7a395e2e7f
The last good commit wasf57e4c5b98. After this one more fix was committed, this one is preserved as well:67bd678887.
40 lines
1.1 KiB
C++
40 lines
1.1 KiB
C++
/* SPDX-FileCopyrightText: 2011 Blender Authors
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0-or-later */
|
|
|
|
#include "COM_MapValueOperation.h"
|
|
|
|
namespace blender::compositor {
|
|
|
|
MapValueOperation::MapValueOperation()
|
|
{
|
|
this->add_input_socket(DataType::Value);
|
|
this->add_output_socket(DataType::Value);
|
|
flags_.can_be_constant = true;
|
|
}
|
|
|
|
void MapValueOperation::update_memory_buffer_partial(MemoryBuffer *output,
|
|
const rcti &area,
|
|
Span<MemoryBuffer *> inputs)
|
|
{
|
|
for (BuffersIterator<float> it = output->iterate_with(inputs, area); !it.is_end(); ++it) {
|
|
const float input = *it.in(0);
|
|
const TexMapping *texmap = settings_;
|
|
float value = (input + texmap->loc[0]) * texmap->size[0];
|
|
if (texmap->flag & TEXMAP_CLIP_MIN) {
|
|
if (value < texmap->min[0]) {
|
|
value = texmap->min[0];
|
|
}
|
|
}
|
|
if (texmap->flag & TEXMAP_CLIP_MAX) {
|
|
if (value > texmap->max[0]) {
|
|
value = texmap->max[0];
|
|
}
|
|
}
|
|
|
|
it.out[0] = value;
|
|
}
|
|
}
|
|
|
|
} // namespace blender::compositor
|