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Added setTexture view API. (#3728)

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This commit is contained in:
Branimir Karadžić
2026-06-06 10:34:02 -07:00
committed by GitHub
parent 69615a9a51
commit 11151de78d
25 changed files with 909 additions and 139 deletions
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71
src/renderer_mtl.cpp
View File

@@ -3645,6 +3645,13 @@ static_assert(BX_COUNTOF(s_accessNames) == Access::Count, "Invalid s_accessNames
{
MTL_RELEASE_W(m_ptrMips[ii], 0);
}
for (stl::unordered_map<uint64_t, MTL::Texture*>::iterator it = m_ptrViews.begin(), itEnd = m_ptrViews.end(); it != itEnd; ++it)
{
MTL::Texture* view = it->second;
MTL_RELEASE_W(view, 0);
}
m_ptrViews.clear();
}
void TextureMtl::overrideInternal(uintptr_t _ptr)
@@ -3760,11 +3767,11 @@ static_assert(BX_COUNTOF(s_accessNames) == Access::Count, "Invalid s_accessNames
}
}
void TextureMtl::commit(uint8_t _stage, bool _vertex, bool _fragment, uint32_t _flags, uint8_t _mip)
void TextureMtl::commit(uint8_t _stage, bool _vertex, bool _fragment, uint32_t _flags, uint8_t _mip, uint16_t _firstLayer, uint16_t _numLayers, uint8_t _firstMip, uint8_t _numMips)
{
if (_vertex)
{
MTL::Texture* p = _mip != UINT8_MAX ? getTextureMipLevel(_mip) : m_ptr;
MTL::Texture* p = _mip != UINT8_MAX ? getTextureMipLevel(_mip) : getTextureView(_firstLayer, _numLayers, _firstMip, _numMips);
s_renderMtl->m_renderCommandEncoder->setVertexTexture(p, _stage);
s_renderMtl->m_renderCommandEncoder->setVertexSamplerState(
0 == (BGFX_SAMPLER_INTERNAL_DEFAULT & _flags)
@@ -3776,7 +3783,7 @@ static_assert(BX_COUNTOF(s_accessNames) == Access::Count, "Invalid s_accessNames
if (_fragment)
{
MTL::Texture* p = _mip != UINT8_MAX ? getTextureMipLevel(_mip) : m_ptr;
MTL::Texture* p = _mip != UINT8_MAX ? getTextureMipLevel(_mip) : getTextureView(_firstLayer, _numLayers, _firstMip, _numMips);
s_renderMtl->m_renderCommandEncoder->setFragmentTexture(p, _stage);
s_renderMtl->m_renderCommandEncoder->setFragmentSamplerState(
0 == (BGFX_SAMPLER_INTERNAL_DEFAULT & _flags)
@@ -3787,6 +3794,55 @@ static_assert(BX_COUNTOF(s_accessNames) == Access::Count, "Invalid s_accessNames
}
}
MTL::Texture* TextureMtl::getTextureView(uint16_t _firstLayer, uint16_t _numLayers, uint8_t _firstMip, uint8_t _numMips)
{
if (NULL == m_ptr)
{
return NULL;
}
const uint32_t totalLayers = uint32_t(m_ptr->arrayLength() * (TextureCube == m_type ? 6 : 1) );
const uint8_t firstMip = bx::min<uint8_t>(_firstMip, uint8_t(m_numMips - 1) );
const uint8_t numMips = bx::min<uint8_t>(_numMips, uint8_t(m_numMips - firstMip) );
const uint32_t firstLayer = bx::min<uint32_t>(_firstLayer, totalLayers - 1);
const uint32_t numLayers = bx::min<uint32_t>(_numLayers, totalLayers - firstLayer);
const bool fullRange = 0 == firstMip
&& 0 == firstLayer
&& numMips >= m_numMips
&& numLayers >= totalLayers
;
if (fullRange)
{
return m_ptr;
}
const uint64_t key = 0
| uint64_t(firstMip)
| (uint64_t(numMips) << 8)
| (uint64_t(firstLayer) << 16)
| (uint64_t(numLayers) << 32)
;
stl::unordered_map<uint64_t, MTL::Texture*>::iterator it = m_ptrViews.find(key);
if (it != m_ptrViews.end() )
{
return it->second;
}
MTL::Texture* view = m_ptr->newTextureView(
m_ptr->pixelFormat()
, TextureCube == m_type ? (MTL::TextureType)MTL::TextureType2DArray : m_ptr->textureType()
, NS::Range::Make(firstMip, numMips)
, NS::Range::Make(firstLayer, numLayers)
);
m_ptrViews[key] = view;
return view;
}
MTL::Texture* TextureMtl::getTextureMipLevel(uint8_t _mip)
{
_mip = bx::clamp(_mip, 0, m_numMips);
@@ -5090,7 +5146,7 @@ static_assert(BX_COUNTOF(s_accessNames) == Access::Count, "Invalid s_accessNames
case Binding::Image:
{
TextureMtl& texture = m_textures[bind.m_idx];
m_computeCommandEncoder->setTexture(texture.getTextureMipLevel(bind.m_mip), stage);
m_computeCommandEncoder->setTexture(texture.getTextureMipLevel(bind.m_firstMip), stage);
}
break;
@@ -5509,7 +5565,7 @@ static_assert(BX_COUNTOF(s_accessNames) == Access::Count, "Invalid s_accessNames
, 0 != (bindingTypes[stage] & PipelineStateMtl::BindToVertexShader)
, 0 != (bindingTypes[stage] & PipelineStateMtl::BindToFragmentShader)
, bind.m_samplerFlags
, bind.m_mip
, bind.m_firstMip
);
}
break;
@@ -5522,6 +5578,11 @@ static_assert(BX_COUNTOF(s_accessNames) == Access::Count, "Invalid s_accessNames
, 0 != (bindingTypes[stage] & PipelineStateMtl::BindToVertexShader)
, 0 != (bindingTypes[stage] & PipelineStateMtl::BindToFragmentShader)
, bind.m_samplerFlags
, UINT8_MAX
, bind.m_firstLayer
, bind.m_numLayers
, bind.m_firstMip
, bind.m_numMips
);
}
break;