam Sawicki <Adam.Sawicki@amd.com> Thu Dec 06 12:49:52 2018 +0100
tree d08efa7339e36c872881abdcaddd28288f84acc6
parent 4a2be4ee40f0e48b07f52cdd42b5b6e49669108d

Sparse binding test: added textures with mip maps.

src/SparseBindingTest.cpp

diff --git a/src/SparseBindingTest.cpp b/src/SparseBindingTest.cpp
index c953a05..3722523 100644
--- a/src/SparseBindingTest.cpp
+++ b/src/SparseBindingTest.cpp
@@ -22,6 +22,19 @@
 ////////////////////////////////////////////////////////////////////////////////

 // Class definitions

 

+static uint32_t CalculateMipMapCount(uint32_t width, uint32_t height, uint32_t depth)

+{

+    uint32_t mipMapCount = 1;

+    while(width > 1 || height > 1 || depth > 1)

+    {

+        ++mipMapCount;

+        width  /= 2;

+        height /= 2;

+        depth  /= 2;

+    }

+    return mipMapCount;

+}

+

 class BaseImage

 {

 public:

@@ -85,13 +98,16 @@
     constexpr uint32_t imageSizeMin = 8;

     constexpr uint32_t imageSizeMax = 2048;

 

+    const bool useMipMaps = rand.Generate() % 2 != 0;

+

     ZeroMemory(&m_CreateInfo, sizeof(m_CreateInfo));

     m_CreateInfo.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO;

     m_CreateInfo.imageType = VK_IMAGE_TYPE_2D;

     m_CreateInfo.extent.width = rand.Generate() % (imageSizeMax - imageSizeMin) + imageSizeMin;

     m_CreateInfo.extent.height = rand.Generate() % (imageSizeMax - imageSizeMin) + imageSizeMin;

     m_CreateInfo.extent.depth = 1;

-    m_CreateInfo.mipLevels = 1; // TODO ?

+    m_CreateInfo.mipLevels = useMipMaps ?

+        CalculateMipMapCount(m_CreateInfo.extent.width, m_CreateInfo.extent.height, m_CreateInfo.extent.depth) : 1;

     m_CreateInfo.arrayLayers = 1;

     m_CreateInfo.format = VK_FORMAT_R8G8B8A8_UNORM;

     m_CreateInfo.tiling = VK_IMAGE_TILING_OPTIMAL;