bool GFXD3D11TextureManager::_loadTexture(GFXTextureObject *inTex, void *raw)
{
PROFILE_SCOPE(GFXD3D11TextureManager_loadTextureRaw);
GFXD3D11TextureObject *texture = (GFXD3D11TextureObject *) inTex;
GFXD3D11Device* dev = static_cast<GFXD3D11Device *>(GFX);
// currently only for volume textures...
if(texture->getDepth() < 1) return false;
U8* Bits = NULL;
if(texture->mFormat == GFXFormatR8G8B8 || texture->mFormat == GFXFormatR8G8B8_SRGB)
{
// convert 24 bit to 32 bit
Bits = new U8[texture->getWidth() * texture->getHeight() * texture->getDepth() * 4];
dMemcpy(Bits, raw, texture->getWidth() * texture->getHeight() * texture->getDepth() * 3);
bitmapConvertRGB_to_RGBX(&Bits, texture->getWidth() * texture->getHeight() * texture->getDepth());
}
U32 bytesPerPix = 1;
switch(texture->mFormat)
{
case GFXFormatR8G8B8:
case GFXFormatR8G8B8_SRGB:
case GFXFormatR8G8B8A8:
case GFXFormatR8G8B8X8:
case GFXFormatR8G8B8A8_SRGB:
bytesPerPix = 4;
break;
}
D3D11_BOX box;
box.left = 0;
box.right = texture->getWidth();
box.front = 0;
box.back = texture->getDepth();
box.top = 0;
box.bottom = texture->getHeight();
if(texture->mFormat == GFXFormatR8G8B8 || texture->mFormat == GFXFormatR8G8B8_SRGB) // converted format also for volume textures
dev->getDeviceContext()->UpdateSubresource(texture->get3DTex(), 0, &box, Bits, texture->getWidth() * bytesPerPix, texture->getHeight() * bytesPerPix);
else
dev->getDeviceContext()->UpdateSubresource(texture->get3DTex(), 0, &box, raw, texture->getWidth() * bytesPerPix, texture->getHeight() * bytesPerPix);
SAFE_DELETE_ARRAY(Bits);
return true;
}
void GFXD3D11TextureManager::createResourceView(U32 height, U32 width, U32 depth, DXGI_FORMAT format, U32 numMipLevels,U32 usageFlags, GFXTextureObject *inTex)
{
GFXD3D11TextureObject *tex = static_cast<GFXD3D11TextureObject*>(inTex);
ID3D11Resource* resource = NULL;
if(tex->get2DTex())
resource = tex->get2DTex();
else if(tex->getSurface())
resource = tex->getSurface();
else
resource = tex->get3DTex();
HRESULT hr;
//TODO: add MSAA support later.
if(usageFlags & D3D11_BIND_SHADER_RESOURCE)
{
D3D11_SHADER_RESOURCE_VIEW_DESC desc;
if(usageFlags & D3D11_BIND_DEPTH_STENCIL)
desc.Format = DXGI_FORMAT_R24_UNORM_X8_TYPELESS; // reads the depth
else
desc.Format = format;
if(depth > 0)
{
desc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE3D;
desc.Texture3D.MipLevels = -1;
desc.Texture3D.MostDetailedMip = 0;
}
else
{
desc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE2D;
desc.Texture2D.MipLevels = -1;
desc.Texture2D.MostDetailedMip = 0;
}
hr = D3D11DEVICE->CreateShaderResourceView(resource,&desc, tex->getSRViewPtr());
AssertFatal(SUCCEEDED(hr), "CreateShaderResourceView:: failed to create view!");
}
if(usageFlags & D3D11_BIND_RENDER_TARGET)
{
D3D11_RENDER_TARGET_VIEW_DESC desc;
desc.Format = format;
desc.ViewDimension = D3D11_RTV_DIMENSION_TEXTURE2D;
desc.Texture2D.MipSlice = 0;
hr = D3D11DEVICE->CreateRenderTargetView(resource, &desc, tex->getRTViewPtr());
AssertFatal(SUCCEEDED(hr), "CreateRenderTargetView:: failed to create view!");
}
if(usageFlags & D3D11_BIND_DEPTH_STENCIL)
{
D3D11_DEPTH_STENCIL_VIEW_DESC desc;
desc.Format = format;
desc.ViewDimension = D3D11_DSV_DIMENSION_TEXTURE2D;
desc.Texture2D.MipSlice = 0;
desc.Flags = 0;
hr = D3D11DEVICE->CreateDepthStencilView(resource,&desc, tex->getDSViewPtr());
AssertFatal(SUCCEEDED(hr), "CreateDepthStencilView:: failed to create view!");
}
}