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Fixed transient buffer availability wrap, D3D12 releases resources sooner. Closes #4088. (#4093)

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This commit is contained in:
Branimir Karadžić
2026-10-25 19:38:42 -07:00
committed by GitHub
parent a86ec2b31d
commit fe9bbdec66
2 changed files with 17 additions and 16 deletions
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src/bgfx_p.h
+12 -16
View File
@@ -4431,18 +4431,16 @@ namespace bgfx
uint32_t getAvailTransientIndexBuffer(uint32_t _num, uint16_t _indexSize)
{
const uint32_t offset = bx::strideAlign(m_iboffset, _indexSize);
uint32_t iboffset = offset + _num*_indexSize;
iboffset = bx::min<uint32_t>(iboffset, g_caps.limits.maxTransientIbSize);
const uint32_t num = (iboffset-offset)/_indexSize;
return num;
const uint64_t offset = bx::strideAlign(m_iboffset, _indexSize);
const uint64_t iboffset = bx::min<uint64_t>(offset + uint64_t(_num)*_indexSize, g_caps.limits.maxTransientIbSize);
return uint32_t(bx::max(iboffset, offset) - offset)/_indexSize;
}
uint32_t allocTransientIndexBuffer(uint32_t& _num, uint16_t _indexSize)
{
uint32_t offset = bx::strideAlign(m_iboffset, _indexSize);
uint32_t num = getAvailTransientIndexBuffer(_num, _indexSize);
m_iboffset = offset + num*_indexSize;
const uint32_t offset = bx::strideAlign(m_iboffset, _indexSize);
const uint32_t num = getAvailTransientIndexBuffer(_num, _indexSize);
m_iboffset = 0 == num ? m_iboffset : offset + num*_indexSize;
_num = num;
return offset;
@@ -4450,18 +4448,16 @@ namespace bgfx
uint32_t getAvailTransientVertexBuffer(uint32_t _num, uint16_t _stride)
{
uint32_t offset = bx::strideAlign(m_vboffset, _stride);
uint32_t vboffset = offset + _num * _stride;
vboffset = bx::min<uint32_t>(vboffset, g_caps.limits.maxTransientVbSize);
uint32_t num = (vboffset-offset)/_stride;
return num;
const uint64_t offset = bx::strideAlign(m_vboffset, _stride);
const uint64_t vboffset = bx::min<uint64_t>(offset + uint64_t(_num)*_stride, g_caps.limits.maxTransientVbSize);
return uint32_t(bx::max(vboffset, offset) - offset)/_stride;
}
uint32_t allocTransientVertexBuffer(uint32_t& _num, uint16_t _stride)
{
uint32_t offset = bx::strideAlign(m_vboffset, _stride);
uint32_t num = getAvailTransientVertexBuffer(_num, _stride);
m_vboffset = offset + num * _stride;
const uint32_t offset = bx::strideAlign(m_vboffset, _stride);
const uint32_t num = getAvailTransientVertexBuffer(_num, _stride);
m_vboffset = 0 == num ? m_vboffset : offset + num*_stride;
_num = num;
return offset;
src/renderer_d3d12.cpp
+5
View File
@@ -5937,6 +5937,11 @@ namespace bgfx { namespace d3d12
if (!_finishAll
&& _waitFence <= m_completedFence)
{
while (0 < m_control.getNumUsed()
&& consume(0) )
{
}
return;
}
}