1 files changed, 67 insertions, 0 deletions
diff --git a/tests/java_api/ImageProcessing_jb/src/com/android/rs/image/artistic1.rscript b/tests/java_api/ImageProcessing_jb/src/com/android/rs/image/artistic1.rscript
new file mode 100644
index 00000000..2869e16b
--- /dev/null
+++ b/tests/java_api/ImageProcessing_jb/src/com/android/rs/image/artistic1.rscript
@@ -0,0 +1,67 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "ip.rsh"
+#pragma rs_fp_relaxed
+
+rs_allocation gBlur;
+
+static float gOverWm1;
+static float gOverHm1;
+static uchar gLutR[256];
+static uchar gLutG[256];
+static uchar gLutB[256];
+
+void setup() {
+    int w = rsAllocationGetDimX(gBlur);
+    int h = rsAllocationGetDimY(gBlur);
+    gOverWm1 = 1.f / w;
+    gOverHm1 = 1.f / h;
+
+    for (int x=0; x < 256; x++) {
+        gLutR[x] = x;//255-x;
+        gLutG[x] = x;//255-x;
+        gLutB[x] = x;//255-x;
+    }
+}
+
+uchar4 RS_KERNEL process(uchar4 in, uint32_t x, uint32_t y) {
+    float2 xyDist;
+    xyDist.x = (x * gOverWm1 - 0.5f);
+    xyDist.y = (y * gOverHm1 - 0.5f);
+
+    // color
+    float4 v1 = rsUnpackColor8888(in);
+    float4 v2 = rsUnpackColor8888(rsGetElementAt_uchar4(gBlur, x, y));
+
+    float dist = dot(xyDist, xyDist) * 1.4f;
+    float pdist = native_powr(dist, 2.7f * 0.5f);
+    //float pdist = powr(dist, 2.7f * 0.5f);
+
+    pdist = clamp(pdist, 0.f, 1.f);
+    v1 = mix(v1, v2, dist * 2.f);
+    v1 *= 1.f - pdist;
+
+    // apply curve
+    uchar4 out = rsPackColorTo8888(v1);
+
+    out.r = gLutR[out.r];
+    out.g = gLutG[out.g];
+    out.b = gLutB[out.b];
+    return out;
+}
+
+