void
ShadowCanvasLayerOGL::RenderLayer(int aPreviousFrameBuffer,
const nsIntPoint& aOffset)
{
mOGLManager->MakeCurrent();
ColorTextureLayerProgram *program =
mOGLManager->GetColorTextureLayerProgram(mTexImage->GetShaderProgramType());
gfx3DMatrix effectiveTransform = GetEffectiveTransform();
#ifdef ANDROID
// Bug 691354
// Using the LINEAR filter we get unexplained artifacts.
// Use NEAREST when no scaling is required.
gfxMatrix matrix;
bool is2D = GetEffectiveTransform().Is2D(&matrix);
if (is2D && !matrix.HasNonTranslationOrFlip()) {
mTexImage->SetFilter(gfxPattern::FILTER_NEAREST);
} else {
mTexImage->SetFilter(mFilter);
}
#else
mTexImage->SetFilter(mFilter);
#endif
program->Activate();
program->SetLayerTransform(effectiveTransform);
program->SetLayerOpacity(GetEffectiveOpacity());
program->SetRenderOffset(aOffset);
program->SetTextureUnit(0);
mTexImage->BeginTileIteration();
if (gl()->CanUploadNonPowerOfTwo()) {
do {
TextureImage::ScopedBindTextureAndApplyFilter texBind(mTexImage, LOCAL_GL_TEXTURE0);
program->SetLayerQuadRect(mTexImage->GetTileRect());
mOGLManager->BindAndDrawQuad(program, mNeedsYFlip); // FIXME flip order of tiles?
} while (mTexImage->NextTile());
} else {
do {
TextureImage::ScopedBindTextureAndApplyFilter texBind(mTexImage, LOCAL_GL_TEXTURE0);
program->SetLayerQuadRect(mTexImage->GetTileRect());
// We can't use BindAndDrawQuad because that always uploads the whole texture from 0.0f -> 1.0f
// in x and y. We use BindAndDrawQuadWithTextureRect to actually draw a subrect of the texture
// We need to reset the origin to 0,0 from the tile rect because the tile originates at 0,0 in the
// actual texture, even though its origin in the composed (tiled) texture is not 0,0
// FIXME: we need to handle mNeedsYFlip, Bug #728625
mOGLManager->BindAndDrawQuadWithTextureRect(program,
nsIntRect(0, 0, mTexImage->GetTileRect().width,
mTexImage->GetTileRect().height),
mTexImage->GetTileRect().Size(),
mTexImage->GetWrapMode(),
mNeedsYFlip);
} while (mTexImage->NextTile());
}
}
void
ShadowCanvasLayerOGL::RenderLayer(int aPreviousFrameBuffer,
const nsIntPoint& aOffset)
{
mOGLManager->MakeCurrent();
ColorTextureLayerProgram *program =
mOGLManager->GetColorTextureLayerProgram(mTexImage->GetShaderProgramType());
gfx3DMatrix effectiveTransform = GetEffectiveTransform();
#ifdef ANDROID
// Bug 691354
// Using the LINEAR filter we get unexplained artifacts.
// Use NEAREST when no scaling is required.
gfxMatrix matrix;
bool is2D = GetEffectiveTransform().Is2D(&matrix);
if (is2D && !matrix.HasNonTranslationOrFlip()) {
mTexImage->SetFilter(gfxPattern::FILTER_NEAREST);
} else {
mTexImage->SetFilter(mFilter);
}
#else
mTexImage->SetFilter(mFilter);
#endif
program->Activate();
program->SetLayerTransform(effectiveTransform);
program->SetLayerOpacity(GetEffectiveOpacity());
program->SetRenderOffset(aOffset);
program->SetTextureUnit(0);
mTexImage->BeginTileIteration();
do {
TextureImage::ScopedBindTextureAndApplyFilter texBind(mTexImage, LOCAL_GL_TEXTURE0);
program->SetLayerQuadRect(mTexImage->GetTileRect());
mOGLManager->BindAndDrawQuad(program, mNeedsYFlip); // FIXME flip order of tiles?
} while (mTexImage->NextTile());
}
void
ShadowCanvasLayerOGL::RenderLayer(int aPreviousFrameBuffer,
const nsIntPoint& aOffset)
{
mOGLManager->MakeCurrent();
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, mTexImage->Texture());
ColorTextureLayerProgram *program =
mOGLManager->GetColorTextureLayerProgram(mTexImage->GetShaderProgramType());
ApplyFilter(mFilter);
program->Activate();
program->SetLayerQuadRect(nsIntRect(nsIntPoint(0, 0), mTexImage->GetSize()));
program->SetLayerTransform(GetEffectiveTransform());
program->SetLayerOpacity(GetEffectiveOpacity());
program->SetRenderOffset(aOffset);
program->SetTextureUnit(0);
mOGLManager->BindAndDrawQuad(program);
}
void
ShadowImageLayerOGL::RenderLayer(int aPreviousFrameBuffer,
const nsIntPoint& aOffset)
{
mOGLManager->MakeCurrent();
if (mTexImage) {
ColorTextureLayerProgram *colorProgram =
mOGLManager->GetColorTextureLayerProgram(mTexImage->GetShaderProgramType());
colorProgram->Activate();
colorProgram->SetTextureUnit(0);
colorProgram->SetLayerTransform(GetEffectiveTransform());
colorProgram->SetLayerOpacity(GetEffectiveOpacity());
colorProgram->SetRenderOffset(aOffset);
mTexImage->SetFilter(mFilter);
mTexImage->BeginTileIteration();
if (gl()->CanUploadNonPowerOfTwo()) {
do {
TextureImage::ScopedBindTextureAndApplyFilter texBind(mTexImage, LOCAL_GL_TEXTURE0);
colorProgram->SetLayerQuadRect(mTexImage->GetTileRect());
mOGLManager->BindAndDrawQuad(colorProgram);
} while (mTexImage->NextTile());
} else {
do {
TextureImage::ScopedBindTextureAndApplyFilter texBind(mTexImage, LOCAL_GL_TEXTURE0);
colorProgram->SetLayerQuadRect(mTexImage->GetTileRect());
// We can't use BindAndDrawQuad because that always uploads the whole texture from 0.0f -> 1.0f
// in x and y. We use BindAndDrawQuadWithTextureRect to actually draw a subrect of the texture
mOGLManager->BindAndDrawQuadWithTextureRect(colorProgram,
nsIntRect(0, 0, mTexImage->GetTileRect().width,
mTexImage->GetTileRect().height),
mTexImage->GetTileRect().Size());
} while (mTexImage->NextTile());
}
} else {
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, mYUVTexture[0].GetTextureID());
gl()->ApplyFilterToBoundTexture(mFilter);
gl()->fActiveTexture(LOCAL_GL_TEXTURE1);
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, mYUVTexture[1].GetTextureID());
gl()->ApplyFilterToBoundTexture(mFilter);
gl()->fActiveTexture(LOCAL_GL_TEXTURE2);
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, mYUVTexture[2].GetTextureID());
gl()->ApplyFilterToBoundTexture(mFilter);
YCbCrTextureLayerProgram *yuvProgram = mOGLManager->GetYCbCrLayerProgram();
yuvProgram->Activate();
yuvProgram->SetLayerQuadRect(nsIntRect(0, 0,
mPictureRect.width,
mPictureRect.height));
yuvProgram->SetYCbCrTextureUnits(0, 1, 2);
yuvProgram->SetLayerTransform(GetEffectiveTransform());
yuvProgram->SetLayerOpacity(GetEffectiveOpacity());
yuvProgram->SetRenderOffset(aOffset);
mOGLManager->BindAndDrawQuadWithTextureRect(yuvProgram,
mPictureRect,
nsIntSize(mSize.width, mSize.height));
}
}
void
ImageLayerOGL::RenderLayer(int,
const nsIntPoint& aOffset)
{
nsRefPtr<ImageContainer> container = GetContainer();
if (!container)
return;
mOGLManager->MakeCurrent();
AutoLockImage autoLock(container);
Image *image = autoLock.GetImage();
if (!image) {
return;
}
NS_ASSERTION(image->GetFormat() != Image::REMOTE_IMAGE_BITMAP,
"Remote images aren't handled yet in OGL layers!");
NS_ASSERTION(mScaleMode == SCALE_NONE,
"Scale modes other than none not handled yet in OGL layers!");
if (image->GetFormat() == Image::PLANAR_YCBCR) {
PlanarYCbCrImage *yuvImage =
static_cast<PlanarYCbCrImage*>(image);
if (!yuvImage->mBufferSize) {
return;
}
PlanarYCbCrOGLBackendData *data =
static_cast<PlanarYCbCrOGLBackendData*>(yuvImage->GetBackendData(LayerManager::LAYERS_OPENGL));
if (data && data->mTextures->GetGLContext() != gl()) {
// If these textures were allocated by another layer manager,
// clear them out and re-allocate below.
data = nsnull;
yuvImage->SetBackendData(LayerManager::LAYERS_OPENGL, nsnull);
}
if (!data) {
AllocateTexturesYCbCr(yuvImage);
data = static_cast<PlanarYCbCrOGLBackendData*>(yuvImage->GetBackendData(LayerManager::LAYERS_OPENGL));
}
if (!data || data->mTextures->GetGLContext() != gl()) {
// XXX - Can this ever happen? If so I need to fix this!
return;
}
gl()->MakeCurrent();
gl()->fActiveTexture(LOCAL_GL_TEXTURE2);
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, data->mTextures[2].GetTextureID());
gl()->ApplyFilterToBoundTexture(mFilter);
gl()->fActiveTexture(LOCAL_GL_TEXTURE1);
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, data->mTextures[1].GetTextureID());
gl()->ApplyFilterToBoundTexture(mFilter);
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, data->mTextures[0].GetTextureID());
gl()->ApplyFilterToBoundTexture(mFilter);
YCbCrTextureLayerProgram *program = mOGLManager->GetYCbCrLayerProgram();
program->Activate();
program->SetLayerQuadRect(nsIntRect(0, 0,
yuvImage->mSize.width,
yuvImage->mSize.height));
program->SetLayerTransform(GetEffectiveTransform());
program->SetLayerOpacity(GetEffectiveOpacity());
program->SetRenderOffset(aOffset);
program->SetYCbCrTextureUnits(0, 1, 2);
mOGLManager->BindAndDrawQuadWithTextureRect(program,
yuvImage->mData.GetPictureRect(),
nsIntSize(yuvImage->mData.mYSize.width,
yuvImage->mData.mYSize.height));
// We shouldn't need to do this, but do it anyway just in case
// someone else forgets.
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
} else if (image->GetFormat() == Image::CAIRO_SURFACE) {
CairoImage *cairoImage =
static_cast<CairoImage*>(image);
if (!cairoImage->mSurface) {
return;
}
CairoOGLBackendData *data =
static_cast<CairoOGLBackendData*>(cairoImage->GetBackendData(LayerManager::LAYERS_OPENGL));
if (data && data->mTexture.GetGLContext() != gl()) {
// If this texture was allocated by another layer manager, clear
// it out and re-allocate below.
data = nsnull;
cairoImage->SetBackendData(LayerManager::LAYERS_OPENGL, nsnull);
}
if (!data) {
AllocateTexturesCairo(cairoImage);
data = static_cast<CairoOGLBackendData*>(cairoImage->GetBackendData(LayerManager::LAYERS_OPENGL));
}
if (!data || data->mTexture.GetGLContext() != gl()) {
// XXX - Can this ever happen? If so I need to fix this!
return;
}
gl()->MakeCurrent();
unsigned int iwidth = cairoImage->mSize.width;
unsigned int iheight = cairoImage->mSize.height;
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, data->mTexture.GetTextureID());
#if defined(MOZ_WIDGET_GTK2) && !defined(MOZ_PLATFORM_MAEMO)
GLXPixmap pixmap;
if (cairoImage->mSurface) {
pixmap = sGLXLibrary.CreatePixmap(cairoImage->mSurface);
NS_ASSERTION(pixmap, "Failed to create pixmap!");
if (pixmap) {
sGLXLibrary.BindTexImage(pixmap);
}
}
#endif
ColorTextureLayerProgram *program =
mOGLManager->GetColorTextureLayerProgram(data->mLayerProgram);
gl()->ApplyFilterToBoundTexture(mFilter);
program->Activate();
// The following uniform controls the scaling of the vertex coords.
// Instead of setting the scale here and using coords in the range [0,1], we
// set an identity transform and use pixel coordinates below
program->SetLayerQuadRect(nsIntRect(0, 0, 1, 1));
program->SetLayerTransform(GetEffectiveTransform());
program->SetLayerOpacity(GetEffectiveOpacity());
program->SetRenderOffset(aOffset);
program->SetTextureUnit(0);
nsIntRect rect = GetVisibleRegion().GetBounds();
GLContext::RectTriangles triangleBuffer;
float tex_offset_u = float(rect.x % iwidth) / iwidth;
float tex_offset_v = float(rect.y % iheight) / iheight;
triangleBuffer.addRect(rect.x, rect.y,
rect.x + rect.width, rect.y + rect.height,
tex_offset_u, tex_offset_v,
tex_offset_u + float(rect.width) / float(iwidth),
tex_offset_v + float(rect.height) / float(iheight));
GLuint vertAttribIndex =
program->AttribLocation(LayerProgram::VertexAttrib);
GLuint texCoordAttribIndex =
program->AttribLocation(LayerProgram::TexCoordAttrib);
NS_ASSERTION(texCoordAttribIndex != GLuint(-1), "no texture coords?");
gl()->fBindBuffer(LOCAL_GL_ARRAY_BUFFER, 0);
gl()->fVertexAttribPointer(vertAttribIndex, 2,
LOCAL_GL_FLOAT, LOCAL_GL_FALSE, 0,
triangleBuffer.vertexPointer());
gl()->fVertexAttribPointer(texCoordAttribIndex, 2,
LOCAL_GL_FLOAT, LOCAL_GL_FALSE, 0,
triangleBuffer.texCoordPointer());
{
gl()->fEnableVertexAttribArray(texCoordAttribIndex);
{
gl()->fEnableVertexAttribArray(vertAttribIndex);
gl()->fDrawArrays(LOCAL_GL_TRIANGLES, 0, triangleBuffer.elements());
gl()->fDisableVertexAttribArray(vertAttribIndex);
}
gl()->fDisableVertexAttribArray(texCoordAttribIndex);
}
#if defined(MOZ_WIDGET_GTK2) && !defined(MOZ_PLATFORM_MAEMO)
if (cairoImage->mSurface && pixmap) {
sGLXLibrary.ReleaseTexImage(pixmap);
sGLXLibrary.DestroyPixmap(pixmap);
}
#endif
#ifdef XP_MACOSX
} else if (image->GetFormat() == Image::MAC_IO_SURFACE) {
MacIOSurfaceImage *ioImage =
static_cast<MacIOSurfaceImage*>(image);
if (!mOGLManager->GetThebesLayerCallback()) {
// If its an empty transaction we still need to update
// the plugin IO Surface and make sure we grab the
// new image
ioImage->Update(GetContainer());
image = nsnull;
autoLock.Refresh();
image = autoLock.GetImage();
gl()->MakeCurrent();
ioImage = static_cast<MacIOSurfaceImage*>(image);
}
if (!ioImage) {
return;
}
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
if (!ioImage->GetBackendData(LayerManager::LAYERS_OPENGL)) {
AllocateTextureIOSurface(ioImage, gl());
}
MacIOSurfaceImageOGLBackendData *data =
static_cast<MacIOSurfaceImageOGLBackendData*>(ioImage->GetBackendData(LayerManager::LAYERS_OPENGL));
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
gl()->fBindTexture(LOCAL_GL_TEXTURE_RECTANGLE_ARB, data->mTexture.GetTextureID());
ColorTextureLayerProgram *program =
mOGLManager->GetRGBARectLayerProgram();
program->Activate();
if (program->GetTexCoordMultiplierUniformLocation() != -1) {
// 2DRect case, get the multiplier right for a sampler2DRect
float f[] = { float(ioImage->GetSize().width), float(ioImage->GetSize().height) };
program->SetUniform(program->GetTexCoordMultiplierUniformLocation(),
2, f);
} else {
NS_ASSERTION(0, "no rects?");
}
program->SetLayerQuadRect(nsIntRect(0, 0,
ioImage->GetSize().width,
ioImage->GetSize().height));
program->SetLayerTransform(GetEffectiveTransform());
program->SetLayerOpacity(GetEffectiveOpacity());
program->SetRenderOffset(aOffset);
program->SetTextureUnit(0);
mOGLManager->BindAndDrawQuad(program);
gl()->fBindTexture(LOCAL_GL_TEXTURE_RECTANGLE_ARB, 0);
#endif
}
GetContainer()->NotifyPaintedImage(image);
}
void
CanvasLayerOGL::RenderLayer(int aPreviousDestination,
const nsIntPoint& aOffset)
{
UpdateSurface();
FireDidTransactionCallback();
mOGLManager->MakeCurrent();
// XXX We're going to need a different program depending on if
// mGLBufferIsPremultiplied is TRUE or not. The RGBLayerProgram
// assumes that it's true.
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
if (mTexture) {
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, mTexture);
}
ColorTextureLayerProgram *program = nsnull;
bool useGLContext = mCanvasGLContext &&
mCanvasGLContext->GetContextType() == gl()->GetContextType();
nsIntRect drawRect = mBounds;
if (useGLContext) {
gl()->BindTex2DOffscreen(mCanvasGLContext);
program = mOGLManager->GetBasicLayerProgram(CanUseOpaqueSurface(), true);
} else if (mDelayedUpdates) {
NS_ABORT_IF_FALSE(mCanvasSurface || mDrawTarget, "WebGL canvases should always be using full texture upload");
drawRect.IntersectRect(drawRect, GetEffectiveVisibleRegion().GetBounds());
nsRefPtr<gfxASurface> surf = mCanvasSurface;
if (mDrawTarget) {
surf = gfxPlatform::GetPlatform()->GetThebesSurfaceForDrawTarget(mDrawTarget);
}
mLayerProgram =
gl()->UploadSurfaceToTexture(surf,
nsIntRect(0, 0, drawRect.width, drawRect.height),
mTexture,
true,
drawRect.TopLeft());
}
if (!program) {
program = mOGLManager->GetColorTextureLayerProgram(mLayerProgram);
}
#if defined(MOZ_WIDGET_GTK2) && !defined(MOZ_PLATFORM_MAEMO)
if (mPixmap && !mDelayedUpdates) {
sGLXLibrary.BindTexImage(mPixmap);
}
#endif
gl()->ApplyFilterToBoundTexture(mFilter);
program->Activate();
program->SetLayerQuadRect(drawRect);
program->SetLayerTransform(GetEffectiveTransform());
program->SetLayerOpacity(GetEffectiveOpacity());
program->SetRenderOffset(aOffset);
program->SetTextureUnit(0);
if (gl()->CanUploadNonPowerOfTwo()) {
mOGLManager->BindAndDrawQuad(program, mNeedsYFlip ? true : false);
} else {
mOGLManager->BindAndDrawQuadWithTextureRect(program, drawRect, drawRect.Size());
}
#if defined(MOZ_WIDGET_GTK2) && !defined(MOZ_PLATFORM_MAEMO)
if (mPixmap && !mDelayedUpdates) {
sGLXLibrary.ReleaseTexImage(mPixmap);
}
#endif
if (useGLContext) {
gl()->UnbindTex2DOffscreen(mCanvasGLContext);
}
}
