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Added depth control, sample mask, and read-only depth/stencil attachments. (#3971)

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This commit is contained in:
Branimir Karadžić
2026-09-11 05:22:53 +00:00
committed by GitHub
parent a5a3d30421
commit 2e51cb6aa9
36 changed files with 1996 additions and 355 deletions
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src/bgfx.cpp
+59 -16
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@@ -2195,7 +2195,6 @@ namespace bgfx
BX_TRACE("\t[%c] Capture", 0 != (reset & BGFX_RESET_CAPTURE) ? 'x' : ' ');
BX_TRACE("\t[%c] Flush After Render", 0 != (reset & BGFX_RESET_FLUSH_AFTER_RENDER) ? 'x' : ' ');
BX_TRACE("\t[%c] Flip After Render", 0 != (reset & BGFX_RESET_FLIP_AFTER_RENDER) ? 'x' : ' ');
BX_TRACE("\t[%c] Depth Clamp", 0 != (reset & BGFX_RESET_DEPTH_CLAMP) ? 'x' : ' ');
BX_TRACE("\t[%c] Suspend", 0 != (reset & BGFX_RESET_SUSPEND) ? 'x' : ' ');
}
@@ -3917,10 +3916,10 @@ namespace bgfx
FrameBufferHandle handle;
_cmdbuf.read(handle);
bool window;
_cmdbuf.read(window);
uint8_t type;
_cmdbuf.read(type);
if (window)
if (1 == type) // window (nwh) swap chain
{
m_renderCtx->createFrameBuffer(handle, readSwapChain(_cmdbuf) );
}
@@ -4146,14 +4145,14 @@ namespace bgfx
swapChain.numBackBuffers = 2;
}
void Attachment::init(TextureHandle _handle, Access::Enum _access, uint16_t _layer, uint16_t _numLayers, uint16_t _mip, uint8_t _resolve)
void Attachment::init(TextureHandle _handle, Access::Enum _access, uint16_t _layer, uint16_t _numLayers, uint16_t _mip, uint8_t _flags)
{
access = _access;
handle = _handle;
mip = _mip;
layer = _layer;
numLayers = _numLayers;
resolve = _resolve;
flags = _flags;
}
bool init(const Init& _userInit)
@@ -4360,6 +4359,11 @@ namespace bgfx
BGFX_ENCODER(setStencil(_fstencil, _bstencil) );
}
void Encoder::setSampleMask(uint32_t _mask)
{
BGFX_ENCODER(setSampleMask(_mask) );
}
uint16_t Encoder::setScissor(uint16_t _x, uint16_t _y, uint16_t _width, uint16_t _height)
{
return BGFX_ENCODER(setScissor(_x, _y, _width, _height) );
@@ -4370,6 +4374,16 @@ namespace bgfx
BGFX_ENCODER(setScissor(_cache) );
}
uint16_t Encoder::setDepthControl(int32_t _constant, float _slopeScale, float _clamp, bool _depthClamp)
{
return BGFX_ENCODER(setDepthControl(_constant, _slopeScale, _clamp, _depthClamp) );
}
void Encoder::setDepthControl(uint16_t _cache)
{
BGFX_ENCODER(setDepthControl(_cache) );
}
uint32_t Encoder::setTransform(const void* _mtx, uint16_t _num)
{
return BGFX_ENCODER(setTransform(_mtx, _num) );
@@ -5661,13 +5675,13 @@ namespace bgfx
);
BGFX_ERROR_CHECK(
0 == (at.resolve & BGFX_RESOLVE_AUTO_GEN_MIPS)
0 == (at.flags & BGFX_ATTACHMENT_AUTO_GEN_MIPS)
, _err
, BGFX_ERROR_FRAME_BUFFER_VALIDATION
, "Frame buffer depth attachment cannot use `BGFX_RESOLVE_AUTO_GEN_MIPS`. Depth textures do not support MSAA resolve."
, "Frame buffer depth attachment cannot use `BGFX_ATTACHMENT_AUTO_GEN_MIPS`. Depth textures do not support MSAA resolve."
, "Attachment %d, resolve flags 0x%02x."
, ii
, at.resolve
, at.flags
);
}
else
@@ -5696,12 +5710,12 @@ namespace bgfx
);
BGFX_ERROR_CHECK(true
&& (0 == (at.resolve & BGFX_RESOLVE_AUTO_GEN_MIPS)
&& (0 == (at.flags & BGFX_ATTACHMENT_AUTO_GEN_MIPS)
|| 1 == tr.m_numMips
|| 0 != (g_caps.formats[tr.m_format] & BGFX_CAPS_FORMAT_TEXTURE_MIP_AUTOGEN) )
, _err
, BGFX_ERROR_FRAME_BUFFER_VALIDATION
, "Frame buffer attachment with `BGFX_RESOLVE_AUTO_GEN_MIPS` requires a format supporting `BGFX_CAPS_FORMAT_TEXTURE_MIP_AUTOGEN`."
, "Frame buffer attachment with `BGFX_ATTACHMENT_AUTO_GEN_MIPS` requires a format supporting `BGFX_CAPS_FORMAT_TEXTURE_MIP_AUTOGEN`."
, "Attachment %d, format %s, num mips %d, format caps 0x%08x."
, ii
, getName(TextureFormat::Enum(tr.m_format) )
@@ -6435,8 +6449,8 @@ namespace bgfx
, 1
, 0
, !ref.hasMips() || ref.isDepth()
? BGFX_RESOLVE_NONE
: BGFX_RESOLVE_AUTO_GEN_MIPS
? BGFX_ATTACHMENT_NONE
: BGFX_ATTACHMENT_AUTO_GEN_MIPS
);
}
@@ -6588,10 +6602,10 @@ namespace bgfx
s_ctx->setViewName(_id, bx::StringView(_name, _len) );
}
void setViewRect(ViewId _id, int16_t _x, int16_t _y, uint16_t _width, uint16_t _height)
void setViewRect(ViewId _id, int16_t _x, int16_t _y, uint16_t _width, uint16_t _height, float _minDepth, float _maxDepth)
{
BX_ASSERT(checkView(_id), "Invalid view id: %d", _id);
s_ctx->setViewRect(_id, _x, _y, _width, _height);
s_ctx->setViewRect(_id, _x, _y, _width, _height, _minDepth, _maxDepth);
}
void setViewRect(ViewId _id, int16_t _x, int16_t _y, BackbufferRatio::Enum _ratio)
@@ -6610,6 +6624,18 @@ namespace bgfx
s_ctx->setViewScissor(_id, _x, _y, _width, _height);
}
void setViewDepthBias(ViewId _id, int32_t _constant, float _slopeScale, float _clamp)
{
BX_ASSERT(checkView(_id), "Invalid view id: %d", _id);
s_ctx->setViewDepthBias(_id, _constant, _slopeScale, _clamp);
}
void setViewSampleMask(ViewId _id, uint32_t _mask)
{
BX_ASSERT(checkView(_id), "Invalid view id: %d", _id);
s_ctx->setViewSampleMask(_id, _mask);
}
void setViewClear(ViewId _id, uint16_t _flags, uint32_t _rgba, float _depth, uint8_t _stencil)
{
BX_ASSERT(checkView(_id), "Invalid view id: %d", _id);
@@ -6687,6 +6713,12 @@ namespace bgfx
s_ctx->m_encoder0->setStencil(_fstencil, _bstencil);
}
void setSampleMask(uint32_t _mask)
{
BGFX_CHECK_ENCODER0();
s_ctx->m_encoder0->setSampleMask(_mask);
}
uint16_t setScissor(uint16_t _x, uint16_t _y, uint16_t _width, uint16_t _height)
{
BGFX_CHECK_ENCODER0();
@@ -6699,6 +6731,18 @@ namespace bgfx
s_ctx->m_encoder0->setScissor(_cache);
}
uint16_t setDepthControl(int32_t _constant, float _slopeScale, float _clamp, bool _depthClamp)
{
BGFX_CHECK_ENCODER0();
return s_ctx->m_encoder0->setDepthControl(_constant, _slopeScale, _clamp, _depthClamp);
}
void setDepthControl(uint16_t _cache)
{
BGFX_CHECK_ENCODER0();
s_ctx->m_encoder0->setDepthControl(_cache);
}
uint32_t setTransform(const void* _mtx, uint16_t _num)
{
BGFX_CHECK_ENCODER0();
@@ -7164,7 +7208,6 @@ static_assert(FLAGS_MASK_TEST(0
| BGFX_RESET_CAPTURE
| BGFX_RESET_FLUSH_AFTER_RENDER
| BGFX_RESET_FLIP_AFTER_RENDER
| BGFX_RESET_DEPTH_CLAMP
| BGFX_RESET_SUSPEND
| BGFX_RESET_RESERVED_MASK
)