1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
|
/* libs/android_runtime/android/graphics/ColorFilter.cpp
**
** Copyright 2006, 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 "jni.h"
#include "GraphicsJNI.h"
#include <android_runtime/AndroidRuntime.h>
#include "SkColorFilter.h"
#include "SkColorMatrixFilter.h"
#include "SkPorterDuff.h"
#include <SkiaColorFilter.h>
#include <Caches.h>
namespace android {
using namespace uirenderer;
class SkColorFilterGlue {
public:
static void finalizer(JNIEnv* env, jobject clazz, SkColorFilter* obj, SkiaColorFilter* f) {
obj->safeUnref();
// f == NULL when not !USE_OPENGL_RENDERER, so no need to delete outside the ifdef
#ifdef USE_OPENGL_RENDERER
if (android::uirenderer::Caches::hasInstance()) {
android::uirenderer::Caches::getInstance().resourceCache.destructor(f);
} else {
delete f;
}
#endif
}
static SkiaColorFilter* glCreatePorterDuffFilter(JNIEnv* env, jobject, SkColorFilter *skFilter,
jint srcColor, SkPorterDuff::Mode mode) {
#ifdef USE_OPENGL_RENDERER
return new SkiaBlendFilter(skFilter, srcColor, SkPorterDuff::ToXfermodeMode(mode));
#else
return NULL;
#endif
}
static SkiaColorFilter* glCreateLightingFilter(JNIEnv* env, jobject, SkColorFilter *skFilter,
jint mul, jint add) {
#ifdef USE_OPENGL_RENDERER
return new SkiaLightingFilter(skFilter, mul, add);
#else
return NULL;
#endif
}
static SkiaColorFilter* glCreateColorMatrixFilter(JNIEnv* env, jobject, SkColorFilter *skFilter,
jfloatArray jarray) {
#ifdef USE_OPENGL_RENDERER
AutoJavaFloatArray autoArray(env, jarray, 20);
const float* src = autoArray.ptr();
float* colorMatrix = new float[16];
memcpy(colorMatrix, src, 4 * sizeof(float));
memcpy(&colorMatrix[4], &src[5], 4 * sizeof(float));
memcpy(&colorMatrix[8], &src[10], 4 * sizeof(float));
memcpy(&colorMatrix[12], &src[15], 4 * sizeof(float));
float* colorVector = new float[4];
colorVector[0] = src[4];
colorVector[1] = src[9];
colorVector[2] = src[14];
colorVector[3] = src[19];
return new SkiaColorMatrixFilter(skFilter, colorMatrix, colorVector);
#else
return NULL;
#endif
}
static SkColorFilter* CreatePorterDuffFilter(JNIEnv* env, jobject, jint srcColor,
SkPorterDuff::Mode mode) {
return SkColorFilter::CreateModeFilter(srcColor, SkPorterDuff::ToXfermodeMode(mode));
}
static SkColorFilter* CreateLightingFilter(JNIEnv* env, jobject, jint mul, jint add) {
return SkColorFilter::CreateLightingFilter(mul, add);
}
static SkColorFilter* CreateColorMatrixFilter(JNIEnv* env, jobject, jfloatArray jarray) {
AutoJavaFloatArray autoArray(env, jarray, 20);
const float* src = autoArray.ptr();
#ifdef SK_SCALAR_IS_FIXED
SkFixed array[20];
for (int i = 0; i < 20; i++) {
array[i] = SkFloatToScalar(src[i]);
}
return new SkColorMatrixFilter(array);
#else
return new SkColorMatrixFilter(src);
#endif
}
};
static JNINativeMethod colorfilter_methods[] = {
{"finalizer", "(II)V", (void*) SkColorFilterGlue::finalizer}
};
static JNINativeMethod porterduff_methods[] = {
{ "native_CreatePorterDuffFilter", "(II)I", (void*) SkColorFilterGlue::CreatePorterDuffFilter },
{ "nCreatePorterDuffFilter", "(III)I", (void*) SkColorFilterGlue::glCreatePorterDuffFilter }
};
static JNINativeMethod lighting_methods[] = {
{ "native_CreateLightingFilter", "(II)I", (void*) SkColorFilterGlue::CreateLightingFilter },
{ "nCreateLightingFilter", "(III)I", (void*) SkColorFilterGlue::glCreateLightingFilter },
};
static JNINativeMethod colormatrix_methods[] = {
{ "nativeColorMatrixFilter", "([F)I", (void*) SkColorFilterGlue::CreateColorMatrixFilter },
{ "nColorMatrixFilter", "(I[F)I", (void*) SkColorFilterGlue::glCreateColorMatrixFilter }
};
#define REG(env, name, array) \
result = android::AndroidRuntime::registerNativeMethods(env, name, array, \
SK_ARRAY_COUNT(array)); \
if (result < 0) return result
int register_android_graphics_ColorFilter(JNIEnv* env) {
int result;
REG(env, "android/graphics/ColorFilter", colorfilter_methods);
REG(env, "android/graphics/PorterDuffColorFilter", porterduff_methods);
REG(env, "android/graphics/LightingColorFilter", lighting_methods);
REG(env, "android/graphics/ColorMatrixColorFilter", colormatrix_methods);
return 0;
}
}
|
