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[opencl] Move common code before the opencl ifdef

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... so that it builds correctly without opencl
This commit is contained in:
Alessandro Pasotti 2018-07-21 19:13:51 +02:00
parent be5f1fd436
commit 573283f0dc
1 changed files with 26 additions and 0 deletions
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26
src/core/raster/qgshillshaderenderer.cpp
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@ -159,6 +159,32 @@ QgsRasterBlock *QgsHillshadeRenderer::block( int bandNo, const QgsRectangle &ext
QRgb defaultNodataColor = NODATA_COLOR;
// Common pre-calculated values
float cellXSize = static_cast<float>( extent.width() ) / width;
float cellYSize = static_cast<float>( extent.height() ) / height;
float zenithRad = static_cast<float>( std::max( 0.0, 90 - mLightAngle ) * M_PI / 180.0 );
float azimuthRad = static_cast<float>( -1 * mLightAzimuth * M_PI / 180.0 );
float cosZenithRad = std::cos( zenithRad );
float sinZenithRad = std::sin( zenithRad );
// For fast formula from GDAL DEM
float cos_alt_mul_z = cosZenithRad * static_cast<float>( mZFactor );
float cos_az_mul_cos_alt_mul_z = std::cos( azimuthRad ) * cos_alt_mul_z;
float sin_az_mul_cos_alt_mul_z = std::sin( azimuthRad ) * cos_alt_mul_z;
float cos_az_mul_cos_alt_mul_z_mul_254 = 254.0f * cos_az_mul_cos_alt_mul_z;
float sin_az_mul_cos_alt_mul_z_mul_254 = 254.0f * sin_az_mul_cos_alt_mul_z;
float square_z = static_cast<float>( mZFactor * mZFactor );
float sin_altRadians_mul_254 = 254.0f * sinZenithRad;
// For multi directional
float sin_altRadians_mul_127 = 127.0f * sinZenithRad;
// 127.0 * std::cos(225.0 * M_PI / 180.0) = -32.87001872802012
float cos225_az_mul_cos_alt_mul_z_mul_127 = -32.87001872802012f * cos_alt_mul_z;
float cos_alt_mul_z_mul_127 = 127.0f * cos_alt_mul_z;
QRgb defaultNodataColor = NODATA_COLOR;
#ifdef HAVE_OPENCL
// Use OpenCL? For now OpenCL is enabled in the default configuration only