Add getPointer for USAGE_SHARED allocations.

Change-Id: I13a2af09bbbeec6cc6131b935979ac21c02820be

1 files changed, 100 insertions, 0 deletions

diff --git a/tests/cppbasic-getpointer/compute.cpp b/tests/cppbasic-getpointer/compute.cpp
new file mode 100644
index 00000000..033e7b39
--- /dev/null
+++ b/tests/cppbasic-getpointer/compute.cpp
@@ -0,0 +1,100 @@
+
+#include "RenderScript.h"
+
+#include "ScriptC_mono.h"
+
+#include <stdlib.h>
+
+using namespace android;
+using namespace RSC;
+
+const uint32_t DIMX = 128;
+const uint32_t DIMY = 128;
+
+int test_compute()
+{
+    bool failed = false;
+
+    sp<RS> rs = new RS();
+    printf("New RS %p\n", rs.get());
+
+    // only legitimate because this is a standalone executable
+    bool r = rs->init("/system/bin");
+    printf("Init returned %i\n", r);
+
+    sp<const Element> e = Element::U32(rs);
+    printf("Element %p\n", e.get());
+
+    Type::Builder tb(rs, e);
+    tb.setX(DIMX);
+    tb.setY(DIMY);
+    sp<const Type> t = tb.create();
+    printf("Type %p\n", t.get());
+
+
+    sp<Allocation> a1 = Allocation::createSized(rs, e, 1000);
+    printf("Allocation %p\n", a1.get());
+
+    sp<Allocation> ain = Allocation::createTyped(rs, t, RS_ALLOCATION_USAGE_SCRIPT | RS_ALLOCATION_USAGE_SHARED);
+    sp<Allocation> aout = Allocation::createTyped(rs, t, RS_ALLOCATION_USAGE_SCRIPT | RS_ALLOCATION_USAGE_SHARED);
+    printf("Allocation %p %p\n", ain.get(), aout.get());
+
+    size_t inputStride, outputStride;
+
+    uint32_t *input = (uint32_t*)ain->getPointer(&inputStride);
+    uint32_t *output = (uint32_t*)aout->getPointer(&outputStride);
+
+    printf("Input pointer: %p\n", input);
+    printf("Input stride: %u\n", inputStride);
+    printf("Output pointer: %p\n", output);
+    printf("Output stride: %u\n", outputStride);
+
+    inputStride /= sizeof(uint32_t);
+    outputStride /= sizeof(uint32_t);
+
+    for (size_t i = 0; i < DIMY; i++) {
+        for (size_t j = 0; j < DIMX; j++) {
+            input[i * inputStride + j] = rand();
+            output[i * inputStride + j] = 0;
+        }
+    }
+
+    ain->syncAll(RS_ALLOCATION_USAGE_SHARED);
+    aout->syncAll(RS_ALLOCATION_USAGE_SHARED);
+
+    printf("Launching script\n");
+
+    sp<ScriptC_mono> sc = new ScriptC_mono(rs);
+    sc->forEach_copyAndNot(ain, aout);
+    rs->finish();
+
+    printf("Script completed\n");
+
+    ain->syncAll(RS_ALLOCATION_USAGE_SCRIPT);
+    aout->syncAll(RS_ALLOCATION_USAGE_SCRIPT);
+
+    for (size_t i = 0; i < DIMY; i++) {
+        for (size_t j = 0; j < DIMX; j++) {
+            if (input[i * inputStride + j] != ~(output[i * inputStride + j])) {
+                printf("Mismatch at location %u, %u\n", j, i);
+                failed = true;
+                return failed;
+            }
+        }
+    }
+
+
+    return failed;
+}
+
+int main() {
+    bool failed = test_compute();
+
+    if (failed) {
+        printf("TEST FAILED!\n");
+    } else {
+        printf("TEST PASSED!\n");
+    }
+
+    return failed;
+}