32-bit indices support WIP.
This commit is contained in:
parent
1824a3f5bd
commit
23114a821c
@ -225,6 +225,7 @@
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#define BGFX_BUFFER_COMPUTE_READ UINT8_C(0x01)
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#define BGFX_BUFFER_COMPUTE_WRITE UINT8_C(0x02)
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#define BGFX_BUFFER_ALLOW_RESIZE UINT8_C(0x04)
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#define BGFX_BUFFER_INDEX32 UINT8_C(0x08)
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#define BGFX_BUFFER_COMPUTE_READ_WRITE (BGFX_BUFFER_COMPUTE_READ | BGFX_BUFFER_COMPUTE_WRITE)
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///
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@ -316,6 +317,7 @@
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#define BGFX_CAPS_FRAGMENT_ORDERING UINT64_C(0x0000000000000200)
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#define BGFX_CAPS_SWAP_CHAIN UINT64_C(0x0000000000000400)
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#define BGFX_CAPS_HMD UINT64_C(0x0000000000000800)
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#define BGFX_CAPS_INDEX32 UINT64_C(0x0000000000001000)
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///
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#define BGFX_CAPS_FORMAT_TEXTURE_NONE UINT8_C(0x00)
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@ -887,6 +887,7 @@ namespace bgfx
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CAPS_FLAGS(BGFX_CAPS_FRAGMENT_ORDERING),
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CAPS_FLAGS(BGFX_CAPS_SWAP_CHAIN),
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CAPS_FLAGS(BGFX_CAPS_HMD),
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CAPS_FLAGS(BGFX_CAPS_INDEX32),
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#undef CAPS_FLAGS
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};
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22
src/bgfx_p.h
22
src/bgfx_p.h
@ -1378,8 +1378,9 @@ namespace bgfx
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void setIndexBuffer(const DynamicIndexBuffer& _dib, uint32_t _firstIndex, uint32_t _numIndices)
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{
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const uint32_t indexSize = 0 == (_dib.m_flags & BGFX_BUFFER_INDEX32) ? 2 : 4;
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m_draw.m_startIndex = _dib.m_startIndex + _firstIndex;
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m_draw.m_numIndices = bx::uint32_min(_numIndices, _dib.m_size/2);
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m_draw.m_numIndices = bx::uint32_min(_numIndices, _dib.m_size/indexSize);
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m_draw.m_indexBuffer = _dib.m_handle;
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}
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@ -2106,7 +2107,8 @@ namespace bgfx
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BGFX_API_FUNC(DynamicIndexBufferHandle createDynamicIndexBuffer(uint32_t _num, uint8_t _flags) )
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{
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DynamicIndexBufferHandle handle = BGFX_INVALID_HANDLE;
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uint32_t size = BX_ALIGN_16( (_num+1)*2);
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const uint32_t indexSize = 0 == (_flags & BGFX_BUFFER_INDEX32) ? 2 : 4;
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uint32_t size = BX_ALIGN_16( (_num+1)*indexSize);
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uint64_t ptr = 0;
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if (0 != (_flags & BGFX_BUFFER_COMPUTE_WRITE) )
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@ -2144,7 +2146,7 @@ namespace bgfx
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dib.m_handle.idx = uint16_t(ptr>>32);
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dib.m_offset = uint32_t(ptr);
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dib.m_size = size;
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dib.m_startIndex = strideAlign(dib.m_offset, 2)/2;
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dib.m_startIndex = strideAlign(dib.m_offset, indexSize)/indexSize;
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dib.m_flags = _flags;
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return handle;
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@ -2153,7 +2155,8 @@ namespace bgfx
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BGFX_API_FUNC(DynamicIndexBufferHandle createDynamicIndexBuffer(const Memory* _mem, uint8_t _flags) )
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{
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BX_CHECK(0 == (_flags & BGFX_BUFFER_COMPUTE_READ_WRITE), "Cannot initialize compute buffer from CPU.");
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DynamicIndexBufferHandle handle = createDynamicIndexBuffer(_mem->size/2, _flags);
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const uint32_t indexSize = 0 == (_flags & BGFX_BUFFER_INDEX32) ? 2 : 4;
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DynamicIndexBufferHandle handle = createDynamicIndexBuffer(_mem->size/indexSize, _flags);
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if (isValid(handle) )
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{
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updateDynamicIndexBuffer(handle, _mem);
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@ -2167,6 +2170,7 @@ namespace bgfx
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DynamicIndexBuffer& dib = m_dynamicIndexBuffers[_handle.idx];
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BX_CHECK(0 == (dib.m_flags & BGFX_BUFFER_COMPUTE_READ_WRITE), "Can't update GPU buffer from CPU.");
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const uint32_t indexSize = 0 == (dib.m_flags & BGFX_BUFFER_INDEX32) ? 2 : 4;
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if (dib.m_size < _mem->size
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&& 0 != (dib.m_flags & BGFX_BUFFER_ALLOW_RESIZE) )
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@ -2178,10 +2182,10 @@ namespace bgfx
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dib.m_handle.idx = uint16_t(ptr>>32);
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dib.m_offset = uint32_t(ptr);
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dib.m_size = _mem->size;
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dib.m_startIndex = strideAlign(dib.m_offset, 2)/2;
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dib.m_startIndex = strideAlign(dib.m_offset, indexSize)/indexSize;
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}
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uint32_t offset = dib.m_startIndex*2;
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uint32_t offset = dib.m_startIndex*indexSize;
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uint32_t size = bx::uint32_min(dib.m_size, _mem->size);
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BX_CHECK(_mem->size <= size, "Truncating dynamic index buffer update (size %d, mem size %d)."
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, size
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@ -2426,11 +2430,11 @@ namespace bgfx
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{
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uint32_t offset = m_submit->allocTransientIndexBuffer(_num);
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TransientIndexBuffer& dib = *m_submit->m_transientIb;
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TransientIndexBuffer& tib = *m_submit->m_transientIb;
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_tib->data = &dib.data[offset];
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_tib->data = &tib.data[offset];
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_tib->size = _num * 2;
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_tib->handle = dib.handle;
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_tib->handle = tib.handle;
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_tib->startIndex = strideAlign(offset, 2)/2;
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}
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@ -769,6 +769,7 @@ BX_PRAGMA_DIAGNOSTIC_POP();
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| (getIntelExtensions(m_device) ? BGFX_CAPS_FRAGMENT_ORDERING : 0)
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| BGFX_CAPS_SWAP_CHAIN
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| (m_ovr.isInitialized() ? BGFX_CAPS_HMD : 0)
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| BGFX_CAPS_INDEX32
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);
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g_caps.maxTextureSize = D3D11_REQ_TEXTURE2D_U_OR_V_DIMENSION;
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g_caps.maxFBAttachments = uint8_t(bx::uint32_min(D3D11_SIMULTANEOUS_RENDER_TARGET_COUNT, BGFX_CONFIG_MAX_FRAME_BUFFER_ATTACHMENTS) );
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@ -2366,6 +2367,7 @@ BX_PRAGMA_DIAGNOSTIC_POP();
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{
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m_uav = NULL;
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m_size = _size;
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m_flags = _flags;
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const bool needUav = 0 != (_flags & BGFX_BUFFER_COMPUTE_WRITE);
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const bool needSrv = 0 != (_flags & BGFX_BUFFER_COMPUTE_READ);
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@ -2381,9 +2383,13 @@ BX_PRAGMA_DIAGNOSTIC_POP();
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desc.MiscFlags = 0;
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desc.StructureByteStride = 0;
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DXGI_FORMAT format = _vertex
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const DXGI_FORMAT indexFormat = 0 == (_flags & BGFX_BUFFER_INDEX32)
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? DXGI_FORMAT_R16_UINT
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: DXGI_FORMAT_R32_UINT
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;
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const DXGI_FORMAT format = _vertex
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? DXGI_FORMAT_R32G32B32A32_FLOAT
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: DXGI_FORMAT_R16_UINT
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: indexFormat
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;
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ID3D11Device* device = s_renderD3D11->m_device;
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@ -2512,7 +2518,7 @@ BX_PRAGMA_DIAGNOSTIC_POP();
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: 0
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;
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BufferD3D11::create(_size, _data, _flags, stride);
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BufferD3D11::create(_size, _data, _flags, stride, true);
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}
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void ShaderD3D11::create(const Memory* _mem)
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@ -3690,7 +3696,10 @@ BX_PRAGMA_DIAGNOSTIC_POP();
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if (invalidHandle != handle)
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{
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const IndexBufferD3D11& ib = m_indexBuffers[handle];
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deviceCtx->IASetIndexBuffer(ib.m_ptr, DXGI_FORMAT_R16_UINT, 0);
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deviceCtx->IASetIndexBuffer(ib.m_ptr
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, 0 == (ib.m_flags & BGFX_BUFFER_INDEX32) ? DXGI_FORMAT_R16_UINT : DXGI_FORMAT_R32_UINT
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, 0
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);
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}
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else
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{
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@ -100,11 +100,12 @@ namespace bgfx { namespace d3d11
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: m_ptr(NULL)
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, m_srv(NULL)
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, m_uav(NULL)
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, m_flags(BGFX_BUFFER_NONE)
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, m_dynamic(false)
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{
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}
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void create(uint32_t _size, void* _data, uint8_t _flags, uint16_t _stride = 0, bool _vertex = true);
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void create(uint32_t _size, void* _data, uint8_t _flags, uint16_t _stride = 0, bool _vertex = false);
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void update(uint32_t _offset, uint32_t _size, void* _data, bool _discard = false);
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void destroy()
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@ -123,6 +124,7 @@ namespace bgfx { namespace d3d11
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ID3D11ShaderResourceView* m_srv;
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ID3D11UnorderedAccessView* m_uav;
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uint32_t m_size;
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uint8_t m_flags;
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bool m_dynamic;
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};
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@ -462,6 +462,7 @@ namespace bgfx { namespace d3d9
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BX_TRACE("Max fragment shader 2.0 instr. slots: %d", m_caps.PS20Caps.NumInstructionSlots);
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BX_TRACE("Max fragment shader 3.0 instr. slots: %d", m_caps.MaxPixelShader30InstructionSlots);
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BX_TRACE("Num simultaneous render targets: %d", m_caps.NumSimultaneousRTs);
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BX_TRACE("Max vertex index: %d", m_caps.MaxVertexIndex);
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g_caps.supported |= ( 0
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| BGFX_CAPS_TEXTURE_3D
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@ -469,8 +470,10 @@ namespace bgfx { namespace d3d9
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| BGFX_CAPS_VERTEX_ATTRIB_HALF
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| BGFX_CAPS_FRAGMENT_DEPTH
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| BGFX_CAPS_SWAP_CHAIN
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| ( (UINT16_MAX < m_caps.MaxVertexIndex) ? BGFX_CAPS_INDEX32 : 0)
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);
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g_caps.maxTextureSize = uint16_t(bx::uint32_min(m_caps.MaxTextureWidth, m_caps.MaxTextureHeight) );
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// g_caps.maxVertexIndex = m_caps.MaxVertexIndex;
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m_caps.NumSimultaneousRTs = uint8_t(bx::uint32_min(m_caps.NumSimultaneousRTs, BGFX_CONFIG_MAX_FRAME_BUFFER_ATTACHMENTS) );
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g_caps.maxFBAttachments = uint8_t(m_caps.NumSimultaneousRTs);
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@ -668,9 +671,9 @@ namespace bgfx { namespace d3d9
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return BGFX_RENDERER_DIRECT3D9_NAME;
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}
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void createIndexBuffer(IndexBufferHandle _handle, Memory* _mem, uint8_t /*_flags*/) BX_OVERRIDE
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void createIndexBuffer(IndexBufferHandle _handle, Memory* _mem, uint8_t _flags) BX_OVERRIDE
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{
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m_indexBuffers[_handle.idx].create(_mem->size, _mem->data);
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m_indexBuffers[_handle.idx].create(_mem->size, _mem->data, _flags);
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}
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void destroyIndexBuffer(IndexBufferHandle _handle) BX_OVERRIDE
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@ -698,9 +701,9 @@ namespace bgfx { namespace d3d9
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m_vertexBuffers[_handle.idx].destroy();
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}
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void createDynamicIndexBuffer(IndexBufferHandle _handle, uint32_t _size, uint8_t /*_flags*/) BX_OVERRIDE
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void createDynamicIndexBuffer(IndexBufferHandle _handle, uint32_t _size, uint8_t _flags) BX_OVERRIDE
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{
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m_indexBuffers[_handle.idx].create(_size, NULL);
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m_indexBuffers[_handle.idx].create(_size, NULL, _flags);
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}
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void updateDynamicIndexBuffer(IndexBufferHandle _handle, uint32_t _offset, uint32_t _size, Memory* _mem) BX_OVERRIDE
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@ -1762,9 +1765,10 @@ namespace bgfx { namespace d3d9
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s_renderD3D9 = NULL;
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}
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void IndexBufferD3D9::create(uint32_t _size, void* _data)
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void IndexBufferD3D9::create(uint32_t _size, void* _data, uint8_t _flags)
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{
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m_size = _size;
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m_flags = _flags;
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m_dynamic = NULL == _data;
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uint32_t usage = D3DUSAGE_WRITEONLY;
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@ -1776,9 +1780,14 @@ namespace bgfx { namespace d3d9
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pool = D3DPOOL_DEFAULT;
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}
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const D3DFORMAT format = 0 == (_flags & BGFX_BUFFER_INDEX32)
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? D3DFMT_INDEX16
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: D3DFMT_INDEX32
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;
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DX_CHECK(s_renderD3D9->m_device->CreateIndexBuffer(m_size
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, usage
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, D3DFMT_INDEX16
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, format
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, pool
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, &m_ptr
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, NULL
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@ -1802,9 +1811,14 @@ namespace bgfx { namespace d3d9
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{
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if (m_dynamic)
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{
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const D3DFORMAT format = 0 == (m_flags & BGFX_BUFFER_INDEX32)
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? D3DFMT_INDEX16
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: D3DFMT_INDEX32
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;
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DX_CHECK(s_renderD3D9->m_device->CreateIndexBuffer(m_size
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, D3DUSAGE_WRITEONLY|D3DUSAGE_DYNAMIC
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, D3DFMT_INDEX16
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, format
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, D3DPOOL_DEFAULT
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, &m_ptr
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, NULL
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@ -3325,7 +3339,9 @@ namespace bgfx { namespace d3d9
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{
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if (UINT32_MAX == draw.m_numIndices)
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{
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numIndices = m_indexBuffers[draw.m_indexBuffer.idx].m_size/2;
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const IndexBufferD3D9& ib = m_indexBuffers[draw.m_indexBuffer.idx];
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const uint32_t indexSize = 0 == (ib.m_flags & BGFX_BUFFER_INDEX32) ? 2 : 4;
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numIndices = ib.m_size/indexSize;
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numPrimsSubmitted = numIndices/prim.m_div - prim.m_sub;
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numInstances = draw.m_numInstances;
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numPrimsRendered = numPrimsSubmitted*draw.m_numInstances;
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@ -129,11 +129,13 @@ namespace bgfx { namespace d3d9
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{
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IndexBufferD3D9()
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: m_ptr(NULL)
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, m_size(0)
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, m_flags(BGFX_BUFFER_NONE)
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, m_dynamic(false)
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{
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}
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void create(uint32_t _size, void* _data);
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void create(uint32_t _size, void* _data, uint8_t _flags);
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void update(uint32_t _offset, uint32_t _size, void* _data, bool _discard = false)
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{
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void* buffer;
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@ -162,6 +164,7 @@ namespace bgfx { namespace d3d9
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IDirect3DIndexBuffer9* m_ptr;
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uint32_t m_size;
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uint8_t m_flags;
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bool m_dynamic;
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};
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@ -479,6 +479,7 @@ namespace bgfx { namespace gl
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OES_depth24,
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OES_depth32,
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OES_depth_texture,
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OES_element_index_uint,
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OES_fragment_precision_high,
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OES_get_program_binary,
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OES_required_internalformat,
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@ -666,6 +667,7 @@ namespace bgfx { namespace gl
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{ "OES_depth24", false, true },
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{ "OES_depth32", false, true },
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{ "OES_depth_texture", false, true },
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{ "OES_element_index_uint", false, true },
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{ "OES_fragment_precision_high", false, true },
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{ "OES_get_program_binary", false, true },
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{ "OES_required_internalformat", false, true },
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@ -1330,19 +1332,23 @@ namespace bgfx { namespace gl
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g_caps.formats[ii] = s_textureFormat[ii].m_supported ? 1 : 0;
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}
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g_caps.supported |= !!(BGFX_CONFIG_RENDERER_OPENGL || BGFX_CONFIG_RENDERER_OPENGLES >= 30) || s_extension[Extension::OES_texture_3D].m_supported
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g_caps.supported |= !!(BGFX_CONFIG_RENDERER_OPENGL || BGFX_CONFIG_RENDERER_OPENGLES >= 30)
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|| s_extension[Extension::OES_texture_3D].m_supported
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? BGFX_CAPS_TEXTURE_3D
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: 0
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;
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g_caps.supported |= !!(BGFX_CONFIG_RENDERER_OPENGL || BGFX_CONFIG_RENDERER_OPENGLES >= 30) || s_extension[Extension::EXT_shadow_samplers].m_supported
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g_caps.supported |= !!(BGFX_CONFIG_RENDERER_OPENGL || BGFX_CONFIG_RENDERER_OPENGLES >= 30)
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|| s_extension[Extension::EXT_shadow_samplers].m_supported
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? BGFX_CAPS_TEXTURE_COMPARE_ALL
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: 0
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;
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g_caps.supported |= !!(BGFX_CONFIG_RENDERER_OPENGL || BGFX_CONFIG_RENDERER_OPENGLES >= 30) || s_extension[Extension::OES_vertex_half_float].m_supported
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g_caps.supported |= !!(BGFX_CONFIG_RENDERER_OPENGL || BGFX_CONFIG_RENDERER_OPENGLES >= 30)
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|| s_extension[Extension::OES_vertex_half_float].m_supported
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? BGFX_CAPS_VERTEX_ATTRIB_HALF
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: 0
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;
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g_caps.supported |= !!(BGFX_CONFIG_RENDERER_OPENGL || BGFX_CONFIG_RENDERER_OPENGLES >= 30) || s_extension[Extension::EXT_frag_depth].m_supported
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g_caps.supported |= !!(BGFX_CONFIG_RENDERER_OPENGL || BGFX_CONFIG_RENDERER_OPENGLES >= 30)
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|| s_extension[Extension::EXT_frag_depth].m_supported
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? BGFX_CAPS_FRAGMENT_DEPTH
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: 0
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;
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@ -1354,6 +1360,11 @@ namespace bgfx { namespace gl
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? BGFX_CAPS_FRAGMENT_ORDERING
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: 0
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;
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g_caps.supported |= !!(BGFX_CONFIG_RENDERER_OPENGL || BGFX_CONFIG_RENDERER_OPENGLES >= 30)
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|| s_extension[Extension::OES_element_index_uint].m_supported
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? BGFX_CAPS_INDEX32
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: 0
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;
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g_caps.maxTextureSize = uint16_t(glGet(GL_MAX_TEXTURE_SIZE) );
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@ -1607,9 +1618,9 @@ namespace bgfx { namespace gl
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}
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}
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void createIndexBuffer(IndexBufferHandle _handle, Memory* _mem, uint8_t /*_flags*/) BX_OVERRIDE
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void createIndexBuffer(IndexBufferHandle _handle, Memory* _mem, uint8_t _flags) BX_OVERRIDE
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{
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m_indexBuffers[_handle.idx].create(_mem->size, _mem->data);
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m_indexBuffers[_handle.idx].create(_mem->size, _mem->data, _flags);
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}
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void destroyIndexBuffer(IndexBufferHandle _handle) BX_OVERRIDE
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@ -1638,9 +1649,9 @@ namespace bgfx { namespace gl
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m_vertexBuffers[_handle.idx].destroy();
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}
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void createDynamicIndexBuffer(IndexBufferHandle _handle, uint32_t _size, uint8_t /*_flags*/) BX_OVERRIDE
|
||||
void createDynamicIndexBuffer(IndexBufferHandle _handle, uint32_t _size, uint8_t _flags) BX_OVERRIDE
|
||||
{
|
||||
m_indexBuffers[_handle.idx].create(_size, NULL);
|
||||
m_indexBuffers[_handle.idx].create(_size, NULL, _flags);
|
||||
}
|
||||
|
||||
void updateDynamicIndexBuffer(IndexBufferHandle _handle, uint32_t _offset, uint32_t _size, Memory* _mem) BX_OVERRIDE
|
||||
@ -5253,16 +5264,24 @@ namespace bgfx { namespace gl
|
||||
|
||||
if (isValid(draw.m_indexBuffer) )
|
||||
{
|
||||
const IndexBufferGL& ib = m_indexBuffers[draw.m_indexBuffer.idx];
|
||||
const bool hasIndex16 = 0 == (ib.m_flags & BGFX_BUFFER_INDEX32);
|
||||
const GLenum indexFormat = hasIndex16
|
||||
? GL_UNSIGNED_SHORT
|
||||
: GL_UNSIGNED_INT
|
||||
;
|
||||
|
||||
if (UINT32_MAX == draw.m_numIndices)
|
||||
{
|
||||
numIndices = m_indexBuffers[draw.m_indexBuffer.idx].m_size/2;
|
||||
const uint32_t indexSize = hasIndex16 ? 2 : 4;
|
||||
numIndices = ib.m_size/indexSize;
|
||||
numPrimsSubmitted = numIndices/prim.m_div - prim.m_sub;
|
||||
numInstances = draw.m_numInstances;
|
||||
numPrimsRendered = numPrimsSubmitted*draw.m_numInstances;
|
||||
|
||||
GL_CHECK(glDrawElementsInstanced(prim.m_type
|
||||
, numIndices
|
||||
, GL_UNSIGNED_SHORT
|
||||
, indexFormat
|
||||
, (void*)0
|
||||
, draw.m_numInstances
|
||||
) );
|
||||
@ -5276,7 +5295,7 @@ namespace bgfx { namespace gl
|
||||
|
||||
GL_CHECK(glDrawElementsInstanced(prim.m_type
|
||||
, numIndices
|
||||
, GL_UNSIGNED_SHORT
|
||||
, indexFormat
|
||||
, (void*)(uintptr_t)(draw.m_startIndex*2)
|
||||
, draw.m_numInstances
|
||||
) );
|
||||
|
@ -780,9 +780,10 @@ namespace bgfx { namespace gl
|
||||
|
||||
struct IndexBufferGL
|
||||
{
|
||||
void create(uint32_t _size, void* _data)
|
||||
void create(uint32_t _size, void* _data, uint8_t _flags)
|
||||
{
|
||||
m_size = _size;
|
||||
m_flags = _flags;
|
||||
|
||||
GL_CHECK(glGenBuffers(1, &m_id) );
|
||||
BX_CHECK(0 != m_id, "Failed to generate buffer id.");
|
||||
@ -817,6 +818,7 @@ namespace bgfx { namespace gl
|
||||
GLuint m_id;
|
||||
uint32_t m_size;
|
||||
VaoCacheRef m_vcref;
|
||||
uint8_t m_flags;
|
||||
};
|
||||
|
||||
struct VertexBufferGL
|
||||
|
Loading…
Reference in New Issue
Block a user