Differential D12689 Diff 42663 source/blender/compositor/operations/COM_PreviewOperation.cc

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source/blender/compositor/operations/COM_PreviewOperation.cc

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namespace blender::compositor {		namespace blender::compositor {

PreviewOperation::PreviewOperation(const ColorManagedViewSettings *viewSettings,		PreviewOperation::PreviewOperation(const ColorManagedViewSettings *viewSettings,
const ColorManagedDisplaySettings *displaySettings,		const ColorManagedDisplaySettings *displaySettings,
const unsigned int defaultWidth,		const unsigned int defaultWidth,
const unsigned int defaultHeight)		const unsigned int defaultHeight)

{		{
this->addInputSocket(DataType::Color, ResizeMode::None);		this->addInputSocket(DataType::Color, ResizeMode::Align);
this->m_preview = nullptr;		this->m_preview = nullptr;
this->m_outputBuffer = nullptr;		this->m_outputBuffer = nullptr;
this->m_input = nullptr;		this->m_input = nullptr;
this->m_divider = 1.0f;		this->m_divider = 1.0f;
this->m_viewSettings = viewSettings;		this->m_viewSettings = viewSettings;
this->m_displaySettings = displaySettings;		this->m_displaySettings = displaySettings;
this->m_defaultWidth = defaultWidth;		this->m_defaultWidth = defaultWidth;
this->m_defaultHeight = defaultHeight;		this->m_defaultHeight = defaultHeight;
▲ Show 20 Lines • Show All 72 Lines • ▼ Show 20 Lines	bool PreviewOperation::determineDependingAreaOfInterest(rcti *input,

newInput.xmin = input->xmin / this->m_divider;		newInput.xmin = input->xmin / this->m_divider;
newInput.xmax = input->xmax / this->m_divider;		newInput.xmax = input->xmax / this->m_divider;
newInput.ymin = input->ymin / this->m_divider;		newInput.ymin = input->ymin / this->m_divider;
newInput.ymax = input->ymax / this->m_divider;		newInput.ymax = input->ymax / this->m_divider;

return NodeOperation::determineDependingAreaOfInterest(&newInput, readOperation, output);		return NodeOperation::determineDependingAreaOfInterest(&newInput, readOperation, output);
}		}
void PreviewOperation::determineResolution(unsigned int resolution[2],		void PreviewOperation::determine_canvas(const rcti &UNUSED(preferred_area), rcti &r_area)
unsigned int /preferredResolution/[2])
{		{
/* Use default preview resolution as preferred ensuring it has size so that		/* Use default preview resolution as preferred ensuring it has size so that
* generated inputs (which don't have resolution on their own) are displayed */		* generated inputs (which don't have resolution on their own) are displayed */
BLI_assert(this->m_defaultWidth > 0 && this->m_defaultHeight > 0);		BLI_assert(this->m_defaultWidth > 0 && this->m_defaultHeight > 0);
unsigned int previewPreferredRes[2] = {this->m_defaultWidth, this->m_defaultHeight};		rcti local_preferred;
NodeOperation::determineResolution(resolution, previewPreferredRes);		BLI_rcti_init(&local_preferred, 0, m_defaultWidth, 0, m_defaultHeight);
		NodeOperation::determine_canvas(local_preferred, r_area);

/* If resolution is 0 there are two possible scenarios:		/* If resolution is 0 there are two possible scenarios:
* - Either node is not connected at all		* - Either node is not connected at all
* - Or it is connected to an input which has no resolution.		* - Or it is connected to an input which has no resolution.
*		*
* In the former case we rely on the execution system to not evaluate this node.		* In the former case we rely on the execution system to not evaluate this node.
*		*
* The latter case would only happen if an input doesn't set any resolution ignoring output		* The latter case would only happen if an input doesn't set any resolution ignoring output
* preferred resolution. In such case preview size will be 0 too.		* preferred resolution. In such case preview size will be 0 too.
*/		*/
int width = resolution[0];		int width = BLI_rcti_size_x(&r_area);
int height = resolution[1];		int height = BLI_rcti_size_y(&r_area);
this->m_divider = 0.0f;		this->m_divider = 0.0f;
if (width > 0 && height > 0) {		if (width > 0 && height > 0) {
if (width > height) {		if (width > height) {
this->m_divider = (float)COM_PREVIEW_SIZE / (width);		this->m_divider = (float)COM_PREVIEW_SIZE / (width);
}		}
else {		else {
this->m_divider = (float)COM_PREVIEW_SIZE / (height);		this->m_divider = (float)COM_PREVIEW_SIZE / (height);
}		}
}		}
width = width * this->m_divider;		width = width * this->m_divider;
height = height * this->m_divider;		height = height * this->m_divider;

resolution[0] = width;		BLI_rcti_init(&r_area, r_area.xmin, r_area.xmin + width, r_area.ymin, r_area.ymin + height);
resolution[1] = height;
}		}

eCompositorPriority PreviewOperation::getRenderPriority() const		eCompositorPriority PreviewOperation::getRenderPriority() const
{		{
return eCompositorPriority::Low;		return eCompositorPriority::Low;
}		}

void PreviewOperation::get_area_of_interest(const int input_idx,		void PreviewOperation::get_area_of_interest(const int input_idx,
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