diff options
Diffstat (limited to 'native/jni/gtk-peer/gnu_java_awt_peer_gtk_CairoSurface.c')
| -rw-r--r-- | native/jni/gtk-peer/gnu_java_awt_peer_gtk_CairoSurface.c | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/native/jni/gtk-peer/gnu_java_awt_peer_gtk_CairoSurface.c b/native/jni/gtk-peer/gnu_java_awt_peer_gtk_CairoSurface.c index a25f764b4..350cd345a 100644 --- a/native/jni/gtk-peer/gnu_java_awt_peer_gtk_CairoSurface.c +++ b/native/jni/gtk-peer/gnu_java_awt_peer_gtk_CairoSurface.c @@ -181,7 +181,8 @@ Java_gnu_java_awt_peer_gtk_CairoSurface_nativeSetPixels JNIEXPORT void JNICALL Java_gnu_java_awt_peer_gtk_CairoSurface_nativeDrawSurface (JNIEnv *env __attribute__((unused)), jobject obj __attribute__((unused)), - jlong surfacePointer, jlong context, jdoubleArray java_matrix, double alpha) + jlong surfacePointer, jlong context, jdoubleArray java_matrix, double alpha, + jint interpolation) { struct cairographics2d *gr = JLONG_TO_PTR(struct cairographics2d, context); cairo_t *cr = gr->cr; @@ -205,6 +206,27 @@ Java_gnu_java_awt_peer_gtk_CairoSurface_nativeDrawSurface p = cairo_pattern_create_for_surface (surface); cairo_pattern_set_matrix (p, &mat); + switch ((enum java_awt_rendering_hints_filter) interpolation) + { + case java_awt_rendering_hints_VALUE_INTERPOLATION_NEAREST_NEIGHBOR: + cairo_pattern_set_filter (p, CAIRO_FILTER_NEAREST); + break; + case java_awt_rendering_hints_VALUE_INTERPOLATION_BILINEAR: + cairo_pattern_set_filter (p, CAIRO_FILTER_BILINEAR); + break; + case java_awt_rendering_hints_VALUE_INTERPOLATION_BICUBIC: + cairo_pattern_set_filter (p, CAIRO_FILTER_GAUSSIAN); + break; + case java_awt_rendering_hints_VALUE_ALPHA_INTERPOLATION_SPEED: + cairo_pattern_set_filter (p, CAIRO_FILTER_FAST); + break; + case java_awt_rendering_hints_VALUE_ALPHA_INTERPOLATION_DEFAULT: + cairo_pattern_set_filter (p, CAIRO_FILTER_NEAREST); + break; + case java_awt_rendering_hints_VALUE_ALPHA_INTERPOLATION_QUALITY: + cairo_pattern_set_filter (p, CAIRO_FILTER_BEST); + break; + } cairo_set_source(cr, p); if (alpha == 1.0) |