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Initial compute support.

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This commit is contained in:
Branimir Karadžić
2014-07-20 20:27:13 -07:00
parent 2db00e3351
commit 62b620a1a0
17 changed files with 1618 additions and 441 deletions
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115
src/bgfx.cpp
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@@ -644,12 +644,14 @@ namespace bgfx
}
if (BGFX_CONFIG_MAX_DRAW_CALLS-1 <= m_num
|| (0 == m_state.m_numVertices && 0 == m_state.m_numIndices) )
|| (0 == m_draw.m_numVertices && 0 == m_draw.m_numIndices) )
{
++m_numDropped;
return m_num;
}
m_constEnd = m_constantBuffer->getPos();
BX_WARN(invalidHandle != m_key.m_program, "Program with invalid handle");
if (invalidHandle != m_key.m_program)
{
@@ -657,18 +659,20 @@ namespace bgfx
m_key.m_view = _id;
m_key.m_seq = s_ctx->m_seq[_id] & s_ctx->m_seqMask[_id];
s_ctx->m_seq[_id]++;
uint64_t key = m_key.encode();
uint64_t key = m_key.encodeDraw();
m_sortKeys[m_num] = key;
m_sortValues[m_num] = m_numRenderStates;
m_sortValues[m_num] = m_numRenderItems;
++m_num;
m_state.m_constEnd = m_constantBuffer->getPos();
m_state.m_flags |= m_flags;
m_renderState[m_numRenderStates] = m_state;
++m_numRenderStates;
m_draw.m_constBegin = m_constBegin;
m_draw.m_constEnd = m_constEnd;
m_draw.m_flags |= m_flags;
m_renderItem[m_numRenderItems].draw = m_draw;
++m_numRenderItems;
}
m_state.clear();
m_draw.clear();
m_constBegin = m_constEnd;
m_flags = BGFX_STATE_NONE;
return m_num;
@@ -683,12 +687,14 @@ namespace bgfx
}
if (BGFX_CONFIG_MAX_DRAW_CALLS-1 <= m_num
|| (0 == m_state.m_numVertices && 0 == m_state.m_numIndices) )
|| (0 == m_draw.m_numVertices && 0 == m_draw.m_numIndices) )
{
m_numDropped += bx::uint32_cntbits(_viewMask);
return m_num;
}
m_constEnd = m_constantBuffer->getPos();
BX_WARN(invalidHandle != m_key.m_program, "Program with invalid handle");
if (invalidHandle != m_key.m_program)
{
@@ -702,24 +708,69 @@ namespace bgfx
m_key.m_view = id;
m_key.m_seq = s_ctx->m_seq[id] & s_ctx->m_seqMask[id];
s_ctx->m_seq[id]++;
uint64_t key = m_key.encode();
uint64_t key = m_key.encodeDraw();
m_sortKeys[m_num] = key;
m_sortValues[m_num] = m_numRenderStates;
m_sortValues[m_num] = m_numRenderItems;
++m_num;
}
m_state.m_constEnd = m_constantBuffer->getPos();
m_state.m_flags |= m_flags;
m_renderState[m_numRenderStates] = m_state;
++m_numRenderStates;
m_draw.m_constBegin = m_constBegin;
m_draw.m_constEnd = m_constEnd;
m_draw.m_flags |= m_flags;
m_renderItem[m_numRenderItems].draw = m_draw;
++m_numRenderItems;
}
m_state.clear();
m_draw.clear();
m_constBegin = m_constEnd;
m_flags = BGFX_STATE_NONE;
return m_num;
}
uint32_t Frame::dispatch(uint8_t _id, ProgramHandle _handle, uint16_t _numX, uint16_t _numY, uint16_t _numZ)
{
if (m_discard)
{
discard();
return m_num;
}
if (BGFX_CONFIG_MAX_DRAW_CALLS-1 <= m_num)
{
++m_numDropped;
return m_num;
}
m_constEnd = m_constantBuffer->getPos();
m_compute.m_numX = bx::uint16_max(_numX, 1);
m_compute.m_numY = bx::uint16_max(_numY, 1);
m_compute.m_numZ = bx::uint16_max(_numZ, 1);
m_key.m_program = _handle.idx;
if (invalidHandle != m_key.m_program)
{
m_key.m_depth = 0;
m_key.m_view = _id;
m_key.m_seq = s_ctx->m_seq[_id] & s_ctx->m_seqMask[_id];
s_ctx->m_seq[_id]++;
uint64_t key = m_key.encodeCompute();
m_sortKeys[m_num] = key;
m_sortValues[m_num] = m_numRenderItems;
++m_num;
m_compute.m_constBegin = m_constBegin;
m_compute.m_constEnd = m_constEnd;
m_renderItem[m_numRenderItems].compute = m_compute;
++m_numRenderItems;
}
m_compute.clear();
m_constBegin = m_constEnd;
return m_num;
}
void Frame::sort()
{
bx::radixSort64(m_sortKeys, s_ctx->m_tempKeys, m_sortValues, s_ctx->m_tempValues, m_num);
@@ -821,6 +872,7 @@ namespace bgfx
CAPS_FLAGS(BGFX_CAPS_RENDERER_MULTITHREADED),
CAPS_FLAGS(BGFX_CAPS_FRAGMENT_DEPTH),
CAPS_FLAGS(BGFX_CAPS_BLEND_INDEPENDENT),
CAPS_FLAGS(BGFX_CAPS_COMPUTE),
#undef CAPS_FLAGS
};
@@ -2113,6 +2165,19 @@ again:
return handle;
}
ProgramHandle createProgram(ShaderHandle _vsh, bool _destroyShaders)
{
BGFX_CHECK_MAIN_THREAD();
ProgramHandle handle = s_ctx->createProgram(_vsh);
if (_destroyShaders)
{
destroyShader(_vsh);
}
return handle;
}
void destroyProgram(ProgramHandle _handle)
{
BGFX_CHECK_MAIN_THREAD();
@@ -2592,6 +2657,24 @@ again:
return s_ctx->submitMask(_viewMask, _depth);
}
void setImage(uint8_t _stage, UniformHandle _sampler, TextureHandle _handle, uint8_t _mip, TextureFormat::Enum _format, Access::Enum _access)
{
BGFX_CHECK_MAIN_THREAD();
s_ctx->setImage(_stage, _sampler, _handle, _mip, _format, _access);
}
void setImage(uint8_t _stage, UniformHandle _sampler, FrameBufferHandle _handle, uint8_t _attachment, TextureFormat::Enum _format, Access::Enum _access)
{
BGFX_CHECK_MAIN_THREAD();
s_ctx->setImage(_stage, _sampler, _handle, _attachment, _format, _access);
}
void dispatch(uint8_t _id, ProgramHandle _handle, uint16_t _numX, uint16_t _numY, uint16_t _numZ)
{
BGFX_CHECK_MAIN_THREAD();
s_ctx->dispatch(_id, _handle, _numX, _numY, _numZ);
}
void discard()
{
BGFX_CHECK_MAIN_THREAD();