The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1 | #include "GraphicsJNI.h" |
| 2 | #include "SkMaskFilter.h" |
Chris Craik | 67862524 | 2014-02-28 12:26:34 -0800 | [diff] [blame] | 3 | #include "SkBlurMask.h" |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4 | #include "SkBlurMaskFilter.h" |
Mike Reed | 0e1e623 | 2009-10-29 17:20:49 -0400 | [diff] [blame] | 5 | #include "SkTableMaskFilter.h" |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6 | |
Andreas Gampe | ed6b9df | 2014-11-20 22:02:20 -0800 | [diff] [blame] | 7 | #include "core_jni_helpers.h" |
| 8 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9 | #include <jni.h> |
| 10 | |
Mike Reed | a04e555 | 2009-07-30 11:05:57 -0400 | [diff] [blame] | 11 | static void ThrowIAE_IfNull(JNIEnv* env, void* ptr) { |
| 12 | if (NULL == ptr) { |
| 13 | doThrowIAE(env); |
| 14 | } |
| 15 | } |
| 16 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 17 | class SkMaskFilterGlue { |
| 18 | public: |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 19 | static void destructor(JNIEnv* env, jobject, jlong filterHandle) { |
| 20 | SkMaskFilter* filter = reinterpret_cast<SkMaskFilter *>(filterHandle); |
Derek Sollenberger | 6062c59 | 2011-02-22 13:55:04 -0500 | [diff] [blame] | 21 | SkSafeUnref(filter); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 22 | } |
| 23 | |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 24 | static jlong createBlur(JNIEnv* env, jobject, jfloat radius, jint blurStyle) { |
Leon Scroggins III | 2e0103e | 2014-04-04 17:05:24 -0400 | [diff] [blame] | 25 | SkScalar sigma = SkBlurMask::ConvertRadiusToSigma(radius); |
Mike Reed | 1b9eeb1 | 2018-03-13 11:48:30 -0400 | [diff] [blame] | 26 | SkMaskFilter* filter = SkMaskFilter::MakeBlur((SkBlurStyle)blurStyle, sigma).release(); |
Mike Reed | a04e555 | 2009-07-30 11:05:57 -0400 | [diff] [blame] | 27 | ThrowIAE_IfNull(env, filter); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 28 | return reinterpret_cast<jlong>(filter); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 29 | } |
Elliott Hughes | 4cb1753 | 2011-04-12 16:10:26 -0700 | [diff] [blame] | 30 | |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 31 | static jlong createEmboss(JNIEnv* env, jobject, jfloatArray dirArray, jfloat ambient, jfloat specular, jfloat radius) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 32 | SkScalar direction[3]; |
| 33 | |
| 34 | AutoJavaFloatArray autoDir(env, dirArray, 3); |
| 35 | float* values = autoDir.ptr(); |
| 36 | for (int i = 0; i < 3; i++) { |
Leon Scroggins III | 2e0103e | 2014-04-04 17:05:24 -0400 | [diff] [blame] | 37 | direction[i] = values[i]; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 38 | } |
| 39 | |
Leon Scroggins III | 2e0103e | 2014-04-04 17:05:24 -0400 | [diff] [blame] | 40 | SkScalar sigma = SkBlurMask::ConvertRadiusToSigma(radius); |
Mike Reed | 260ab72 | 2016-10-07 15:59:20 -0400 | [diff] [blame] | 41 | SkMaskFilter* filter = SkBlurMaskFilter::MakeEmboss(sigma, |
| 42 | direction, ambient, specular).release(); |
Mike Reed | a04e555 | 2009-07-30 11:05:57 -0400 | [diff] [blame] | 43 | ThrowIAE_IfNull(env, filter); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 44 | return reinterpret_cast<jlong>(filter); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 45 | } |
Mike Reed | 0e1e623 | 2009-10-29 17:20:49 -0400 | [diff] [blame] | 46 | |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 47 | static jlong createTable(JNIEnv* env, jobject, jbyteArray jtable) { |
Mike Reed | 0e1e623 | 2009-10-29 17:20:49 -0400 | [diff] [blame] | 48 | AutoJavaByteArray autoTable(env, jtable, 256); |
Leon Scroggins | cc11f15 | 2014-03-31 16:52:13 -0400 | [diff] [blame] | 49 | SkMaskFilter* filter = SkTableMaskFilter::Create((const uint8_t*)autoTable.ptr()); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 50 | return reinterpret_cast<jlong>(filter); |
Mike Reed | 0e1e623 | 2009-10-29 17:20:49 -0400 | [diff] [blame] | 51 | } |
| 52 | |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 53 | static jlong createClipTable(JNIEnv* env, jobject, jint min, jint max) { |
| 54 | SkMaskFilter* filter = SkTableMaskFilter::CreateClip(min, max); |
| 55 | return reinterpret_cast<jlong>(filter); |
Mike Reed | 0e1e623 | 2009-10-29 17:20:49 -0400 | [diff] [blame] | 56 | } |
| 57 | |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 58 | static jlong createGammaTable(JNIEnv* env, jobject, jfloat gamma) { |
| 59 | SkMaskFilter* filter = SkTableMaskFilter::CreateGamma(gamma); |
| 60 | return reinterpret_cast<jlong>(filter); |
Mike Reed | 0e1e623 | 2009-10-29 17:20:49 -0400 | [diff] [blame] | 61 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 62 | }; |
| 63 | |
Daniel Micay | 76f6a86 | 2015-09-19 17:31:01 -0400 | [diff] [blame] | 64 | static const JNINativeMethod gMaskFilterMethods[] = { |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 65 | { "nativeDestructor", "(J)V", (void*)SkMaskFilterGlue::destructor } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 66 | }; |
| 67 | |
Daniel Micay | 76f6a86 | 2015-09-19 17:31:01 -0400 | [diff] [blame] | 68 | static const JNINativeMethod gBlurMaskFilterMethods[] = { |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 69 | { "nativeConstructor", "(FI)J", (void*)SkMaskFilterGlue::createBlur } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 70 | }; |
| 71 | |
Daniel Micay | 76f6a86 | 2015-09-19 17:31:01 -0400 | [diff] [blame] | 72 | static const JNINativeMethod gEmbossMaskFilterMethods[] = { |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 73 | { "nativeConstructor", "([FFFF)J", (void*)SkMaskFilterGlue::createEmboss } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 74 | }; |
| 75 | |
Daniel Micay | 76f6a86 | 2015-09-19 17:31:01 -0400 | [diff] [blame] | 76 | static const JNINativeMethod gTableMaskFilterMethods[] = { |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 77 | { "nativeNewTable", "([B)J", (void*)SkMaskFilterGlue::createTable }, |
| 78 | { "nativeNewClip", "(II)J", (void*)SkMaskFilterGlue::createClipTable }, |
| 79 | { "nativeNewGamma", "(F)J", (void*)SkMaskFilterGlue::createGammaTable } |
Mike Reed | 0e1e623 | 2009-10-29 17:20:49 -0400 | [diff] [blame] | 80 | }; |
| 81 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 82 | int register_android_graphics_MaskFilter(JNIEnv* env) |
| 83 | { |
Andreas Gampe | ed6b9df | 2014-11-20 22:02:20 -0800 | [diff] [blame] | 84 | android::RegisterMethodsOrDie(env, "android/graphics/MaskFilter", gMaskFilterMethods, |
| 85 | NELEM(gMaskFilterMethods)); |
| 86 | android::RegisterMethodsOrDie(env, "android/graphics/BlurMaskFilter", gBlurMaskFilterMethods, |
| 87 | NELEM(gBlurMaskFilterMethods)); |
| 88 | android::RegisterMethodsOrDie(env, "android/graphics/EmbossMaskFilter", |
| 89 | gEmbossMaskFilterMethods, NELEM(gEmbossMaskFilterMethods)); |
| 90 | android::RegisterMethodsOrDie(env, "android/graphics/TableMaskFilter", gTableMaskFilterMethods, |
| 91 | NELEM(gTableMaskFilterMethods)); |
Elliott Hughes | 4cb1753 | 2011-04-12 16:10:26 -0700 | [diff] [blame] | 92 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 93 | return 0; |
| 94 | } |