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Add alternative for rendering checkerboard with pure clears

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* For some reason the checkerboard pipeline fails to create on Mali-G71
  so we fall back to just clearing with many many rects.
This commit is contained in:
baldurk
2018-01-02 15:18:14 +00:00
parent 65724841b6
commit 4496e4ff32
1 changed files with 63 additions and 18 deletions
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renderdoc/driver/vulkan/vk_replay.cpp
+63 -18
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@@ -1613,25 +1613,26 @@ void VulkanReplay::RenderCheckerboard()
uint32_t uboOffs = 0;
Vec4f *data = (Vec4f *)GetDebugManager()->m_CheckerboardUBO.Map(&uboOffs);
data[0] = RenderDoc::Inst().LightCheckerboardColor();
data[1] = RenderDoc::Inst().DarkCheckerboardColor();
GetDebugManager()->m_CheckerboardUBO.Unmap();
VkRenderPassBeginInfo rpbegin = {
VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO,
NULL,
Unwrap(outw.rp),
Unwrap(outw.fb),
{{
0, 0,
},
{m_DebugWidth, m_DebugHeight}},
0,
NULL,
};
vt->CmdBeginRenderPass(Unwrap(cmd), &rpbegin, VK_SUBPASS_CONTENTS_INLINE);
if(GetDebugManager()->m_CheckerboardPipeline != VK_NULL_HANDLE)
{
VkRenderPassBeginInfo rpbegin = {
VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO,
NULL,
Unwrap(outw.rp),
Unwrap(outw.fb),
{{
0, 0,
},
{m_DebugWidth, m_DebugHeight}},
0,
NULL,
};
vt->CmdBeginRenderPass(Unwrap(cmd), &rpbegin, VK_SUBPASS_CONTENTS_INLINE);
Vec4f *data = (Vec4f *)GetDebugManager()->m_CheckerboardUBO.Map(&uboOffs);
data[0] = RenderDoc::Inst().LightCheckerboardColor();
data[1] = RenderDoc::Inst().DarkCheckerboardColor();
GetDebugManager()->m_CheckerboardUBO.Unmap();
vt->CmdBindPipeline(Unwrap(cmd), VK_PIPELINE_BIND_POINT_GRAPHICS,
outw.dsimg == VK_NULL_HANDLE
@@ -1645,8 +1646,52 @@ void VulkanReplay::RenderCheckerboard()
vt->CmdSetViewport(Unwrap(cmd), 0, 1, &viewport);
vt->CmdDraw(Unwrap(cmd), 4, 1, 0, 0);
vt->CmdEndRenderPass(Unwrap(cmd));
}
else
{
// some mobile chips fail to create the checkerboard pipeline. Use an alternate approach with
// CmdClearAttachment and many rects.
Vec4f lightCol = RenderDoc::Inst().LightCheckerboardColor();
Vec4f darkCol = RenderDoc::Inst().DarkCheckerboardColor();
VkClearAttachment light = {
VK_IMAGE_ASPECT_COLOR_BIT, 0, {{{lightCol.x, lightCol.y, lightCol.z, lightCol.w}}}};
VkClearAttachment dark = {
VK_IMAGE_ASPECT_COLOR_BIT, 0, {{{darkCol.x, darkCol.y, darkCol.z, darkCol.w}}}};
VkClearRect fullRect = {{
{0, 0}, {outw.width, outw.height},
},
0,
1};
vt->CmdClearAttachments(Unwrap(cmd), 1, &light, 1, &fullRect);
std::vector<VkClearRect> squares;
for(int32_t y = 0; y < (int32_t)outw.height; y += 128)
{
for(int32_t x = 0; x < (int32_t)outw.width; x += 128)
{
VkClearRect square = {{
{x, y}, {64, 64},
},
0,
1};
squares.push_back(square);
square.rect.offset.x += 64;
square.rect.offset.y += 64;
squares.push_back(square);
}
}
vt->CmdClearAttachments(Unwrap(cmd), 1, &dark, (uint32_t)squares.size(), squares.data());
}
vt->CmdEndRenderPass(Unwrap(cmd));
vkr = vt->EndCommandBuffer(Unwrap(cmd));
RDCASSERTEQUAL(vkr, VK_SUCCESS);