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Diffstat (limited to 'src/datavisualization/utils/texturehelper.cpp')
-rw-r--r-- | src/datavisualization/utils/texturehelper.cpp | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/datavisualization/utils/texturehelper.cpp b/src/datavisualization/utils/texturehelper.cpp index 9e2b9811..8e556b44 100644 --- a/src/datavisualization/utils/texturehelper.cpp +++ b/src/datavisualization/utils/texturehelper.cpp @@ -20,6 +20,7 @@ #include "utils_p.h" #include <QImage> +#include <QPainter> #include <QDebug> @@ -152,6 +153,18 @@ GLuint TextureHelper::createSelectionTexture(const QSize &size, GLuint &frameBuf return textureid; } +GLuint TextureHelper::createGradientTexture(const QLinearGradient &gradient) +{ + QImage image(QSize(int(gradientTextureWidth), int(gradientTextureHeight)), + QImage::Format_RGB32); + QPainter pmp(&image); + pmp.setBrush(QBrush(gradient)); + pmp.setPen(Qt::NoPen); + pmp.drawRect(0, 0, int(gradientTextureWidth), int(gradientTextureHeight)); + + return create2DTexture(image, false, true); +} + #if !defined(QT_OPENGL_ES_2) GLuint TextureHelper::createDepthTexture(const QSize &size, GLuint &frameBuffer, GLuint textureSize) { |