void VisionApp::SetColor(int32 which, const rgb_color color)
{
BAutolock colorLock(const_cast<BLocker*>(&fSettingsLock));
if (!colorLock.IsLocked()) return;
if (which < MAX_COLORS && which >= 0 &&
(fColors[which].red != color.red || fColors[which].green != color.green ||
fColors[which].blue != color.blue || fColors[which].alpha != color.alpha)) {
fColors[which] = color;
fVisionSettings->ReplaceData("color", B_RGB_COLOR_TYPE, which,
reinterpret_cast<void* const*>(&color), sizeof(rgb_color));
fActiveTheme->WriteLock();
if (which == C_BACKGROUND) {
// update regular background color on all other text
for (int32 i = 0; i < C_TIMESTAMP; i++) fActiveTheme->SetBackground(i, color);
fActiveTheme->SetBackground(MAX_COLORS, color);
}
// update timestamp bg color
else if (which == C_TIMESTAMP_BACKGROUND)
fActiveTheme->SetBackground(C_TIMESTAMP, color);
else if (which == C_SELECTION)
fActiveTheme->SetBackground(C_SELECTION, color);
// mirc fColors need to be updated on both fore and back
else if (which >= C_MIRC_WHITE) {
fActiveTheme->SetForeground(which, color);
fActiveTheme->SetBackground(which, color);
} else
fActiveTheme->SetForeground(which, color);
fActiveTheme->WriteUnlock();
}
}
rgb_color VisionApp::GetColor(int32 which) const
{
rgb_color color = {0, 0, 0, 255};
BAutolock colorLock(const_cast<BLocker*>(&fSettingsLock));
if (!colorLock.IsLocked()) return color;
if (which < MAX_COLORS && which >= 0) color = fColors[which];
return color;
}
SkColorFilterImageFilter* SkColorFilterImageFilter::Create(SkColorFilter* cf,
SkImageFilter* input, const CropRect* cropRect, uint32_t uniqueID) {
if (NULL == cf) {
return NULL;
}
SkColorFilter* inputColorFilter;
if (input && input->asColorFilter(&inputColorFilter) && inputColorFilter) {
SkAutoUnref autoUnref(inputColorFilter);
// Try to collapse two consecutive matrix filters
SkScalar colorMatrix[20], inputMatrix[20];
if (cf->asColorMatrix(colorMatrix) && inputColorFilter->asColorMatrix(inputMatrix)
&& !matrix_needs_clamping(inputMatrix)) {
SkScalar combinedMatrix[20];
mult_color_matrix(colorMatrix, inputMatrix, combinedMatrix);
SkAutoTUnref<SkColorFilter> newCF(SkColorMatrixFilter::Create(combinedMatrix));
return SkNEW_ARGS(SkColorFilterImageFilter, (newCF, input->getInput(0), cropRect, 0));
}
// Try to collapse two consecutive table filters
SkBitmap colorTable, inputTable;
if (cf->asComponentTable(&colorTable) && inputColorFilter->asComponentTable(&inputTable)) {
uint8_t combinedTable[4 * 256];
SkAutoLockPixels colorLock(colorTable);
SkAutoLockPixels inputLock(inputTable);
combine_color_tables(colorTable.getAddr8(0, 0), inputTable.getAddr8(0, 0),
combinedTable);
SkAutoTUnref<SkColorFilter> newCF(SkTableColorFilter::CreateARGB(
&combinedTable[256 * 0],
&combinedTable[256 * 1],
&combinedTable[256 * 2],
&combinedTable[256 * 3])
);
return SkNEW_ARGS(SkColorFilterImageFilter, (newCF, input->getInput(0), cropRect, 0));
}
}
return SkNEW_ARGS(SkColorFilterImageFilter, (cf, input, cropRect, uniqueID));
}
sk_sp<SkSpecialImage> SkDisplacementMapEffect::onFilterImage(SkSpecialImage* source,
const Context& ctx,
SkIPoint* offset) const {
SkIPoint colorOffset = SkIPoint::Make(0, 0);
sk_sp<SkSpecialImage> color(this->filterInput(1, source, ctx, &colorOffset));
if (!color) {
return nullptr;
}
SkIPoint displOffset = SkIPoint::Make(0, 0);
sk_sp<SkSpecialImage> displ(this->filterInput(0, source, ctx, &displOffset));
if (!displ) {
return nullptr;
}
const SkIRect srcBounds = SkIRect::MakeXYWH(colorOffset.x(), colorOffset.y(),
color->width(), color->height());
// Both paths do bounds checking on color pixel access, we don't need to
// pad the color bitmap to bounds here.
SkIRect bounds;
if (!this->applyCropRect(ctx, srcBounds, &bounds)) {
return nullptr;
}
SkIRect displBounds;
displ = this->applyCropRect(ctx, displ.get(), &displOffset, &displBounds);
if (!displ) {
return nullptr;
}
if (!bounds.intersect(displBounds)) {
return nullptr;
}
const SkIRect colorBounds = bounds.makeOffset(-colorOffset.x(), -colorOffset.y());
SkVector scale = SkVector::Make(fScale, fScale);
ctx.ctm().mapVectors(&scale, 1);
#if SK_SUPPORT_GPU
if (source->isTextureBacked()) {
GrContext* context = source->getContext();
sk_sp<GrTexture> colorTexture(color->asTextureRef(context));
sk_sp<GrTexture> displTexture(displ->asTextureRef(context));
if (!colorTexture || !displTexture) {
return nullptr;
}
GrSurfaceDesc desc;
desc.fFlags = kRenderTarget_GrSurfaceFlag;
desc.fWidth = bounds.width();
desc.fHeight = bounds.height();
desc.fConfig = kSkia8888_GrPixelConfig;
SkAutoTUnref<GrTexture> dst(context->textureProvider()->createApproxTexture(desc));
if (!dst) {
return nullptr;
}
GrPaint paint;
SkMatrix offsetMatrix = GrCoordTransform::MakeDivByTextureWHMatrix(displTexture.get());
offsetMatrix.preTranslate(SkIntToScalar(colorOffset.fX - displOffset.fX),
SkIntToScalar(colorOffset.fY - displOffset.fY));
paint.addColorFragmentProcessor(
GrDisplacementMapEffect::Create(fXChannelSelector,
fYChannelSelector,
scale,
displTexture.get(),
offsetMatrix,
colorTexture.get(),
SkISize::Make(color->width(),
color->height())))->unref();
paint.setPorterDuffXPFactory(SkXfermode::kSrc_Mode);
SkMatrix matrix;
matrix.setTranslate(-SkIntToScalar(colorBounds.x()), -SkIntToScalar(colorBounds.y()));
SkAutoTUnref<GrDrawContext> drawContext(context->drawContext(dst->asRenderTarget()));
if (!drawContext) {
return nullptr;
}
drawContext->drawRect(GrClip::WideOpen(), paint, matrix, SkRect::Make(colorBounds));
offset->fX = bounds.left();
offset->fY = bounds.top();
return SkSpecialImage::MakeFromGpu(SkIRect::MakeWH(bounds.width(), bounds.height()),
kNeedNewImageUniqueID_SpecialImage,
dst);
}
#endif
SkBitmap colorBM, displBM;
if (!color->getROPixels(&colorBM) || !displ->getROPixels(&displBM)) {
return nullptr;
}
if ((colorBM.colorType() != kN32_SkColorType) ||
(displBM.colorType() != kN32_SkColorType)) {
return nullptr;
}
SkAutoLockPixels colorLock(colorBM), displLock(displBM);
if (!colorBM.getPixels() || !displBM.getPixels()) {
return nullptr;
}
SkImageInfo info = SkImageInfo::MakeN32(bounds.width(), bounds.height(),
colorBM.alphaType());
SkBitmap dst;
if (!dst.tryAllocPixels(info)) {
return nullptr;
}
SkAutoLockPixels dstLock(dst);
computeDisplacement(fXChannelSelector, fYChannelSelector, scale, &dst,
displBM, colorOffset - displOffset, colorBM, colorBounds);
offset->fX = bounds.left();
offset->fY = bounds.top();
return SkSpecialImage::MakeFromRaster(SkIRect::MakeWH(bounds.width(), bounds.height()),
dst);
}
void csSprite2DMeshObject::PreGetBuffer (csRenderBufferHolder* holder, csRenderBufferName buffer)
{
if (!holder) return;
csColoredVertices* vertices = GetCsVertices ();
if (buffer == CS_BUFFER_INDEX)
{
size_t indexSize = vertices->GetSize ();
if (!index_buffer.IsValid() ||
(indicesSize != indexSize))
{
index_buffer = csRenderBuffer::CreateIndexRenderBuffer (
indexSize, CS_BUF_DYNAMIC,
CS_BUFCOMP_UNSIGNED_INT, 0, vertices->GetSize () - 1);
holder->SetRenderBuffer (CS_BUFFER_INDEX, index_buffer);
csRenderBufferLock<uint> indexLock (index_buffer);
uint* ptr = indexLock;
for (size_t i = 0; i < vertices->GetSize (); i++)
{
*ptr++ = (uint)i;
}
indicesSize = indexSize;
}
}
else if (buffer == CS_BUFFER_TEXCOORD0)
{
if (texels_dirty)
{
int texels_count;
const csVector2 *uvani_uv = 0;
if (!uvani)
texels_count = (int)vertices->GetSize ();
else
uvani_uv = uvani->GetVertices (texels_count);
size_t texelSize = texels_count;
if (!texel_buffer.IsValid() || (texel_buffer->GetSize()
!= texelSize * sizeof(float) * 2))
{
texel_buffer = csRenderBuffer::CreateRenderBuffer (
texelSize, CS_BUF_STATIC, CS_BUFCOMP_FLOAT, 2);
holder->SetRenderBuffer (CS_BUFFER_TEXCOORD0, texel_buffer);
}
csRenderBufferLock<csVector2> texelLock (texel_buffer);
for (size_t i = 0; i < (size_t)texels_count; i++)
{
csVector2& v = texelLock[i];
if (!uvani)
{
v.x = (*vertices)[i].u;
v.y = (*vertices)[i].v;
}
else
{
v.x = uvani_uv[i].x;
v.y = uvani_uv[i].y;
}
}
texels_dirty = false;
}
}
else if (buffer == CS_BUFFER_COLOR)
{
if (colors_dirty)
{
size_t color_size = vertices->GetSize ();
if (!color_buffer.IsValid() || (color_buffer->GetSize()
!= color_size * sizeof(float) * 2))
{
color_buffer = csRenderBuffer::CreateRenderBuffer (
color_size, CS_BUF_STATIC,
CS_BUFCOMP_FLOAT, 3);
holder->SetRenderBuffer (CS_BUFFER_COLOR, color_buffer);
}
csRenderBufferLock<csColor> colorLock (color_buffer);
for (size_t i = 0; i < vertices->GetSize (); i++)
{
colorLock[i] = (*vertices)[i].color;
}
colors_dirty = false;
}
}
else if (buffer == CS_BUFFER_POSITION)
{
if (vertices_dirty)
{
size_t vertices_size = vertices->GetSize ();
if (!vertex_buffer.IsValid() || (vertex_buffer->GetSize()
!= vertices_size * sizeof(float) * 3))
{
vertex_buffer = csRenderBuffer::CreateRenderBuffer (
vertices_size, CS_BUF_STATIC,
CS_BUFCOMP_FLOAT, 3);
holder->SetRenderBuffer (CS_BUFFER_POSITION, vertex_buffer);
}
csRenderBufferLock<csVector3> vertexLock (vertex_buffer);
for (size_t i = 0; i < vertices->GetSize (); i++)
{
vertexLock[i].Set ((*vertices)[i].pos.x, (*vertices)[i].pos.y, 0.0f);
}
vertices_dirty = false;
}
}
}
