diff options
Diffstat (limited to 'src/3rdparty/angle/src/libGLESv2/renderer/d3d/d3d11/TextureStorage11.cpp')
| -rw-r--r-- | src/3rdparty/angle/src/libGLESv2/renderer/d3d/d3d11/TextureStorage11.cpp | 1559 |
1 files changed, 1559 insertions, 0 deletions
diff --git a/src/3rdparty/angle/src/libGLESv2/renderer/d3d/d3d11/TextureStorage11.cpp b/src/3rdparty/angle/src/libGLESv2/renderer/d3d/d3d11/TextureStorage11.cpp new file mode 100644 index 0000000000..00b81b7c92 --- /dev/null +++ b/src/3rdparty/angle/src/libGLESv2/renderer/d3d/d3d11/TextureStorage11.cpp @@ -0,0 +1,1559 @@ +#include "precompiled.h" +// +// Copyright (c) 2012-2014 The ANGLE Project Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. +// + +// TextureStorage11.cpp: Implements the abstract rx::TextureStorage11 class and its concrete derived +// classes TextureStorage11_2D and TextureStorage11_Cube, which act as the interface to the D3D11 texture. + +#include "libGLESv2/renderer/d3d/d3d11/TextureStorage11.h" + +#include "libGLESv2/renderer/d3d/TextureD3D.h" +#include "libGLESv2/renderer/d3d/d3d11/Renderer11.h" +#include "libGLESv2/renderer/d3d/d3d11/RenderTarget11.h" +#include "libGLESv2/renderer/d3d/d3d11/SwapChain11.h" +#include "libGLESv2/renderer/d3d/d3d11/renderer11_utils.h" +#include "libGLESv2/renderer/d3d/d3d11/Blit11.h" +#include "libGLESv2/renderer/d3d/d3d11/formatutils11.h" + +#include "common/utilities.h" +#include "libGLESv2/main.h" + +namespace rx +{ + +TextureStorage11::SwizzleCacheValue::SwizzleCacheValue() + : swizzleRed(GL_NONE), swizzleGreen(GL_NONE), swizzleBlue(GL_NONE), swizzleAlpha(GL_NONE) +{ +} + +TextureStorage11::SwizzleCacheValue::SwizzleCacheValue(GLenum red, GLenum green, GLenum blue, GLenum alpha) + : swizzleRed(red), swizzleGreen(green), swizzleBlue(blue), swizzleAlpha(alpha) +{ +} + +bool TextureStorage11::SwizzleCacheValue::operator==(const SwizzleCacheValue &other) const +{ + return swizzleRed == other.swizzleRed && + swizzleGreen == other.swizzleGreen && + swizzleBlue == other.swizzleBlue && + swizzleAlpha == other.swizzleAlpha; +} + +bool TextureStorage11::SwizzleCacheValue::operator!=(const SwizzleCacheValue &other) const +{ + return !(*this == other); +} + +TextureStorage11::SRVKey::SRVKey(int baseLevel, int mipLevels, bool swizzle) + : baseLevel(baseLevel), mipLevels(mipLevels), swizzle(swizzle) +{ +} + +bool TextureStorage11::SRVKey::operator==(const SRVKey &rhs) const +{ + return baseLevel == rhs.baseLevel && + mipLevels == rhs.mipLevels && + swizzle == rhs.swizzle; +} + +TextureStorage11::SRVCache::~SRVCache() +{ + for (size_t i = 0; i < cache.size(); i++) + { + SafeRelease(cache[i].srv); + } +} + +ID3D11ShaderResourceView *TextureStorage11::SRVCache::find(const SRVKey &key) const +{ + for (size_t i = 0; i < cache.size(); i++) + { + if (cache[i].key == key) + { + return cache[i].srv; + } + } + + return NULL; +} + +ID3D11ShaderResourceView *TextureStorage11::SRVCache::add(const SRVKey &key, ID3D11ShaderResourceView *srv) +{ + SRVPair pair = {key, srv}; + cache.push_back(pair); + + return srv; +} + +TextureStorage11::TextureStorage11(Renderer *renderer, UINT bindFlags) + : mBindFlags(bindFlags), + mTopLevel(0), + mMipLevels(0), + mTextureFormat(DXGI_FORMAT_UNKNOWN), + mShaderResourceFormat(DXGI_FORMAT_UNKNOWN), + mRenderTargetFormat(DXGI_FORMAT_UNKNOWN), + mDepthStencilFormat(DXGI_FORMAT_UNKNOWN), + mTextureWidth(0), + mTextureHeight(0), + mTextureDepth(0) +{ + mRenderer = Renderer11::makeRenderer11(renderer); + + for (unsigned int i = 0; i < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; i++) + { + mLevelSRVs[i] = NULL; + } +} + +TextureStorage11::~TextureStorage11() +{ + for (unsigned int level = 0; level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; level++) + { + SafeRelease(mLevelSRVs[level]); + } +} + +TextureStorage11 *TextureStorage11::makeTextureStorage11(TextureStorage *storage) +{ + ASSERT(HAS_DYNAMIC_TYPE(TextureStorage11*, storage)); + return static_cast<TextureStorage11*>(storage); +} + +DWORD TextureStorage11::GetTextureBindFlags(GLenum internalFormat, bool renderTarget) +{ + UINT bindFlags = 0; + + if (gl_d3d11::GetSRVFormat(internalFormat) != DXGI_FORMAT_UNKNOWN) + { + bindFlags |= D3D11_BIND_SHADER_RESOURCE; + } + if (gl_d3d11::GetDSVFormat(internalFormat) != DXGI_FORMAT_UNKNOWN) + { + bindFlags |= D3D11_BIND_DEPTH_STENCIL; + } + if (gl_d3d11::GetRTVFormat(internalFormat) != DXGI_FORMAT_UNKNOWN && renderTarget) + { + bindFlags |= D3D11_BIND_RENDER_TARGET; + } + + return bindFlags; +} + +UINT TextureStorage11::getBindFlags() const +{ + return mBindFlags; +} + +int TextureStorage11::getTopLevel() const +{ + return mTopLevel; +} + +bool TextureStorage11::isRenderTarget() const +{ + return (mBindFlags & (D3D11_BIND_RENDER_TARGET | D3D11_BIND_DEPTH_STENCIL)) != 0; +} + +bool TextureStorage11::isManaged() const +{ + return false; +} + +int TextureStorage11::getLevelCount() const +{ + return mMipLevels - mTopLevel; +} + +int TextureStorage11::getLevelWidth(int mipLevel) const +{ + return std::max(static_cast<int>(mTextureWidth) >> mipLevel, 1); +} + +int TextureStorage11::getLevelHeight(int mipLevel) const +{ + return std::max(static_cast<int>(mTextureHeight) >> mipLevel, 1); +} + +int TextureStorage11::getLevelDepth(int mipLevel) const +{ + return std::max(static_cast<int>(mTextureDepth) >> mipLevel, 1); +} + +UINT TextureStorage11::getSubresourceIndex(int mipLevel, int layerTarget) const +{ + UINT index = 0; + if (getResource()) + { + index = D3D11CalcSubresource(mipLevel, layerTarget, mMipLevels); + } + return index; +} + +ID3D11ShaderResourceView *TextureStorage11::getSRV(const gl::SamplerState &samplerState) +{ + bool swizzleRequired = samplerState.swizzleRequired(); + bool mipmapping = IsMipmapFiltered(samplerState); + unsigned int mipLevels = mipmapping ? (samplerState.maxLevel - samplerState.baseLevel) : 1; + + // Make sure there's 'mipLevels' mipmap levels below the base level (offset by the top level, which corresponds to GL level 0) + mipLevels = std::min(mipLevels, mMipLevels - mTopLevel - samplerState.baseLevel); + + if (swizzleRequired) + { + verifySwizzleExists(samplerState.swizzleRed, samplerState.swizzleGreen, samplerState.swizzleBlue, samplerState.swizzleAlpha); + } + + SRVKey key(samplerState.baseLevel, mipLevels, swizzleRequired); + ID3D11ShaderResourceView *srv = srvCache.find(key); + + if(srv) + { + return srv; + } + + DXGI_FORMAT format = (swizzleRequired ? mSwizzleShaderResourceFormat : mShaderResourceFormat); + ID3D11Resource *texture = swizzleRequired ? getSwizzleTexture() : getResource(); + + srv = createSRV(samplerState.baseLevel, mipLevels, format, texture); + + return srvCache.add(key, srv); +} + +ID3D11ShaderResourceView *TextureStorage11::getSRVLevel(int mipLevel) +{ + if (mipLevel >= 0 && mipLevel < getLevelCount()) + { + if (!mLevelSRVs[mipLevel]) + { + mLevelSRVs[mipLevel] = createSRV(mipLevel, 1, mShaderResourceFormat, getResource()); + } + + return mLevelSRVs[mipLevel]; + } + else + { + return NULL; + } +} + +void TextureStorage11::generateSwizzles(GLenum swizzleRed, GLenum swizzleGreen, GLenum swizzleBlue, GLenum swizzleAlpha) +{ + SwizzleCacheValue swizzleTarget(swizzleRed, swizzleGreen, swizzleBlue, swizzleAlpha); + for (int level = 0; level < getLevelCount(); level++) + { + // Check if the swizzle for this level is out of date + if (mSwizzleCache[level] != swizzleTarget) + { + // Need to re-render the swizzle for this level + ID3D11ShaderResourceView *sourceSRV = getSRVLevel(level); + ID3D11RenderTargetView *destRTV = getSwizzleRenderTarget(level); + + gl::Extents size(getLevelWidth(level), getLevelHeight(level), getLevelDepth(level)); + + Blit11 *blitter = mRenderer->getBlitter(); + + if (blitter->swizzleTexture(sourceSRV, destRTV, size, swizzleRed, swizzleGreen, swizzleBlue, swizzleAlpha)) + { + mSwizzleCache[level] = swizzleTarget; + } + else + { + ERR("Failed to swizzle texture."); + } + } + } +} + +void TextureStorage11::invalidateSwizzleCacheLevel(int mipLevel) +{ + if (mipLevel >= 0 && static_cast<unsigned int>(mipLevel) < ArraySize(mSwizzleCache)) + { + // The default constructor of SwizzleCacheValue has GL_NONE for all channels which is not a + // valid swizzle combination + mSwizzleCache[mipLevel] = SwizzleCacheValue(); + } +} + +void TextureStorage11::invalidateSwizzleCache() +{ + for (unsigned int mipLevel = 0; mipLevel < ArraySize(mSwizzleCache); mipLevel++) + { + invalidateSwizzleCacheLevel(mipLevel); + } +} + +bool TextureStorage11::updateSubresourceLevel(ID3D11Resource *srcTexture, unsigned int sourceSubresource, + int level, int layerTarget, GLint xoffset, GLint yoffset, GLint zoffset, + GLsizei width, GLsizei height, GLsizei depth) +{ + if (srcTexture) + { + invalidateSwizzleCacheLevel(level); + + gl::Extents texSize(getLevelWidth(level), getLevelHeight(level), getLevelDepth(level)); + gl::Box copyArea(xoffset, yoffset, zoffset, width, height, depth); + + bool fullCopy = copyArea.x == 0 && + copyArea.y == 0 && + copyArea.z == 0 && + copyArea.width == texSize.width && + copyArea.height == texSize.height && + copyArea.depth == texSize.depth; + + ID3D11Resource *dstTexture = getResource(); + unsigned int dstSubresource = getSubresourceIndex(level + mTopLevel, layerTarget); + + ASSERT(dstTexture); + + if (!fullCopy && (d3d11::GetDepthBits(mTextureFormat) > 0 || d3d11::GetStencilBits(mTextureFormat) > 0)) + { + // CopySubresourceRegion cannot copy partial depth stencils, use the blitter instead + Blit11 *blitter = mRenderer->getBlitter(); + + return blitter->copyDepthStencil(srcTexture, sourceSubresource, copyArea, texSize, + dstTexture, dstSubresource, copyArea, texSize, + NULL); + } + else + { + D3D11_BOX srcBox; + srcBox.left = copyArea.x; + srcBox.top = copyArea.y; + srcBox.right = copyArea.x + roundUp((unsigned int)width, d3d11::GetBlockWidth(mTextureFormat)); + srcBox.bottom = copyArea.y + roundUp((unsigned int)height, d3d11::GetBlockHeight(mTextureFormat)); + srcBox.front = copyArea.z; + srcBox.back = copyArea.z + copyArea.depth; + + ID3D11DeviceContext *context = mRenderer->getDeviceContext(); + + context->CopySubresourceRegion(dstTexture, dstSubresource, copyArea.x, copyArea.y, copyArea.z, + srcTexture, sourceSubresource, fullCopy ? NULL : &srcBox); + return true; + } + } + + return false; +} + +void TextureStorage11::generateMipmapLayer(RenderTarget11 *source, RenderTarget11 *dest) +{ + if (source && dest) + { + ID3D11ShaderResourceView *sourceSRV = source->getShaderResourceView(); + ID3D11RenderTargetView *destRTV = dest->getRenderTargetView(); + + if (sourceSRV && destRTV) + { + gl::Box sourceArea(0, 0, 0, source->getWidth(), source->getHeight(), source->getDepth()); + gl::Extents sourceSize(source->getWidth(), source->getHeight(), source->getDepth()); + + gl::Box destArea(0, 0, 0, dest->getWidth(), dest->getHeight(), dest->getDepth()); + gl::Extents destSize(dest->getWidth(), dest->getHeight(), dest->getDepth()); + + Blit11 *blitter = mRenderer->getBlitter(); + + blitter->copyTexture(sourceSRV, sourceArea, sourceSize, destRTV, destArea, destSize, NULL, + gl::GetFormat(source->getInternalFormat()), GL_LINEAR); + } + } +} + +void TextureStorage11::verifySwizzleExists(GLenum swizzleRed, GLenum swizzleGreen, GLenum swizzleBlue, GLenum swizzleAlpha) +{ + SwizzleCacheValue swizzleTarget(swizzleRed, swizzleGreen, swizzleBlue, swizzleAlpha); + for (unsigned int level = 0; level < mMipLevels; level++) + { + ASSERT(mSwizzleCache[level] == swizzleTarget); + } +} + +TextureStorage11_2D::TextureStorage11_2D(Renderer *renderer, SwapChain11 *swapchain) + : TextureStorage11(renderer, D3D11_BIND_RENDER_TARGET | D3D11_BIND_SHADER_RESOURCE) +{ + mTexture = swapchain->getOffscreenTexture(); + mTexture->AddRef(); + mSwizzleTexture = NULL; + + for (unsigned int i = 0; i < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; i++) + { + mRenderTarget[i] = NULL; + mSwizzleRenderTargets[i] = NULL; + } + + D3D11_TEXTURE2D_DESC texDesc; + mTexture->GetDesc(&texDesc); + mMipLevels = texDesc.MipLevels; + mTextureFormat = texDesc.Format; + mTextureWidth = texDesc.Width; + mTextureHeight = texDesc.Height; + mTextureDepth = 1; + + ID3D11ShaderResourceView *srv = swapchain->getRenderTargetShaderResource(); + D3D11_SHADER_RESOURCE_VIEW_DESC srvDesc; + srv->GetDesc(&srvDesc); + mShaderResourceFormat = srvDesc.Format; + + ID3D11RenderTargetView* offscreenRTV = swapchain->getRenderTarget(); + D3D11_RENDER_TARGET_VIEW_DESC rtvDesc; + offscreenRTV->GetDesc(&rtvDesc); + mRenderTargetFormat = rtvDesc.Format; + + GLenum internalFormat = d3d11_gl::GetInternalFormat(mTextureFormat); + mSwizzleTextureFormat = gl_d3d11::GetSwizzleTexFormat(internalFormat); + mSwizzleShaderResourceFormat = gl_d3d11::GetSwizzleSRVFormat(internalFormat); + mSwizzleRenderTargetFormat = gl_d3d11::GetSwizzleRTVFormat(internalFormat); + + mDepthStencilFormat = DXGI_FORMAT_UNKNOWN; +} + +TextureStorage11_2D::TextureStorage11_2D(Renderer *renderer, GLenum internalformat, bool renderTarget, GLsizei width, GLsizei height, int levels) + : TextureStorage11(renderer, GetTextureBindFlags(internalformat, renderTarget)) +{ + mTexture = NULL; + mSwizzleTexture = NULL; + + for (unsigned int i = 0; i < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; i++) + { + mRenderTarget[i] = NULL; + mSwizzleRenderTargets[i] = NULL; + } + + mTextureFormat = gl_d3d11::GetTexFormat(internalformat); + mShaderResourceFormat = gl_d3d11::GetSRVFormat(internalformat); + mDepthStencilFormat = gl_d3d11::GetDSVFormat(internalformat); + mRenderTargetFormat = gl_d3d11::GetRTVFormat(internalformat); + mSwizzleTextureFormat = gl_d3d11::GetSwizzleTexFormat(internalformat); + mSwizzleShaderResourceFormat = gl_d3d11::GetSwizzleSRVFormat(internalformat); + mSwizzleRenderTargetFormat = gl_d3d11::GetSwizzleRTVFormat(internalformat); + + // if the width or height is not positive this should be treated as an incomplete texture + // we handle that here by skipping the d3d texture creation + if (width > 0 && height > 0) + { + // adjust size if needed for compressed textures + d3d11::MakeValidSize(false, mTextureFormat, &width, &height, &mTopLevel); + + ID3D11Device *device = mRenderer->getDevice(); + + D3D11_TEXTURE2D_DESC desc; + desc.Width = width; // Compressed texture size constraints? + desc.Height = height; + desc.MipLevels = mRenderer->isLevel9() ? 1 : ((levels > 0) ? (mTopLevel + levels) : 0); + desc.ArraySize = 1; + desc.Format = mTextureFormat; + desc.SampleDesc.Count = 1; + desc.SampleDesc.Quality = 0; + desc.Usage = D3D11_USAGE_DEFAULT; + desc.BindFlags = getBindFlags(); + desc.CPUAccessFlags = 0; + desc.MiscFlags = 0; + + HRESULT result = device->CreateTexture2D(&desc, NULL, &mTexture); + + // this can happen from windows TDR + if (d3d11::isDeviceLostError(result)) + { + mRenderer->notifyDeviceLost(); + gl::error(GL_OUT_OF_MEMORY); + } + else if (FAILED(result)) + { + ASSERT(result == E_OUTOFMEMORY); + ERR("Creating image failed."); + gl::error(GL_OUT_OF_MEMORY); + } + else + { + mTexture->GetDesc(&desc); + mMipLevels = desc.MipLevels; + mTextureWidth = desc.Width; + mTextureHeight = desc.Height; + mTextureDepth = 1; + } + } +} + +TextureStorage11_2D::~TextureStorage11_2D() +{ + SafeRelease(mTexture); + SafeRelease(mSwizzleTexture); + + for (unsigned int i = 0; i < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; i++) + { + SafeDelete(mRenderTarget[i]); + SafeRelease(mSwizzleRenderTargets[i]); + } +} + +TextureStorage11_2D *TextureStorage11_2D::makeTextureStorage11_2D(TextureStorage *storage) +{ + ASSERT(HAS_DYNAMIC_TYPE(TextureStorage11_2D*, storage)); + return static_cast<TextureStorage11_2D*>(storage); +} + +ID3D11Resource *TextureStorage11_2D::getResource() const +{ + return mTexture; +} + +RenderTarget *TextureStorage11_2D::getRenderTarget(int level) +{ + if (level >= 0 && level < getLevelCount()) + { + if (!mRenderTarget[level]) + { + ID3D11ShaderResourceView *srv = getSRVLevel(level); + if (!srv) + { + return NULL; + } + + if (mRenderTargetFormat != DXGI_FORMAT_UNKNOWN) + { + ID3D11Device *device = mRenderer->getDevice(); + + D3D11_RENDER_TARGET_VIEW_DESC rtvDesc; + rtvDesc.Format = mRenderTargetFormat; + rtvDesc.ViewDimension = D3D11_RTV_DIMENSION_TEXTURE2D; + rtvDesc.Texture2D.MipSlice = mTopLevel + level; + + ID3D11RenderTargetView *rtv; + HRESULT result = device->CreateRenderTargetView(mTexture, &rtvDesc, &rtv); + + if (result == E_OUTOFMEMORY) + { + return gl::error(GL_OUT_OF_MEMORY, static_cast<RenderTarget*>(NULL)); + } + ASSERT(SUCCEEDED(result)); + + mRenderTarget[level] = new RenderTarget11(mRenderer, rtv, mTexture, srv, getLevelWidth(level), getLevelHeight(level), 1); + + // RenderTarget will take ownership of these resources + SafeRelease(rtv); + } + else if (mDepthStencilFormat != DXGI_FORMAT_UNKNOWN) + { + ID3D11Device *device = mRenderer->getDevice(); + + D3D11_DEPTH_STENCIL_VIEW_DESC dsvDesc; + dsvDesc.Format = mDepthStencilFormat; + dsvDesc.ViewDimension = D3D11_DSV_DIMENSION_TEXTURE2D; + dsvDesc.Texture2D.MipSlice = mTopLevel + level; + dsvDesc.Flags = 0; + + ID3D11DepthStencilView *dsv; + HRESULT result = device->CreateDepthStencilView(mTexture, &dsvDesc, &dsv); + + if (result == E_OUTOFMEMORY) + { + SafeRelease(srv); + return gl::error(GL_OUT_OF_MEMORY, static_cast<RenderTarget*>(NULL)); + } + ASSERT(SUCCEEDED(result)); + + mRenderTarget[level] = new RenderTarget11(mRenderer, dsv, mTexture, srv, getLevelWidth(level), getLevelHeight(level), 1); + + // RenderTarget will take ownership of these resources + SafeRelease(dsv); + } + else + { + UNREACHABLE(); + } + } + + return mRenderTarget[level]; + } + else + { + return NULL; + } +} + +ID3D11ShaderResourceView *TextureStorage11_2D::createSRV(int baseLevel, int mipLevels, DXGI_FORMAT format, ID3D11Resource *texture) +{ + D3D11_SHADER_RESOURCE_VIEW_DESC srvDesc; + srvDesc.Format = format; + srvDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE2D; + srvDesc.Texture2D.MostDetailedMip = mTopLevel + baseLevel; + srvDesc.Texture2D.MipLevels = mipLevels; + + ID3D11ShaderResourceView *SRV = NULL; + + ID3D11Device *device = mRenderer->getDevice(); + HRESULT result = device->CreateShaderResourceView(texture, &srvDesc, &SRV); + + if (result == E_OUTOFMEMORY) + { + gl::error(GL_OUT_OF_MEMORY); + } + ASSERT(SUCCEEDED(result)); + + return SRV; +} + +void TextureStorage11_2D::generateMipmap(int level) +{ + invalidateSwizzleCacheLevel(level); + + RenderTarget11 *source = RenderTarget11::makeRenderTarget11(getRenderTarget(level - 1)); + RenderTarget11 *dest = RenderTarget11::makeRenderTarget11(getRenderTarget(level)); + + generateMipmapLayer(source, dest); +} + +ID3D11Resource *TextureStorage11_2D::getSwizzleTexture() +{ + if (!mSwizzleTexture) + { + ID3D11Device *device = mRenderer->getDevice(); + + D3D11_TEXTURE2D_DESC desc; + desc.Width = mTextureWidth; + desc.Height = mTextureHeight; + desc.MipLevels = mMipLevels; + desc.ArraySize = 1; + desc.Format = mSwizzleTextureFormat; + desc.SampleDesc.Count = 1; + desc.SampleDesc.Quality = 0; + desc.Usage = D3D11_USAGE_DEFAULT; + desc.BindFlags = D3D11_BIND_SHADER_RESOURCE | D3D11_BIND_RENDER_TARGET; + desc.CPUAccessFlags = 0; + desc.MiscFlags = 0; + + HRESULT result = device->CreateTexture2D(&desc, NULL, &mSwizzleTexture); + + if (result == E_OUTOFMEMORY) + { + return gl::error(GL_OUT_OF_MEMORY, static_cast<ID3D11Texture2D*>(NULL)); + } + ASSERT(SUCCEEDED(result)); + } + + return mSwizzleTexture; +} + +ID3D11RenderTargetView *TextureStorage11_2D::getSwizzleRenderTarget(int mipLevel) +{ + if (mipLevel >= 0 && mipLevel < getLevelCount()) + { + if (!mSwizzleRenderTargets[mipLevel]) + { + ID3D11Resource *swizzleTexture = getSwizzleTexture(); + if (!swizzleTexture) + { + return NULL; + } + + ID3D11Device *device = mRenderer->getDevice(); + + D3D11_RENDER_TARGET_VIEW_DESC rtvDesc; + rtvDesc.Format = mSwizzleRenderTargetFormat; + rtvDesc.ViewDimension = D3D11_RTV_DIMENSION_TEXTURE2D; + rtvDesc.Texture2D.MipSlice = mTopLevel + mipLevel; + + HRESULT result = device->CreateRenderTargetView(mSwizzleTexture, &rtvDesc, &mSwizzleRenderTargets[mipLevel]); + if (result == E_OUTOFMEMORY) + { + return gl::error(GL_OUT_OF_MEMORY, static_cast<ID3D11RenderTargetView*>(NULL)); + } + ASSERT(SUCCEEDED(result)); + } + + return mSwizzleRenderTargets[mipLevel]; + } + else + { + return NULL; + } +} + +unsigned int TextureStorage11_2D::getTextureLevelDepth(int mipLevel) const +{ + return 1; +} + +TextureStorage11_Cube::TextureStorage11_Cube(Renderer *renderer, GLenum internalformat, bool renderTarget, int size, int levels) + : TextureStorage11(renderer, GetTextureBindFlags(internalformat, renderTarget)) +{ + mTexture = NULL; + mSwizzleTexture = NULL; + + for (unsigned int level = 0; level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; level++) + { + mSwizzleRenderTargets[level] = NULL; + for (unsigned int face = 0; face < 6; face++) + { + mRenderTarget[face][level] = NULL; + } + } + + mTextureFormat = gl_d3d11::GetTexFormat(internalformat); + mShaderResourceFormat = gl_d3d11::GetSRVFormat(internalformat); + mDepthStencilFormat = gl_d3d11::GetDSVFormat(internalformat); + mRenderTargetFormat = gl_d3d11::GetRTVFormat(internalformat); + mSwizzleTextureFormat = gl_d3d11::GetSwizzleTexFormat(internalformat); + mSwizzleShaderResourceFormat = gl_d3d11::GetSwizzleSRVFormat(internalformat); + mSwizzleRenderTargetFormat = gl_d3d11::GetSwizzleRTVFormat(internalformat); + + // if the size is not positive this should be treated as an incomplete texture + // we handle that here by skipping the d3d texture creation + if (size > 0) + { + // adjust size if needed for compressed textures + int height = size; + d3d11::MakeValidSize(false, mTextureFormat, &size, &height, &mTopLevel); + + ID3D11Device *device = mRenderer->getDevice(); + + D3D11_TEXTURE2D_DESC desc; + desc.Width = size; + desc.Height = size; + desc.MipLevels = ((levels > 0) ? (mTopLevel + levels) : 0); + desc.ArraySize = 6; + desc.Format = mTextureFormat; + desc.SampleDesc.Count = 1; + desc.SampleDesc.Quality = 0; + desc.Usage = D3D11_USAGE_DEFAULT; + desc.BindFlags = getBindFlags(); + desc.CPUAccessFlags = 0; + desc.MiscFlags = D3D11_RESOURCE_MISC_TEXTURECUBE; + + HRESULT result = device->CreateTexture2D(&desc, NULL, &mTexture); + + if (FAILED(result)) + { + ASSERT(result == E_OUTOFMEMORY); + ERR("Creating image failed."); + gl::error(GL_OUT_OF_MEMORY); + } + else + { + mTexture->GetDesc(&desc); + mMipLevels = desc.MipLevels; + mTextureWidth = desc.Width; + mTextureHeight = desc.Height; + mTextureDepth = 1; + } + } +} + +TextureStorage11_Cube::~TextureStorage11_Cube() +{ + SafeRelease(mTexture); + SafeRelease(mSwizzleTexture); + + for (unsigned int level = 0; level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; level++) + { + SafeRelease(mSwizzleRenderTargets[level]); + for (unsigned int face = 0; face < 6; face++) + { + SafeDelete(mRenderTarget[face][level]); + } + } +} + +TextureStorage11_Cube *TextureStorage11_Cube::makeTextureStorage11_Cube(TextureStorage *storage) +{ + ASSERT(HAS_DYNAMIC_TYPE(TextureStorage11_Cube*, storage)); + return static_cast<TextureStorage11_Cube*>(storage); +} + +ID3D11Resource *TextureStorage11_Cube::getResource() const +{ + return mTexture; +} + +RenderTarget *TextureStorage11_Cube::getRenderTargetFace(GLenum faceTarget, int level) +{ + if (level >= 0 && level < getLevelCount()) + { + int faceIndex = TextureD3D_Cube::targetToIndex(faceTarget); + if (!mRenderTarget[faceIndex][level]) + { + ID3D11Device *device = mRenderer->getDevice(); + HRESULT result; + + D3D11_SHADER_RESOURCE_VIEW_DESC srvDesc; + srvDesc.Format = mShaderResourceFormat; + srvDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE2DARRAY; // Will be used with Texture2D sampler, not TextureCube + srvDesc.Texture2DArray.MostDetailedMip = mTopLevel + level; + srvDesc.Texture2DArray.MipLevels = 1; + srvDesc.Texture2DArray.FirstArraySlice = faceIndex; + srvDesc.Texture2DArray.ArraySize = 1; + + ID3D11ShaderResourceView *srv; + result = device->CreateShaderResourceView(mTexture, &srvDesc, &srv); + + if (result == E_OUTOFMEMORY) + { + return gl::error(GL_OUT_OF_MEMORY, static_cast<RenderTarget*>(NULL)); + } + ASSERT(SUCCEEDED(result)); + + if (mRenderTargetFormat != DXGI_FORMAT_UNKNOWN) + { + D3D11_RENDER_TARGET_VIEW_DESC rtvDesc; + rtvDesc.Format = mRenderTargetFormat; + rtvDesc.ViewDimension = D3D11_RTV_DIMENSION_TEXTURE2DARRAY; + rtvDesc.Texture2DArray.MipSlice = mTopLevel + level; + rtvDesc.Texture2DArray.FirstArraySlice = faceIndex; + rtvDesc.Texture2DArray.ArraySize = 1; + + ID3D11RenderTargetView *rtv; + result = device->CreateRenderTargetView(mTexture, &rtvDesc, &rtv); + + if (result == E_OUTOFMEMORY) + { + SafeRelease(srv); + return gl::error(GL_OUT_OF_MEMORY, static_cast<RenderTarget*>(NULL)); + } + ASSERT(SUCCEEDED(result)); + + mRenderTarget[faceIndex][level] = new RenderTarget11(mRenderer, rtv, mTexture, srv, getLevelWidth(level), getLevelHeight(level), 1); + + // RenderTarget will take ownership of these resources + SafeRelease(rtv); + SafeRelease(srv); + } + else if (mDepthStencilFormat != DXGI_FORMAT_UNKNOWN) + { + D3D11_DEPTH_STENCIL_VIEW_DESC dsvDesc; + dsvDesc.Format = mDepthStencilFormat; + dsvDesc.ViewDimension = D3D11_DSV_DIMENSION_TEXTURE2DARRAY; + dsvDesc.Flags = 0; + dsvDesc.Texture2DArray.MipSlice = mTopLevel + level; + dsvDesc.Texture2DArray.FirstArraySlice = faceIndex; + dsvDesc.Texture2DArray.ArraySize = 1; + + ID3D11DepthStencilView *dsv; + result = device->CreateDepthStencilView(mTexture, &dsvDesc, &dsv); + + if (result == E_OUTOFMEMORY) + { + SafeRelease(srv); + return gl::error(GL_OUT_OF_MEMORY, static_cast<RenderTarget*>(NULL)); + } + ASSERT(SUCCEEDED(result)); + + mRenderTarget[faceIndex][level] = new RenderTarget11(mRenderer, dsv, mTexture, srv, getLevelWidth(level), getLevelHeight(level), 1); + + // RenderTarget will take ownership of these resources + SafeRelease(dsv); + SafeRelease(srv); + } + else + { + UNREACHABLE(); + } + } + + return mRenderTarget[faceIndex][level]; + } + else + { + return NULL; + } +} + +ID3D11ShaderResourceView *TextureStorage11_Cube::createSRV(int baseLevel, int mipLevels, DXGI_FORMAT format, ID3D11Resource *texture) +{ + D3D11_SHADER_RESOURCE_VIEW_DESC srvDesc; + srvDesc.Format = format; + + // Unnormalized integer cube maps are not supported by DX11; we emulate them as an array of six 2D textures + bool unnormalizedInteger = (d3d11::GetComponentType(mTextureFormat) == GL_INT || + d3d11::GetComponentType(mTextureFormat) == GL_UNSIGNED_INT); + + if(unnormalizedInteger) + { + srvDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE2DARRAY; + srvDesc.Texture2DArray.MostDetailedMip = mTopLevel + baseLevel; + srvDesc.Texture2DArray.MipLevels = 1; + srvDesc.Texture2DArray.FirstArraySlice = 0; + srvDesc.Texture2DArray.ArraySize = 6; + } + else + { + srvDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURECUBE; + srvDesc.TextureCube.MipLevels = mipLevels; + srvDesc.TextureCube.MostDetailedMip = mTopLevel + baseLevel; + } + + ID3D11ShaderResourceView *SRV = NULL; + + ID3D11Device *device = mRenderer->getDevice(); + HRESULT result = device->CreateShaderResourceView(texture, &srvDesc, &SRV); + + if (result == E_OUTOFMEMORY) + { + gl::error(GL_OUT_OF_MEMORY); + } + ASSERT(SUCCEEDED(result)); + + return SRV; +} + +void TextureStorage11_Cube::generateMipmap(int faceIndex, int level) +{ + invalidateSwizzleCacheLevel(level); + + RenderTarget11 *source = RenderTarget11::makeRenderTarget11(getRenderTargetFace(GL_TEXTURE_CUBE_MAP_POSITIVE_X + faceIndex, level - 1)); + RenderTarget11 *dest = RenderTarget11::makeRenderTarget11(getRenderTargetFace(GL_TEXTURE_CUBE_MAP_POSITIVE_X + faceIndex, level)); + + generateMipmapLayer(source, dest); +} + +ID3D11Resource *TextureStorage11_Cube::getSwizzleTexture() +{ + if (!mSwizzleTexture) + { + ID3D11Device *device = mRenderer->getDevice(); + + D3D11_TEXTURE2D_DESC desc; + desc.Width = mTextureWidth; + desc.Height = mTextureHeight; + desc.MipLevels = mMipLevels; + desc.ArraySize = 6; + desc.Format = mSwizzleTextureFormat; + desc.SampleDesc.Count = 1; + desc.SampleDesc.Quality = 0; + desc.Usage = D3D11_USAGE_DEFAULT; + desc.BindFlags = D3D11_BIND_SHADER_RESOURCE | D3D11_BIND_RENDER_TARGET; + desc.CPUAccessFlags = 0; + desc.MiscFlags = D3D11_RESOURCE_MISC_TEXTURECUBE; + + HRESULT result = device->CreateTexture2D(&desc, NULL, &mSwizzleTexture); + + if (result == E_OUTOFMEMORY) + { + return gl::error(GL_OUT_OF_MEMORY, static_cast<ID3D11Texture2D*>(NULL)); + } + ASSERT(SUCCEEDED(result)); + } + + return mSwizzleTexture; +} + +ID3D11RenderTargetView *TextureStorage11_Cube::getSwizzleRenderTarget(int mipLevel) +{ + if (mipLevel >= 0 && mipLevel < getLevelCount()) + { + if (!mSwizzleRenderTargets[mipLevel]) + { + ID3D11Resource *swizzleTexture = getSwizzleTexture(); + if (!swizzleTexture) + { + return NULL; + } + + ID3D11Device *device = mRenderer->getDevice(); + + D3D11_RENDER_TARGET_VIEW_DESC rtvDesc; + rtvDesc.Format = mSwizzleRenderTargetFormat; + rtvDesc.ViewDimension = D3D11_RTV_DIMENSION_TEXTURE2DARRAY; + rtvDesc.Texture2DArray.MipSlice = mTopLevel + mipLevel; + rtvDesc.Texture2DArray.FirstArraySlice = 0; + rtvDesc.Texture2DArray.ArraySize = 6; + + HRESULT result = device->CreateRenderTargetView(mSwizzleTexture, &rtvDesc, &mSwizzleRenderTargets[mipLevel]); + + if (result == E_OUTOFMEMORY) + { + return gl::error(GL_OUT_OF_MEMORY, static_cast<ID3D11RenderTargetView*>(NULL)); + } + ASSERT(SUCCEEDED(result)); + } + + return mSwizzleRenderTargets[mipLevel]; + } + else + { + return NULL; + } +} + +unsigned int TextureStorage11_Cube::getTextureLevelDepth(int mipLevel) const +{ + return 6; +} + +TextureStorage11_3D::TextureStorage11_3D(Renderer *renderer, GLenum internalformat, bool renderTarget, + GLsizei width, GLsizei height, GLsizei depth, int levels) + : TextureStorage11(renderer, GetTextureBindFlags(internalformat, renderTarget)) +{ + mTexture = NULL; + mSwizzleTexture = NULL; + + for (unsigned int i = 0; i < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; i++) + { + mLevelRenderTargets[i] = NULL; + mSwizzleRenderTargets[i] = NULL; + } + + mTextureFormat = gl_d3d11::GetTexFormat(internalformat); + mShaderResourceFormat = gl_d3d11::GetSRVFormat(internalformat); + mDepthStencilFormat = gl_d3d11::GetDSVFormat(internalformat); + mRenderTargetFormat = gl_d3d11::GetRTVFormat(internalformat); + mSwizzleTextureFormat = gl_d3d11::GetSwizzleTexFormat(internalformat); + mSwizzleShaderResourceFormat = gl_d3d11::GetSwizzleSRVFormat(internalformat); + mSwizzleRenderTargetFormat = gl_d3d11::GetSwizzleRTVFormat(internalformat); + + // If the width, height or depth are not positive this should be treated as an incomplete texture + // we handle that here by skipping the d3d texture creation + if (width > 0 && height > 0 && depth > 0) + { + // adjust size if needed for compressed textures + d3d11::MakeValidSize(false, mTextureFormat, &width, &height, &mTopLevel); + + ID3D11Device *device = mRenderer->getDevice(); + + D3D11_TEXTURE3D_DESC desc; + desc.Width = width; + desc.Height = height; + desc.Depth = depth; + desc.MipLevels = ((levels > 0) ? (mTopLevel + levels) : 0); + desc.Format = mTextureFormat; + desc.Usage = D3D11_USAGE_DEFAULT; + desc.BindFlags = getBindFlags(); + desc.CPUAccessFlags = 0; + desc.MiscFlags = 0; + + HRESULT result = device->CreateTexture3D(&desc, NULL, &mTexture); + + // this can happen from windows TDR + if (d3d11::isDeviceLostError(result)) + { + mRenderer->notifyDeviceLost(); + gl::error(GL_OUT_OF_MEMORY); + } + else if (FAILED(result)) + { + ASSERT(result == E_OUTOFMEMORY); + ERR("Creating image failed."); + gl::error(GL_OUT_OF_MEMORY); + } + else + { + mTexture->GetDesc(&desc); + mMipLevels = desc.MipLevels; + mTextureWidth = desc.Width; + mTextureHeight = desc.Height; + mTextureDepth = desc.Depth; + } + } +} + +TextureStorage11_3D::~TextureStorage11_3D() +{ + SafeRelease(mTexture); + SafeRelease(mSwizzleTexture); + + for (RenderTargetMap::iterator i = mLevelLayerRenderTargets.begin(); i != mLevelLayerRenderTargets.end(); i++) + { + SafeDelete(i->second); + } + mLevelLayerRenderTargets.clear(); + + for (unsigned int i = 0; i < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; i++) + { + SafeDelete(mLevelRenderTargets[i]); + SafeRelease(mSwizzleRenderTargets[i]); + } +} + +TextureStorage11_3D *TextureStorage11_3D::makeTextureStorage11_3D(TextureStorage *storage) +{ + ASSERT(HAS_DYNAMIC_TYPE(TextureStorage11_3D*, storage)); + return static_cast<TextureStorage11_3D*>(storage); +} + +ID3D11Resource *TextureStorage11_3D::getResource() const +{ + return mTexture; +} + +ID3D11ShaderResourceView *TextureStorage11_3D::createSRV(int baseLevel, int mipLevels, DXGI_FORMAT format, ID3D11Resource *texture) +{ + D3D11_SHADER_RESOURCE_VIEW_DESC srvDesc; + srvDesc.Format = format; + srvDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE3D; + srvDesc.Texture3D.MostDetailedMip = baseLevel; + srvDesc.Texture3D.MipLevels = mipLevels; + + ID3D11ShaderResourceView *SRV = NULL; + + ID3D11Device *device = mRenderer->getDevice(); + HRESULT result = device->CreateShaderResourceView(texture, &srvDesc, &SRV); + + if (result == E_OUTOFMEMORY) + { + gl::error(GL_OUT_OF_MEMORY); + } + ASSERT(SUCCEEDED(result)); + + return SRV; +} + +RenderTarget *TextureStorage11_3D::getRenderTarget(int mipLevel) +{ + if (mipLevel >= 0 && mipLevel < getLevelCount()) + { + if (!mLevelRenderTargets[mipLevel]) + { + ID3D11ShaderResourceView *srv = getSRVLevel(mipLevel); + if (!srv) + { + return NULL; + } + + if (mRenderTargetFormat != DXGI_FORMAT_UNKNOWN) + { + ID3D11Device *device = mRenderer->getDevice(); + + D3D11_RENDER_TARGET_VIEW_DESC rtvDesc; + rtvDesc.Format = mRenderTargetFormat; + rtvDesc.ViewDimension = D3D11_RTV_DIMENSION_TEXTURE3D; + rtvDesc.Texture3D.MipSlice = mTopLevel + mipLevel; + rtvDesc.Texture3D.FirstWSlice = 0; + rtvDesc.Texture3D.WSize = -1; + + ID3D11RenderTargetView *rtv; + HRESULT result = device->CreateRenderTargetView(mTexture, &rtvDesc, &rtv); + + if (result == E_OUTOFMEMORY) + { + SafeRelease(srv); + return gl::error(GL_OUT_OF_MEMORY, static_cast<RenderTarget*>(NULL)); + } + ASSERT(SUCCEEDED(result)); + + mLevelRenderTargets[mipLevel] = new RenderTarget11(mRenderer, rtv, mTexture, srv, getLevelWidth(mipLevel), getLevelHeight(mipLevel), getLevelDepth(mipLevel)); + + // RenderTarget will take ownership of these resources + SafeRelease(rtv); + } + else + { + UNREACHABLE(); + } + } + + return mLevelRenderTargets[mipLevel]; + } + else + { + return NULL; + } +} + +RenderTarget *TextureStorage11_3D::getRenderTargetLayer(int mipLevel, int layer) +{ + if (mipLevel >= 0 && mipLevel < getLevelCount()) + { + LevelLayerKey key(mipLevel, layer); + if (mLevelLayerRenderTargets.find(key) == mLevelLayerRenderTargets.end()) + { + ID3D11Device *device = mRenderer->getDevice(); + HRESULT result; + + // TODO, what kind of SRV is expected here? + ID3D11ShaderResourceView *srv = NULL; + + if (mRenderTargetFormat != DXGI_FORMAT_UNKNOWN) + { + D3D11_RENDER_TARGET_VIEW_DESC rtvDesc; + rtvDesc.Format = mRenderTargetFormat; + rtvDesc.ViewDimension = D3D11_RTV_DIMENSION_TEXTURE3D; + rtvDesc.Texture3D.MipSlice = mTopLevel + mipLevel; + rtvDesc.Texture3D.FirstWSlice = layer; + rtvDesc.Texture3D.WSize = 1; + + ID3D11RenderTargetView *rtv; + result = device->CreateRenderTargetView(mTexture, &rtvDesc, &rtv); + + if (result == E_OUTOFMEMORY) + { + SafeRelease(srv); + return gl::error(GL_OUT_OF_MEMORY, static_cast<RenderTarget*>(NULL)); + } + ASSERT(SUCCEEDED(result)); + + mLevelLayerRenderTargets[key] = new RenderTarget11(mRenderer, rtv, mTexture, srv, getLevelWidth(mipLevel), getLevelHeight(mipLevel), 1); + + // RenderTarget will take ownership of these resources + SafeRelease(rtv); + SafeRelease(srv); + } + else + { + UNREACHABLE(); + } + } + + return mLevelLayerRenderTargets[key]; + } + else + { + return NULL; + } +} + +void TextureStorage11_3D::generateMipmap(int level) +{ + invalidateSwizzleCacheLevel(level); + + RenderTarget11 *source = RenderTarget11::makeRenderTarget11(getRenderTarget(level - 1)); + RenderTarget11 *dest = RenderTarget11::makeRenderTarget11(getRenderTarget(level)); + + generateMipmapLayer(source, dest); +} + +ID3D11Resource *TextureStorage11_3D::getSwizzleTexture() +{ + if (!mSwizzleTexture) + { + ID3D11Device *device = mRenderer->getDevice(); + + D3D11_TEXTURE3D_DESC desc; + desc.Width = mTextureWidth; + desc.Height = mTextureHeight; + desc.Depth = mTextureDepth; + desc.MipLevels = mMipLevels; + desc.Format = mSwizzleTextureFormat; + desc.Usage = D3D11_USAGE_DEFAULT; + desc.BindFlags = D3D11_BIND_SHADER_RESOURCE | D3D11_BIND_RENDER_TARGET; + desc.CPUAccessFlags = 0; + desc.MiscFlags = 0; + + HRESULT result = device->CreateTexture3D(&desc, NULL, &mSwizzleTexture); + + if (result == E_OUTOFMEMORY) + { + return gl::error(GL_OUT_OF_MEMORY, static_cast<ID3D11Texture3D*>(NULL)); + } + ASSERT(SUCCEEDED(result)); + } + + return mSwizzleTexture; +} + +ID3D11RenderTargetView *TextureStorage11_3D::getSwizzleRenderTarget(int mipLevel) +{ + if (mipLevel >= 0 && mipLevel < getLevelCount()) + { + if (!mSwizzleRenderTargets[mipLevel]) + { + ID3D11Resource *swizzleTexture = getSwizzleTexture(); + if (!swizzleTexture) + { + return NULL; + } + + ID3D11Device *device = mRenderer->getDevice(); + + D3D11_RENDER_TARGET_VIEW_DESC rtvDesc; + rtvDesc.Format = mSwizzleRenderTargetFormat; + rtvDesc.ViewDimension = D3D11_RTV_DIMENSION_TEXTURE3D; + rtvDesc.Texture3D.MipSlice = mTopLevel + mipLevel; + rtvDesc.Texture3D.FirstWSlice = 0; + rtvDesc.Texture3D.WSize = -1; + + HRESULT result = device->CreateRenderTargetView(mSwizzleTexture, &rtvDesc, &mSwizzleRenderTargets[mipLevel]); + + if (result == E_OUTOFMEMORY) + { + return gl::error(GL_OUT_OF_MEMORY, static_cast<ID3D11RenderTargetView*>(NULL)); + } + ASSERT(SUCCEEDED(result)); + } + + return mSwizzleRenderTargets[mipLevel]; + } + else + { + return NULL; + } +} + +unsigned int TextureStorage11_3D::getTextureLevelDepth(int mipLevel) const +{ + return std::max(mTextureDepth >> mipLevel, 1U); +} + + +TextureStorage11_2DArray::TextureStorage11_2DArray(Renderer *renderer, GLenum internalformat, bool renderTarget, + GLsizei width, GLsizei height, GLsizei depth, int levels) + : TextureStorage11(renderer, GetTextureBindFlags(internalformat, renderTarget)) +{ + mTexture = NULL; + mSwizzleTexture = NULL; + + for (unsigned int level = 0; level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; level++) + { + mSwizzleRenderTargets[level] = NULL; + } + + mTextureFormat = gl_d3d11::GetTexFormat(internalformat); + mShaderResourceFormat = gl_d3d11::GetSRVFormat(internalformat); + mDepthStencilFormat = gl_d3d11::GetDSVFormat(internalformat); + mRenderTargetFormat = gl_d3d11::GetRTVFormat(internalformat); + mSwizzleTextureFormat = gl_d3d11::GetSwizzleTexFormat(internalformat); + mSwizzleShaderResourceFormat = gl_d3d11::GetSwizzleSRVFormat(internalformat); + mSwizzleRenderTargetFormat = gl_d3d11::GetSwizzleRTVFormat(internalformat); + + // if the width, height or depth is not positive this should be treated as an incomplete texture + // we handle that here by skipping the d3d texture creation + if (width > 0 && height > 0 && depth > 0) + { + // adjust size if needed for compressed textures + d3d11::MakeValidSize(false, mTextureFormat, &width, &height, &mTopLevel); + + ID3D11Device *device = mRenderer->getDevice(); + + D3D11_TEXTURE2D_DESC desc; + desc.Width = width; + desc.Height = height; + desc.MipLevels = ((levels > 0) ? (mTopLevel + levels) : 0); + desc.ArraySize = depth; + desc.Format = mTextureFormat; + desc.SampleDesc.Count = 1; + desc.SampleDesc.Quality = 0; + desc.Usage = D3D11_USAGE_DEFAULT; + desc.BindFlags = getBindFlags(); + desc.CPUAccessFlags = 0; + desc.MiscFlags = 0; + + HRESULT result = device->CreateTexture2D(&desc, NULL, &mTexture); + + // this can happen from windows TDR + if (d3d11::isDeviceLostError(result)) + { + mRenderer->notifyDeviceLost(); + gl::error(GL_OUT_OF_MEMORY); + } + else if (FAILED(result)) + { + ASSERT(result == E_OUTOFMEMORY); + ERR("Creating image failed."); + gl::error(GL_OUT_OF_MEMORY); + } + else + { + mTexture->GetDesc(&desc); + mMipLevels = desc.MipLevels; + mTextureWidth = desc.Width; + mTextureHeight = desc.Height; + mTextureDepth = desc.ArraySize; + } + } +} + +TextureStorage11_2DArray::~TextureStorage11_2DArray() +{ + SafeRelease(mTexture); + SafeRelease(mSwizzleTexture); + + for (unsigned int level = 0; level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS; level++) + { + SafeRelease(mSwizzleRenderTargets[level]); + } + + for (RenderTargetMap::iterator i = mRenderTargets.begin(); i != mRenderTargets.end(); i++) + { + SafeDelete(i->second); + } + mRenderTargets.clear(); +} + +TextureStorage11_2DArray *TextureStorage11_2DArray::makeTextureStorage11_2DArray(TextureStorage *storage) +{ + ASSERT(HAS_DYNAMIC_TYPE(TextureStorage11_2DArray*, storage)); + return static_cast<TextureStorage11_2DArray*>(storage); +} + +ID3D11Resource *TextureStorage11_2DArray::getResource() const +{ + return mTexture; +} + +ID3D11ShaderResourceView *TextureStorage11_2DArray::createSRV(int baseLevel, int mipLevels, DXGI_FORMAT format, ID3D11Resource *texture) +{ + D3D11_SHADER_RESOURCE_VIEW_DESC srvDesc; + srvDesc.Format = format; + srvDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE2DARRAY; + srvDesc.Texture2DArray.MostDetailedMip = mTopLevel + baseLevel; + srvDesc.Texture2DArray.MipLevels = mipLevels; + srvDesc.Texture2DArray.FirstArraySlice = 0; + srvDesc.Texture2DArray.ArraySize = mTextureDepth; + + ID3D11ShaderResourceView *SRV = NULL; + + ID3D11Device *device = mRenderer->getDevice(); + HRESULT result = device->CreateShaderResourceView(texture, &srvDesc, &SRV); + + if (result == E_OUTOFMEMORY) + { + gl::error(GL_OUT_OF_MEMORY); + } + ASSERT(SUCCEEDED(result)); + + return SRV; +} + +RenderTarget *TextureStorage11_2DArray::getRenderTargetLayer(int mipLevel, int layer) +{ + if (mipLevel >= 0 && mipLevel < getLevelCount()) + { + LevelLayerKey key(mipLevel, layer); + if (mRenderTargets.find(key) == mRenderTargets.end()) + { + ID3D11Device *device = mRenderer->getDevice(); + HRESULT result; + + D3D11_SHADER_RESOURCE_VIEW_DESC srvDesc; + srvDesc.Format = mShaderResourceFormat; + srvDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE2DARRAY; + srvDesc.Texture2DArray.MostDetailedMip = mTopLevel + mipLevel; + srvDesc.Texture2DArray.MipLevels = 1; + srvDesc.Texture2DArray.FirstArraySlice = layer; + srvDesc.Texture2DArray.ArraySize = 1; + + ID3D11ShaderResourceView *srv; + result = device->CreateShaderResourceView(mTexture, &srvDesc, &srv); + + if (result == E_OUTOFMEMORY) + { + return gl::error(GL_OUT_OF_MEMORY, static_cast<RenderTarget*>(NULL)); + } + ASSERT(SUCCEEDED(result)); + + if (mRenderTargetFormat != DXGI_FORMAT_UNKNOWN) + { + D3D11_RENDER_TARGET_VIEW_DESC rtvDesc; + rtvDesc.Format = mRenderTargetFormat; + rtvDesc.ViewDimension = D3D11_RTV_DIMENSION_TEXTURE2DARRAY; + rtvDesc.Texture2DArray.MipSlice = mTopLevel + mipLevel; + rtvDesc.Texture2DArray.FirstArraySlice = layer; + rtvDesc.Texture2DArray.ArraySize = 1; + + ID3D11RenderTargetView *rtv; + result = device->CreateRenderTargetView(mTexture, &rtvDesc, &rtv); + + if (result == E_OUTOFMEMORY) + { + SafeRelease(srv); + return gl::error(GL_OUT_OF_MEMORY, static_cast<RenderTarget*>(NULL)); + } + ASSERT(SUCCEEDED(result)); + + mRenderTargets[key] = new RenderTarget11(mRenderer, rtv, mTexture, srv, getLevelWidth(mipLevel), getLevelHeight(mipLevel), 1); + + // RenderTarget will take ownership of these resources + SafeRelease(rtv); + SafeRelease(srv); + } + else + { + UNREACHABLE(); + } + } + + return mRenderTargets[key]; + } + else + { + return NULL; + } +} + +void TextureStorage11_2DArray::generateMipmap(int level) +{ + invalidateSwizzleCacheLevel(level); + for (unsigned int layer = 0; layer < mTextureDepth; layer++) + { + RenderTarget11 *source = RenderTarget11::makeRenderTarget11(getRenderTargetLayer(level - 1, layer)); + RenderTarget11 *dest = RenderTarget11::makeRenderTarget11(getRenderTargetLayer(level, layer)); + + generateMipmapLayer(source, dest); + } +} + +ID3D11Resource *TextureStorage11_2DArray::getSwizzleTexture() +{ + if (!mSwizzleTexture) + { + ID3D11Device *device = mRenderer->getDevice(); + + D3D11_TEXTURE2D_DESC desc; + desc.Width = mTextureWidth; + desc.Height = mTextureHeight; + desc.MipLevels = mMipLevels; + desc.ArraySize = mTextureDepth; + desc.Format = mSwizzleTextureFormat; + desc.SampleDesc.Count = 1; + desc.SampleDesc.Quality = 0; + desc.Usage = D3D11_USAGE_DEFAULT; + desc.BindFlags = D3D11_BIND_SHADER_RESOURCE | D3D11_BIND_RENDER_TARGET; + desc.CPUAccessFlags = 0; + desc.MiscFlags = 0; + + HRESULT result = device->CreateTexture2D(&desc, NULL, &mSwizzleTexture); + + if (result == E_OUTOFMEMORY) + { + return gl::error(GL_OUT_OF_MEMORY, static_cast<ID3D11Texture2D*>(NULL)); + } + ASSERT(SUCCEEDED(result)); + } + + return mSwizzleTexture; +} + +ID3D11RenderTargetView *TextureStorage11_2DArray::getSwizzleRenderTarget(int mipLevel) +{ + if (mipLevel >= 0 && mipLevel < getLevelCount()) + { + if (!mSwizzleRenderTargets[mipLevel]) + { + ID3D11Resource *swizzleTexture = getSwizzleTexture(); + if (!swizzleTexture) + { + return NULL; + } + + ID3D11Device *device = mRenderer->getDevice(); + + D3D11_RENDER_TARGET_VIEW_DESC rtvDesc; + rtvDesc.Format = mSwizzleRenderTargetFormat; + rtvDesc.ViewDimension = D3D11_RTV_DIMENSION_TEXTURE2DARRAY; + rtvDesc.Texture2DArray.MipSlice = mTopLevel + mipLevel; + rtvDesc.Texture2DArray.FirstArraySlice = 0; + rtvDesc.Texture2DArray.ArraySize = mTextureDepth; + + HRESULT result = device->CreateRenderTargetView(mSwizzleTexture, &rtvDesc, &mSwizzleRenderTargets[mipLevel]); + + if (result == E_OUTOFMEMORY) + { + return gl::error(GL_OUT_OF_MEMORY, static_cast<ID3D11RenderTargetView*>(NULL)); + } + ASSERT(SUCCEEDED(result)); + } + + return mSwizzleRenderTargets[mipLevel]; + } + else + { + return NULL; + } +} + +unsigned int TextureStorage11_2DArray::getTextureLevelDepth(int mipLevel) const +{ + return mTextureDepth; +} + +} |