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gecko/gfx/layers/d3d9/CompositorD3D9.cpp
Nicholas Cameron 117fcc1062 Bug 899435. Part 4 - smooth resizing with OMTC. r=roc
2013-08-09 11:32:26 +12:00

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/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "CompositorD3D9.h"
#include "LayerManagerD3D9Shaders.h"
#include "gfxWindowsPlatform.h"
#include "nsIWidget.h"
#include "mozilla/layers/ImageHost.h"
#include "mozilla/layers/ContentHost.h"
#include "mozilla/layers/Effects.h"
#include "nsWindowsHelpers.h"
#include "Nv3DVUtils.h"
#include "gfxFailure.h"
using namespace mozilla::gfx;
namespace mozilla {
namespace layers {
CompositorD3D9::CompositorD3D9(nsIWidget *aWidget)
: mWidget(aWidget)
{
sBackend = LAYERS_D3D9;
}
CompositorD3D9::~CompositorD3D9()
{
mSwapChain = nullptr;
mDeviceManager = nullptr;
}
bool
CompositorD3D9::Initialize()
{
if (!gfxPlatform::CanUseDirect3D9()) {
NS_WARNING("Direct3D 9-accelerated layers are not supported on this system.");
return false;
}
mDeviceManager = gfxWindowsPlatform::GetPlatform()->GetD3D9DeviceManager();
if (!mDeviceManager) {
return false;
}
mSwapChain = mDeviceManager->
CreateSwapChain((HWND)mWidget->GetNativeData(NS_NATIVE_WINDOW));
if (!mSwapChain) {
return false;
}
return true;
}
TextureFactoryIdentifier
CompositorD3D9::GetTextureFactoryIdentifier()
{
TextureFactoryIdentifier ident;
ident.mMaxTextureSize = GetMaxTextureSize();
ident.mParentBackend = LAYERS_D3D9;
ident.mParentProcessId = XRE_GetProcessType();
return ident;
}
bool
CompositorD3D9::CanUseCanvasLayerForSize(const gfxIntSize &aSize)
{
int32_t maxTextureSize = GetMaxTextureSize();
if (aSize.width > maxTextureSize || aSize.height > maxTextureSize) {
return false;
}
return true;
}
int32_t
CompositorD3D9::GetMaxTextureSize() const
{
return mDeviceManager->GetMaxTextureSize();
}
TemporaryRef<CompositingRenderTarget>
CompositorD3D9::CreateRenderTarget(const gfx::IntRect &aRect,
SurfaceInitMode aInit)
{
RefPtr<IDirect3DTexture9> texture;
HRESULT hr = device()->CreateTexture(aRect.width, aRect.height, 1,
D3DUSAGE_RENDERTARGET, D3DFMT_A8R8G8B8,
D3DPOOL_DEFAULT, byRef(texture),
NULL);
if (FAILED(hr)) {
ReportFailure(NS_LITERAL_CSTRING("CompositorD3D9::CreateRenderTarget: Failed to create texture"),
hr);
return nullptr;
}
RefPtr<CompositingRenderTargetD3D9> rt =
new CompositingRenderTargetD3D9(texture, aInit, IntSize(aRect.width, aRect.height));
return rt;
}
TemporaryRef<CompositingRenderTarget>
CompositorD3D9::CreateRenderTargetFromSource(const gfx::IntRect &aRect,
const CompositingRenderTarget *aSource)
{
RefPtr<IDirect3DTexture9> texture;
HRESULT hr = device()->CreateTexture(aRect.width, aRect.height, 1,
D3DUSAGE_RENDERTARGET, D3DFMT_A8R8G8B8,
D3DPOOL_DEFAULT, byRef(texture),
NULL);
if (FAILED(hr)) {
ReportFailure(NS_LITERAL_CSTRING("CompositorD3D9::CreateRenderTargetFromSource: Failed to create texture"),
hr);
return nullptr;
}
if (aSource) {
nsRefPtr<IDirect3DSurface9> sourceSurface =
static_cast<const CompositingRenderTargetD3D9*>(aSource)->GetD3D9Surface();
nsRefPtr<IDirect3DSurface9> destSurface;
hr = texture->GetSurfaceLevel(0, getter_AddRefs(destSurface));
if (FAILED(hr)) {
NS_WARNING("Failed to get texture surface level for dest.");
}
if (sourceSurface && destSurface) {
RECT sourceRect;
sourceRect.left = aRect.x;
sourceRect.right = aRect.XMost();
sourceRect.top = aRect.y;
sourceRect.bottom = aRect.YMost();
RECT destRect;
destRect.left = 0;
destRect.right = aRect.width;
destRect.top = 0;
destRect.bottom = aRect.height;
// copy the source to the dest
hr = device()->StretchRect(sourceSurface,
&sourceRect,
destSurface,
&destRect,
D3DTEXF_NONE);
if (FAILED(hr)) {
ReportFailure(NS_LITERAL_CSTRING("CompositorD3D9::CreateRenderTargetFromSource: Failed to update texture"),
hr);
}
}
}
RefPtr<CompositingRenderTargetD3D9> rt =
new CompositingRenderTargetD3D9(texture,
INIT_MODE_NONE,
IntSize(aRect.width, aRect.height));
return rt;
}
void
CompositorD3D9::SetRenderTarget(CompositingRenderTarget *aRenderTarget)
{
MOZ_ASSERT(aRenderTarget);
RefPtr<CompositingRenderTargetD3D9> oldRT = mCurrentRT;
mCurrentRT = static_cast<CompositingRenderTargetD3D9*>(aRenderTarget);
mCurrentRT->BindRenderTarget(device());
PrepareViewport(mCurrentRT->GetSize(), gfxMatrix());
}
static DeviceManagerD3D9::ShaderMode
ShaderModeForEffectType(EffectTypes aEffectType)
{
switch (aEffectType) {
case EFFECT_SOLID_COLOR:
return DeviceManagerD3D9::SOLIDCOLORLAYER;
case EFFECT_BGRA:
case EFFECT_RENDER_TARGET:
return DeviceManagerD3D9::RGBALAYER;
case EFFECT_BGRX:
return DeviceManagerD3D9::RGBLAYER;
case EFFECT_YCBCR:
return DeviceManagerD3D9::YCBCRLAYER;
}
MOZ_CRASH("Bad effect type");
}
void
CompositorD3D9::DrawQuad(const gfx::Rect &aRect, const gfx::Rect &aClipRect,
const EffectChain &aEffectChain,
gfx::Float aOpacity, const gfx::Matrix4x4 &aTransform,
const gfx::Point &aOffset)
{
MOZ_ASSERT(mCurrentRT, "No render target");
device()->SetVertexShaderConstantF(CBmLayerTransform, &aTransform._11, 4);
float renderTargetOffset[] = { aOffset.x, aOffset.y, 0, 0 };
device()->SetVertexShaderConstantF(CBvRenderTargetOffset,
renderTargetOffset,
1);
device()->SetVertexShaderConstantF(CBvLayerQuad,
ShaderConstantRect(aRect.x,
aRect.y,
aRect.width,
aRect.height),
1);
bool target = false;
if (aEffectChain.mPrimaryEffect->mType != EFFECT_SOLID_COLOR) {
float opacity[4];
/*
* We always upload a 4 component float, but the shader will use only the
* first component since it's declared as a 'float'.
*/
opacity[0] = aOpacity;
device()->SetPixelShaderConstantF(CBfLayerOpacity, opacity, 1);
}
bool isPremultiplied = true;
MaskType maskType = MaskNone;
if (aEffectChain.mSecondaryEffects[EFFECT_MASK]) {
if (aTransform.Is2D()) {
maskType = Mask2d;
} else {
maskType = Mask3d;
}
}
RECT scissor;
scissor.left = aClipRect.x;
scissor.right = aClipRect.XMost();
scissor.top = aClipRect.y;
scissor.bottom = aClipRect.YMost();
device()->SetScissorRect(&scissor);
uint32_t maskTexture = 0;
switch (aEffectChain.mPrimaryEffect->mType) {
case EFFECT_SOLID_COLOR:
{
// output color is premultiplied, so we need to adjust all channels.
Color layerColor =
static_cast<EffectSolidColor*>(aEffectChain.mPrimaryEffect.get())->mColor;
float color[4];
color[0] = layerColor.r * layerColor.a * aOpacity;
color[1] = layerColor.g * layerColor.a * aOpacity;
color[2] = layerColor.b * layerColor.a * aOpacity;
color[3] = layerColor.a * aOpacity;
device()->SetPixelShaderConstantF(CBvColor, color, 1);
maskTexture = mDeviceManager
->SetShaderMode(DeviceManagerD3D9::SOLIDCOLORLAYER, maskType);
}
break;
case EFFECT_RENDER_TARGET:
case EFFECT_BGRX:
case EFFECT_BGRA:
{
TexturedEffect* texturedEffect =
static_cast<TexturedEffect*>(aEffectChain.mPrimaryEffect.get());
Rect textureCoords = texturedEffect->mTextureCoords;
device()->SetVertexShaderConstantF(CBvTextureCoords,
ShaderConstantRect(
textureCoords.x,
textureCoords.y,
textureCoords.width,
textureCoords.height),
1);
SetSamplerForFilter(texturedEffect->mFilter);
TextureSourceD3D9* source = texturedEffect->mTexture->AsSourceD3D9();
device()->SetTexture(0, source->GetD3D9Texture());
maskTexture = mDeviceManager
->SetShaderMode(ShaderModeForEffectType(aEffectChain.mPrimaryEffect->mType),
maskType);
isPremultiplied = texturedEffect->mPremultiplied;
}
break;
case EFFECT_YCBCR:
{
EffectYCbCr* ycbcrEffect =
static_cast<EffectYCbCr*>(aEffectChain.mPrimaryEffect.get());
SetSamplerForFilter(FILTER_LINEAR);
Rect textureCoords = ycbcrEffect->mTextureCoords;
device()->SetVertexShaderConstantF(CBvTextureCoords,
ShaderConstantRect(
textureCoords.x,
textureCoords.y,
textureCoords.width,
textureCoords.height),
1);
TextureSourceD3D9* source = ycbcrEffect->mTexture->AsSourceD3D9();
TextureSourceD3D9::YCbCrTextures textures = source->GetYCbCrTextures();
/*
* Send 3d control data and metadata
*/
if (mDeviceManager->GetNv3DVUtils()) {
Nv_Stereo_Mode mode;
switch (textures.mStereoMode) {
case STEREO_MODE_LEFT_RIGHT:
mode = NV_STEREO_MODE_LEFT_RIGHT;
break;
case STEREO_MODE_RIGHT_LEFT:
mode = NV_STEREO_MODE_RIGHT_LEFT;
break;
case STEREO_MODE_BOTTOM_TOP:
mode = NV_STEREO_MODE_BOTTOM_TOP;
break;
case STEREO_MODE_TOP_BOTTOM:
mode = NV_STEREO_MODE_TOP_BOTTOM;
break;
case STEREO_MODE_MONO:
mode = NV_STEREO_MODE_MONO;
break;
}
// Send control data even in mono case so driver knows to leave stereo mode.
mDeviceManager->GetNv3DVUtils()->SendNv3DVControl(mode, true, FIREFOX_3DV_APP_HANDLE);
if (textures.mStereoMode != STEREO_MODE_MONO) {
mDeviceManager->GetNv3DVUtils()->SendNv3DVControl(mode, true, FIREFOX_3DV_APP_HANDLE);
nsRefPtr<IDirect3DSurface9> renderTarget;
device()->GetRenderTarget(0, getter_AddRefs(renderTarget));
mDeviceManager->GetNv3DVUtils()->SendNv3DVMetaData((unsigned int)aRect.width,
(unsigned int)aRect.height,
(HANDLE)(textures.mY),
(HANDLE)(renderTarget));
}
}
// Linear scaling is default here, adhering to mFilter is difficult since
// presumably even with point filtering we'll still want chroma upsampling
// to be linear. In the current approach we can't.
device()->SetTexture(0, textures.mY);
device()->SetTexture(1, textures.mCb);
device()->SetTexture(2, textures.mCr);
maskTexture = mDeviceManager->SetShaderMode(DeviceManagerD3D9::YCBCRLAYER, maskType);
}
break;
case EFFECT_COMPONENT_ALPHA:
{
MOZ_ASSERT(gfxPlatform::ComponentAlphaEnabled());
EffectComponentAlpha* effectComponentAlpha =
static_cast<EffectComponentAlpha*>(aEffectChain.mPrimaryEffect.get());
TextureSourceD3D9* sourceOnWhite = effectComponentAlpha->mOnWhite->AsSourceD3D9();
TextureSourceD3D9* sourceOnBlack = effectComponentAlpha->mOnBlack->AsSourceD3D9();
Rect textureCoords = effectComponentAlpha->mTextureCoords;
device()->SetVertexShaderConstantF(CBvTextureCoords,
ShaderConstantRect(
textureCoords.x,
textureCoords.y,
textureCoords.width,
textureCoords.height),
1);
SetSamplerForFilter(effectComponentAlpha->mFilter);
SetMask(aEffectChain, maskTexture);
maskTexture = mDeviceManager->SetShaderMode(DeviceManagerD3D9::COMPONENTLAYERPASS1, maskType);
device()->SetTexture(0, sourceOnBlack->GetD3D9Texture());
device()->SetTexture(1, sourceOnWhite->GetD3D9Texture());
device()->SetRenderState(D3DRS_SRCBLEND, D3DBLEND_ZERO);
device()->SetRenderState(D3DRS_DESTBLEND, D3DBLEND_INVSRCCOLOR);
device()->DrawPrimitive(D3DPT_TRIANGLESTRIP, 0, 2);
maskTexture = mDeviceManager->SetShaderMode(DeviceManagerD3D9::COMPONENTLAYERPASS2, maskType);
device()->SetRenderState(D3DRS_SRCBLEND, D3DBLEND_ONE);
device()->SetRenderState(D3DRS_DESTBLEND, D3DBLEND_ONE);
device()->DrawPrimitive(D3DPT_TRIANGLESTRIP, 0, 2);
// Restore defaults
device()->SetRenderState(D3DRS_SRCBLEND, D3DBLEND_ONE);
device()->SetRenderState(D3DRS_DESTBLEND, D3DBLEND_INVSRCALPHA);
device()->SetTexture(1, NULL);
}
return;
default:
NS_WARNING("Unknown shader type");
return;
}
SetMask(aEffectChain, maskTexture);
if (!isPremultiplied) {
device()->SetRenderState(D3DRS_SRCBLEND, D3DBLEND_SRCALPHA);
}
HRESULT hr = device()->DrawPrimitive(D3DPT_TRIANGLESTRIP, 0, 2);
if (!isPremultiplied) {
device()->SetRenderState(D3DRS_SRCBLEND, D3DBLEND_ONE);
}
}
void
CompositorD3D9::SetMask(const EffectChain &aEffectChain, uint32_t aMaskTexture)
{
EffectMask *maskEffect =
static_cast<EffectMask*>(aEffectChain.mSecondaryEffects[EFFECT_MASK].get());
if (!maskEffect) {
return;
}
TextureSourceD3D9 *source = maskEffect->mMaskTexture->AsSourceD3D9();
MOZ_ASSERT(aMaskTexture >= 0);
device()->SetTexture(aMaskTexture, source->GetD3D9Texture());
const gfx::Matrix4x4& maskTransform = maskEffect->mMaskTransform;
NS_ASSERTION(maskTransform.Is2D(), "How did we end up with a 3D transform here?!");
Rect bounds = Rect(Point(), Size(maskEffect->mSize));
bounds = maskTransform.As2D().TransformBounds(bounds);
device()->SetVertexShaderConstantF(DeviceManagerD3D9::sMaskQuadRegister,
ShaderConstantRect(bounds.x,
bounds.y,
bounds.width,
bounds.height),
1);
}
void
CompositorD3D9::BeginFrame(const Rect *aClipRectIn,
const gfxMatrix& aTransform,
const Rect& aRenderBounds,
Rect *aClipRectOut,
Rect *aRenderBoundsOut)
{
if (!mSwapChain->PrepareForRendering()) {
return;
}
mDeviceManager->SetupRenderState();
EnsureSize();
device()->Clear(0, NULL, D3DCLEAR_TARGET, 0x00000000, 0, 0);
device()->BeginScene();
if (aClipRectOut) {
*aClipRectOut = Rect(0, 0, mSize.width, mSize.height);
}
if (aRenderBoundsOut) {
*aRenderBoundsOut = Rect(0, 0, mSize.width, mSize.height);
}
RECT r;
if (aClipRectIn) {
r.left = (LONG)aClipRectIn->x;
r.top = (LONG)aClipRectIn->y;
r.right = (LONG)(aClipRectIn->x + aClipRectIn->width);
r.bottom = (LONG)(aClipRectIn->y + aClipRectIn->height);
} else {
r.left = r.top = 0;
r.right = mSize.width;
r.bottom = mSize.height;
}
device()->SetScissorRect(&r);
nsRefPtr<IDirect3DSurface9> backBuffer = mSwapChain->GetBackBuffer();
mDefaultRT = new CompositingRenderTargetD3D9(backBuffer,
INIT_MODE_CLEAR,
IntSize(mSize.width, mSize.height));
SetRenderTarget(mDefaultRT);
}
void
CompositorD3D9::EndFrame()
{
device()->EndScene();
nsIntSize oldSize = mSize;
EnsureSize();
if (oldSize == mSize) {
if (mTarget) {
PaintToTarget();
} else {
mSwapChain->Present();
}
}
mCurrentRT = nullptr;
}
void
CompositorD3D9::PrepareViewport(const gfx::IntSize& aSize,
const gfxMatrix &aWorldTransform)
{
gfx3DMatrix viewMatrix;
/*
* Matrix to transform to viewport space ( <-1.0, 1.0> topleft,
* <1.0, -1.0> bottomright)
*/
viewMatrix._11 = 2.0f / aSize.width;
viewMatrix._22 = -2.0f / aSize.height;
viewMatrix._41 = -1.0f;
viewMatrix._42 = 1.0f;
viewMatrix = gfx3DMatrix::From2D(aWorldTransform) * viewMatrix;
HRESULT hr = device()->SetVertexShaderConstantF(CBmProjection, &viewMatrix._11, 4);
if (FAILED(hr)) {
NS_WARNING("Failed to set projection matrix");
}
}
void
CompositorD3D9::EnsureSize()
{
nsIntRect rect;
mWidget->GetClientBounds(rect);
mSize = rect.Size();
}
void
CompositorD3D9::SetSamplerForFilter(Filter aFilter)
{
switch (aFilter) {
case FILTER_LINEAR:
device()->SetSamplerState(0, D3DSAMP_MAGFILTER, D3DTEXF_LINEAR);
device()->SetSamplerState(0, D3DSAMP_MINFILTER, D3DTEXF_LINEAR);
return;
case FILTER_POINT:
device()->SetSamplerState(0, D3DSAMP_MAGFILTER, D3DTEXF_POINT);
device()->SetSamplerState(0, D3DSAMP_MINFILTER, D3DTEXF_POINT);
return;
default:
device()->SetSamplerState(0, D3DSAMP_MAGFILTER, D3DTEXF_LINEAR);
device()->SetSamplerState(0, D3DSAMP_MINFILTER, D3DTEXF_LINEAR);
}
}
void
CompositorD3D9::PaintToTarget()
{
nsRefPtr<IDirect3DSurface9> backBuff;
nsRefPtr<IDirect3DSurface9> destSurf;
device()->GetRenderTarget(0, getter_AddRefs(backBuff));
D3DSURFACE_DESC desc;
backBuff->GetDesc(&desc);
device()->CreateOffscreenPlainSurface(desc.Width, desc.Height,
D3DFMT_A8R8G8B8, D3DPOOL_SYSTEMMEM,
getter_AddRefs(destSurf), NULL);
device()->GetRenderTargetData(backBuff, destSurf);
D3DLOCKED_RECT rect;
destSurf->LockRect(&rect, NULL, D3DLOCK_READONLY);
mTarget->SetOperator(gfxContext::OPERATOR_SOURCE);
nsRefPtr<gfxImageSurface> imageSurface =
new gfxImageSurface((unsigned char*)rect.pBits,
gfxIntSize(desc.Width, desc.Height),
rect.Pitch,
gfxASurface::ImageFormatARGB32);
mTarget->SetSource(imageSurface);
mTarget->Paint();
destSurf->UnlockRect();
}
void
CompositorD3D9::ReportFailure(const nsACString &aMsg, HRESULT aCode)
{
// We could choose to abort here when hr == E_OUTOFMEMORY.
nsCString msg;
msg.Append(aMsg);
msg.AppendLiteral(" Error code: ");
msg.AppendInt(uint32_t(aCode));
NS_WARNING(msg.BeginReading());
gfx::LogFailure(msg);
}
}
}
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