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fixed d3d11 Texture::get_data, which didn't use RowPitch

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This commit is contained in:
Noel Berry 2021-07-16 15:19:07 -07:00
parent 7f1ef67d0c
commit ba3c60b6cd
1 changed files with 14 additions and 2 deletions
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16
src/internal/graphics_d3d11.cpp
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@ -257,12 +257,20 @@ namespace Blah
}
}
D3D11_BOX box;
box.left = 0;
box.right = m_width;
box.bottom = m_height;
box.top = 0;
box.front = 0;
box.back = 1;
// copy data to staging texture
state.context->CopySubresourceRegion(
staging, 0,
0, 0, 0,
texture, 0,
nullptr);
&box);
// get data
D3D11_MAPPED_SUBRESOURCE map;
@ -274,7 +282,11 @@ namespace Blah
return;
}
memcpy(data, map.pData, m_size);
int bytes_per_pixel = m_size / (m_width * m_height);
int bytes_per_row = m_width * bytes_per_pixel;
for (int y = 0; y < m_height; y++)
memcpy(data + y * bytes_per_row, (unsigned char*)map.pData + map.RowPitch * y, bytes_per_row);
state.context->Unmap(staging, 0);
}