diff options
Diffstat (limited to 'source/blender/compositor/operations/COM_RotateOperation.cpp')
| -rw-r--r-- | source/blender/compositor/operations/COM_RotateOperation.cpp | 119 |
1 files changed, 60 insertions, 59 deletions
diff --git a/source/blender/compositor/operations/COM_RotateOperation.cpp b/source/blender/compositor/operations/COM_RotateOperation.cpp index bc9fd46e8d7..3ccf36cec2c 100644 --- a/source/blender/compositor/operations/COM_RotateOperation.cpp +++ b/source/blender/compositor/operations/COM_RotateOperation.cpp @@ -21,86 +21,87 @@ RotateOperation::RotateOperation() : NodeOperation() { - this->addInputSocket(COM_DT_COLOR); - this->addInputSocket(COM_DT_VALUE); - this->addOutputSocket(COM_DT_COLOR); - this->setResolutionInputSocketIndex(0); - this->m_imageSocket = NULL; - this->m_degreeSocket = NULL; - this->m_doDegree2RadConversion = false; - this->m_isDegreeSet = false; + this->addInputSocket(COM_DT_COLOR); + this->addInputSocket(COM_DT_VALUE); + this->addOutputSocket(COM_DT_COLOR); + this->setResolutionInputSocketIndex(0); + this->m_imageSocket = NULL; + this->m_degreeSocket = NULL; + this->m_doDegree2RadConversion = false; + this->m_isDegreeSet = false; } void RotateOperation::initExecution() { - this->m_imageSocket = this->getInputSocketReader(0); - this->m_degreeSocket = this->getInputSocketReader(1); - this->m_centerX = (getWidth() - 1) / 2.0; - this->m_centerY = (getHeight() - 1) / 2.0; + this->m_imageSocket = this->getInputSocketReader(0); + this->m_degreeSocket = this->getInputSocketReader(1); + this->m_centerX = (getWidth() - 1) / 2.0; + this->m_centerY = (getHeight() - 1) / 2.0; } void RotateOperation::deinitExecution() { - this->m_imageSocket = NULL; - this->m_degreeSocket = NULL; + this->m_imageSocket = NULL; + this->m_degreeSocket = NULL; } inline void RotateOperation::ensureDegree() { - if (!this->m_isDegreeSet) { - float degree[4]; - this->m_degreeSocket->readSampled(degree, 0, 0, COM_PS_NEAREST); - double rad; - if (this->m_doDegree2RadConversion) { - rad = DEG2RAD((double)degree[0]); - } - else { - rad = degree[0]; - } - this->m_cosine = cos(rad); - this->m_sine = sin(rad); + if (!this->m_isDegreeSet) { + float degree[4]; + this->m_degreeSocket->readSampled(degree, 0, 0, COM_PS_NEAREST); + double rad; + if (this->m_doDegree2RadConversion) { + rad = DEG2RAD((double)degree[0]); + } + else { + rad = degree[0]; + } + this->m_cosine = cos(rad); + this->m_sine = sin(rad); - this->m_isDegreeSet = true; - } + this->m_isDegreeSet = true; + } } - void RotateOperation::executePixelSampled(float output[4], float x, float y, PixelSampler sampler) { - ensureDegree(); - const float dy = y - this->m_centerY; - const float dx = x - this->m_centerX; - const float nx = this->m_centerX + (this->m_cosine * dx + this->m_sine * dy); - const float ny = this->m_centerY + (-this->m_sine * dx + this->m_cosine * dy); - this->m_imageSocket->readSampled(output, nx, ny, sampler); + ensureDegree(); + const float dy = y - this->m_centerY; + const float dx = x - this->m_centerX; + const float nx = this->m_centerX + (this->m_cosine * dx + this->m_sine * dy); + const float ny = this->m_centerY + (-this->m_sine * dx + this->m_cosine * dy); + this->m_imageSocket->readSampled(output, nx, ny, sampler); } -bool RotateOperation::determineDependingAreaOfInterest(rcti *input, ReadBufferOperation *readOperation, rcti *output) +bool RotateOperation::determineDependingAreaOfInterest(rcti *input, + ReadBufferOperation *readOperation, + rcti *output) { - ensureDegree(); - rcti newInput; + ensureDegree(); + rcti newInput; - const float dxmin = input->xmin - this->m_centerX; - const float dymin = input->ymin - this->m_centerY; - const float dxmax = input->xmax - this->m_centerX; - const float dymax = input->ymax - this->m_centerY; + const float dxmin = input->xmin - this->m_centerX; + const float dymin = input->ymin - this->m_centerY; + const float dxmax = input->xmax - this->m_centerX; + const float dymax = input->ymax - this->m_centerY; - const float x1 = this->m_centerX + (this->m_cosine * dxmin + this->m_sine * dymin); - const float x2 = this->m_centerX + (this->m_cosine * dxmax + this->m_sine * dymin); - const float x3 = this->m_centerX + (this->m_cosine * dxmin + this->m_sine * dymax); - const float x4 = this->m_centerX + (this->m_cosine * dxmax + this->m_sine * dymax); - const float y1 = this->m_centerY + (-this->m_sine * dxmin + this->m_cosine * dymin); - const float y2 = this->m_centerY + (-this->m_sine * dxmax + this->m_cosine * dymin); - const float y3 = this->m_centerY + (-this->m_sine * dxmin + this->m_cosine * dymax); - const float y4 = this->m_centerY + (-this->m_sine * dxmax + this->m_cosine * dymax); - const float minx = min(x1, min(x2, min(x3, x4))); - const float maxx = max(x1, max(x2, max(x3, x4))); - const float miny = min(y1, min(y2, min(y3, y4))); - const float maxy = max(y1, max(y2, max(y3, y4))); + const float x1 = this->m_centerX + (this->m_cosine * dxmin + this->m_sine * dymin); + const float x2 = this->m_centerX + (this->m_cosine * dxmax + this->m_sine * dymin); + const float x3 = this->m_centerX + (this->m_cosine * dxmin + this->m_sine * dymax); + const float x4 = this->m_centerX + (this->m_cosine * dxmax + this->m_sine * dymax); + const float y1 = this->m_centerY + (-this->m_sine * dxmin + this->m_cosine * dymin); + const float y2 = this->m_centerY + (-this->m_sine * dxmax + this->m_cosine * dymin); + const float y3 = this->m_centerY + (-this->m_sine * dxmin + this->m_cosine * dymax); + const float y4 = this->m_centerY + (-this->m_sine * dxmax + this->m_cosine * dymax); + const float minx = min(x1, min(x2, min(x3, x4))); + const float maxx = max(x1, max(x2, max(x3, x4))); + const float miny = min(y1, min(y2, min(y3, y4))); + const float maxy = max(y1, max(y2, max(y3, y4))); - newInput.xmax = ceil(maxx) + 1; - newInput.xmin = floor(minx) - 1; - newInput.ymax = ceil(maxy) + 1; - newInput.ymin = floor(miny) - 1; + newInput.xmax = ceil(maxx) + 1; + newInput.xmin = floor(minx) - 1; + newInput.ymax = ceil(maxy) + 1; + newInput.ymin = floor(miny) - 1; - return NodeOperation::determineDependingAreaOfInterest(&newInput, readOperation, output); + return NodeOperation::determineDependingAreaOfInterest(&newInput, readOperation, output); } |