| /* |
| * Copyright (C) 2010 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. |
| */ |
| |
| #define LOG_TAG "OpenGLRenderer" |
| |
| #include <EGL/egl.h> |
| |
| #include "jni.h" |
| #include "GraphicsJNI.h" |
| #include <nativehelper/JNIHelp.h> |
| |
| #include <android_runtime/AndroidRuntime.h> |
| #include <android_runtime/android_graphics_SurfaceTexture.h> |
| #include <gui/SurfaceTexture.h> |
| |
| #include <androidfw/ResourceTypes.h> |
| |
| #include <private/hwui/DrawGlInfo.h> |
| |
| #include <cutils/properties.h> |
| |
| #include <SkBitmap.h> |
| #include <SkCanvas.h> |
| #include <SkMatrix.h> |
| #include <SkPaint.h> |
| #include <SkRegion.h> |
| #include <SkScalerContext.h> |
| #include <SkTemplates.h> |
| #include <SkXfermode.h> |
| |
| #include <DisplayListRenderer.h> |
| #include <LayerRenderer.h> |
| #include <OpenGLRenderer.h> |
| #include <SkiaShader.h> |
| #include <SkiaColorFilter.h> |
| #include <Rect.h> |
| |
| #include <TextLayout.h> |
| #include <TextLayoutCache.h> |
| |
| namespace android { |
| |
| using namespace uirenderer; |
| |
| /** |
| * Note: OpenGLRenderer JNI layer is generated and compiled only on supported |
| * devices. This means all the logic must be compiled only when the |
| * preprocessor variable USE_OPENGL_RENDERER is defined. |
| */ |
| #ifdef USE_OPENGL_RENDERER |
| |
| // ---------------------------------------------------------------------------- |
| // Defines |
| // ---------------------------------------------------------------------------- |
| |
| // Debug |
| #define DEBUG_RENDERER 0 |
| |
| // Debug |
| #if DEBUG_RENDERER |
| #define RENDERER_LOGD(...) ALOGD(__VA_ARGS__) |
| #else |
| #define RENDERER_LOGD(...) |
| #endif |
| |
| #define MODIFIER_SHADOW 1 |
| #define MODIFIER_SHADER 2 |
| #define MODIFIER_COLOR_FILTER 4 |
| |
| // ---------------------------------------------------------------------------- |
| |
| static struct { |
| jmethodID set; |
| } gRectClassInfo; |
| |
| // ---------------------------------------------------------------------------- |
| // Caching |
| // ---------------------------------------------------------------------------- |
| |
| static void android_view_GLES20Canvas_flushCaches(JNIEnv* env, jobject clazz, |
| Caches::FlushMode mode) { |
| if (Caches::hasInstance()) { |
| Caches::getInstance().flush(mode); |
| } |
| } |
| |
| static void android_view_GLES20Canvas_initCaches(JNIEnv* env, jobject clazz) { |
| if (Caches::hasInstance()) { |
| Caches::getInstance().init(); |
| } |
| } |
| |
| static void android_view_GLES20Canvas_terminateCaches(JNIEnv* env, jobject clazz) { |
| if (Caches::hasInstance()) { |
| Caches::getInstance().terminate(); |
| } |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // Constructors |
| // ---------------------------------------------------------------------------- |
| |
| static OpenGLRenderer* android_view_GLES20Canvas_createRenderer(JNIEnv* env, jobject clazz) { |
| RENDERER_LOGD("Create OpenGLRenderer"); |
| return new OpenGLRenderer; |
| } |
| |
| static void android_view_GLES20Canvas_destroyRenderer(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer) { |
| RENDERER_LOGD("Destroy OpenGLRenderer"); |
| delete renderer; |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // Setup |
| // ---------------------------------------------------------------------------- |
| |
| static void android_view_GLES20Canvas_setViewport(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jint width, jint height) { |
| renderer->setViewport(width, height); |
| } |
| |
| static void android_view_GLES20Canvas_prepare(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jboolean opaque) { |
| renderer->prepare(opaque); |
| } |
| |
| static void android_view_GLES20Canvas_prepareDirty(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jint left, jint top, jint right, jint bottom, |
| jboolean opaque) { |
| renderer->prepareDirty(left, top, right, bottom, opaque); |
| } |
| |
| static void android_view_GLES20Canvas_finish(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer) { |
| renderer->finish(); |
| } |
| |
| static jint android_view_GLES20Canvas_getStencilSize(JNIEnv* env, jobject clazz) { |
| return OpenGLRenderer::getStencilSize(); |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // Functor |
| // ---------------------------------------------------------------------------- |
| |
| static jint android_view_GLES20Canvas_callDrawGLFunction(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, Functor *functor) { |
| android::uirenderer::Rect dirty; |
| return renderer->callDrawGLFunction(functor, dirty); |
| } |
| |
| static jint android_view_GLES20Canvas_getMaxTextureWidth(JNIEnv* env, jobject clazz) { |
| return Caches::getInstance().maxTextureSize; |
| } |
| |
| static jint android_view_GLES20Canvas_getMaxTextureHeight(JNIEnv* env, jobject clazz) { |
| return Caches::getInstance().maxTextureSize; |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // State |
| // ---------------------------------------------------------------------------- |
| |
| static jint android_view_GLES20Canvas_save(JNIEnv* env, jobject clazz, OpenGLRenderer* renderer, |
| jint flags) { |
| return renderer->save(flags); |
| } |
| |
| static jint android_view_GLES20Canvas_getSaveCount(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer) { |
| return renderer->getSaveCount(); |
| } |
| |
| static void android_view_GLES20Canvas_restore(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer) { |
| renderer->restore(); |
| } |
| |
| static void android_view_GLES20Canvas_restoreToCount(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jint saveCount) { |
| renderer->restoreToCount(saveCount); |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // Layers |
| // ---------------------------------------------------------------------------- |
| |
| static jint android_view_GLES20Canvas_saveLayer(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, |
| SkPaint* paint, jint saveFlags) { |
| return renderer->saveLayer(left, top, right, bottom, paint, saveFlags); |
| } |
| |
| static jint android_view_GLES20Canvas_saveLayerClip(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, SkPaint* paint, jint saveFlags) { |
| const android::uirenderer::Rect& bounds(renderer->getClipBounds()); |
| return renderer->saveLayer(bounds.left, bounds.top, bounds.right, bounds.bottom, |
| paint, saveFlags); |
| } |
| |
| static jint android_view_GLES20Canvas_saveLayerAlpha(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, |
| jint alpha, jint saveFlags) { |
| return renderer->saveLayerAlpha(left, top, right, bottom, alpha, saveFlags); |
| } |
| |
| static jint android_view_GLES20Canvas_saveLayerAlphaClip(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jint alpha, jint saveFlags) { |
| const android::uirenderer::Rect& bounds(renderer->getClipBounds()); |
| return renderer->saveLayerAlpha(bounds.left, bounds.top, bounds.right, bounds.bottom, |
| alpha, saveFlags); |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // Clipping |
| // ---------------------------------------------------------------------------- |
| |
| static bool android_view_GLES20Canvas_quickReject(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, |
| SkCanvas::EdgeType edge) { |
| return renderer->quickReject(left, top, right, bottom); |
| } |
| |
| static bool android_view_GLES20Canvas_clipRectF(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, |
| SkRegion::Op op) { |
| return renderer->clipRect(left, top, right, bottom, op); |
| } |
| |
| static bool android_view_GLES20Canvas_clipRect(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jint left, jint top, jint right, jint bottom, |
| SkRegion::Op op) { |
| return renderer->clipRect(float(left), float(top), float(right), float(bottom), op); |
| } |
| |
| static bool android_view_GLES20Canvas_getClipBounds(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jobject rect) { |
| const android::uirenderer::Rect& bounds(renderer->getClipBounds()); |
| |
| env->CallVoidMethod(rect, gRectClassInfo.set, |
| int(bounds.left), int(bounds.top), int(bounds.right), int(bounds.bottom)); |
| |
| return !bounds.isEmpty(); |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // Transforms |
| // ---------------------------------------------------------------------------- |
| |
| static void android_view_GLES20Canvas_translate(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jfloat dx, jfloat dy) { |
| renderer->translate(dx, dy); |
| } |
| |
| static void android_view_GLES20Canvas_rotate(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jfloat degrees) { |
| renderer->rotate(degrees); |
| } |
| |
| static void android_view_GLES20Canvas_scale(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jfloat sx, jfloat sy) { |
| renderer->scale(sx, sy); |
| } |
| |
| static void android_view_GLES20Canvas_skew(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jfloat sx, jfloat sy) { |
| renderer->skew(sx, sy); |
| } |
| |
| static void android_view_GLES20Canvas_setMatrix(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, SkMatrix* matrix) { |
| renderer->setMatrix(matrix); |
| } |
| |
| static void android_view_GLES20Canvas_getMatrix(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, SkMatrix* matrix) { |
| renderer->getMatrix(matrix); |
| } |
| |
| static void android_view_GLES20Canvas_concatMatrix(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, SkMatrix* matrix) { |
| renderer->concatMatrix(matrix); |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // Drawing |
| // ---------------------------------------------------------------------------- |
| |
| static void android_view_GLES20Canvas_drawBitmap(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, float left, |
| float top, SkPaint* paint) { |
| // This object allows the renderer to allocate a global JNI ref to the buffer object. |
| JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); |
| |
| renderer->drawBitmap(bitmap, left, top, paint); |
| } |
| |
| static void android_view_GLES20Canvas_drawBitmapRect(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, |
| float srcLeft, float srcTop, float srcRight, float srcBottom, |
| float dstLeft, float dstTop, float dstRight, float dstBottom, SkPaint* paint) { |
| // This object allows the renderer to allocate a global JNI ref to the buffer object. |
| JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); |
| |
| renderer->drawBitmap(bitmap, srcLeft, srcTop, srcRight, srcBottom, |
| dstLeft, dstTop, dstRight, dstBottom, paint); |
| } |
| |
| static void android_view_GLES20Canvas_drawBitmapMatrix(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, SkMatrix* matrix, |
| SkPaint* paint) { |
| // This object allows the renderer to allocate a global JNI ref to the buffer object. |
| JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); |
| |
| renderer->drawBitmap(bitmap, matrix, paint); |
| } |
| |
| static void android_view_GLES20Canvas_drawBitmapMesh(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, |
| jint meshWidth, jint meshHeight, jfloatArray vertices, jint offset, |
| jintArray colors, jint colorOffset, SkPaint* paint) { |
| // This object allows the renderer to allocate a global JNI ref to the buffer object. |
| JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); |
| |
| jfloat* verticesArray = vertices ? env->GetFloatArrayElements(vertices, NULL) + offset : NULL; |
| jint* colorsArray = colors ? env->GetIntArrayElements(colors, NULL) + colorOffset : NULL; |
| |
| renderer->drawBitmapMesh(bitmap, meshWidth, meshHeight, verticesArray, colorsArray, paint); |
| |
| if (vertices) env->ReleaseFloatArrayElements(vertices, verticesArray, 0); |
| if (colors) env->ReleaseIntArrayElements(colors, colorsArray, 0); |
| } |
| |
| static void android_view_GLES20Canvas_drawPatch(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, SkBitmap* bitmap, jbyteArray buffer, jbyteArray chunks, |
| float left, float top, float right, float bottom, SkPaint* paint) { |
| // This object allows the renderer to allocate a global JNI ref to the buffer object. |
| JavaHeapBitmapRef bitmapRef(env, bitmap, buffer); |
| |
| jbyte* storage = env->GetByteArrayElements(chunks, NULL); |
| Res_png_9patch* patch = reinterpret_cast<Res_png_9patch*>(storage); |
| Res_png_9patch::deserialize(patch); |
| |
| renderer->drawPatch(bitmap, &patch->xDivs[0], &patch->yDivs[0], |
| &patch->colors[0], patch->numXDivs, patch->numYDivs, patch->numColors, |
| left, top, right, bottom, paint); |
| |
| env->ReleaseByteArrayElements(chunks, storage, 0); |
| } |
| |
| static void android_view_GLES20Canvas_drawColor(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jint color, SkXfermode::Mode mode) { |
| renderer->drawColor(color, mode); |
| } |
| |
| static void android_view_GLES20Canvas_drawRect(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, |
| SkPaint* paint) { |
| renderer->drawRect(left, top, right, bottom, paint); |
| } |
| |
| static void android_view_GLES20Canvas_drawRoundRect(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, |
| jfloat rx, jfloat ry, SkPaint* paint) { |
| renderer->drawRoundRect(left, top, right, bottom, rx, ry, paint); |
| } |
| |
| static void android_view_GLES20Canvas_drawCircle(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jfloat x, jfloat y, jfloat radius, SkPaint* paint) { |
| renderer->drawCircle(x, y, radius, paint); |
| } |
| |
| static void android_view_GLES20Canvas_drawOval(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, |
| SkPaint* paint) { |
| renderer->drawOval(left, top, right, bottom, paint); |
| } |
| |
| static void android_view_GLES20Canvas_drawArc(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jfloat left, jfloat top, jfloat right, jfloat bottom, |
| jfloat startAngle, jfloat sweepAngle, jboolean useCenter, SkPaint* paint) { |
| renderer->drawArc(left, top, right, bottom, startAngle, sweepAngle, useCenter, paint); |
| } |
| |
| static void android_view_GLES20Canvas_drawRects(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, SkRegion* region, SkPaint* paint) { |
| SkRegion::Iterator it(*region); |
| while (!it.done()) { |
| const SkIRect& r = it.rect(); |
| renderer->drawRect(r.fLeft, r.fTop, r.fRight, r.fBottom, paint); |
| it.next(); |
| } |
| } |
| |
| static void android_view_GLES20Canvas_drawPoints(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jfloatArray points, jint offset, jint count, SkPaint* paint) { |
| jfloat* storage = env->GetFloatArrayElements(points, NULL); |
| renderer->drawPoints(storage + offset, count, paint); |
| env->ReleaseFloatArrayElements(points, storage, 0); |
| } |
| |
| static void android_view_GLES20Canvas_drawPath(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, SkPath* path, SkPaint* paint) { |
| renderer->drawPath(path, paint); |
| } |
| |
| static void android_view_GLES20Canvas_drawLines(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jfloatArray points, jint offset, jint count, SkPaint* paint) { |
| jfloat* storage = env->GetFloatArrayElements(points, NULL); |
| renderer->drawLines(storage + offset, count, paint); |
| env->ReleaseFloatArrayElements(points, storage, 0); |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // Shaders and color filters |
| // ---------------------------------------------------------------------------- |
| |
| static void android_view_GLES20Canvas_resetModifiers(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jint modifiers) { |
| if (modifiers & MODIFIER_SHADOW) renderer->resetShadow(); |
| if (modifiers & MODIFIER_SHADER) renderer->resetShader(); |
| if (modifiers & MODIFIER_COLOR_FILTER) renderer->resetColorFilter(); |
| } |
| |
| static void android_view_GLES20Canvas_setupShader(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, SkiaShader* shader) { |
| renderer->setupShader(shader); |
| } |
| |
| static void android_view_GLES20Canvas_setupColorFilter(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, SkiaColorFilter* filter) { |
| renderer->setupColorFilter(filter); |
| } |
| |
| static void android_view_GLES20Canvas_setupShadow(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jfloat radius, jfloat dx, jfloat dy, jint color) { |
| renderer->setupShadow(radius, dx, dy, color); |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // Draw filters |
| // ---------------------------------------------------------------------------- |
| |
| static void android_view_GLES20Canvas_setupPaintFilter(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jint clearBits, jint setBits) { |
| renderer->setupPaintFilter(clearBits, setBits); |
| } |
| |
| static void android_view_GLES20Canvas_resetPaintFilter(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer) { |
| renderer->resetPaintFilter(); |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // Text |
| // ---------------------------------------------------------------------------- |
| |
| static void renderText(OpenGLRenderer* renderer, const jchar* text, int count, |
| jfloat x, jfloat y, int flags, SkPaint* paint) { |
| sp<TextLayoutValue> value = TextLayoutEngine::getInstance().getValue(paint, |
| text, 0, count, count, flags); |
| if (value == NULL) { |
| return; |
| } |
| const jchar* glyphs = value->getGlyphs(); |
| size_t glyphsCount = value->getGlyphsCount(); |
| int bytesCount = glyphsCount * sizeof(jchar); |
| renderer->drawText((const char*) glyphs, bytesCount, glyphsCount, x, y, paint); |
| } |
| |
| static void renderTextOnPath(OpenGLRenderer* renderer, const jchar* text, int count, |
| SkPath* path, jfloat hOffset, jfloat vOffset, int flags, SkPaint* paint) { |
| sp<TextLayoutValue> value = TextLayoutEngine::getInstance().getValue(paint, |
| text, 0, count, count, flags); |
| if (value == NULL) { |
| return; |
| } |
| const jchar* glyphs = value->getGlyphs(); |
| size_t glyphsCount = value->getGlyphsCount(); |
| int bytesCount = glyphsCount * sizeof(jchar); |
| renderer->drawTextOnPath((const char*) glyphs, bytesCount, glyphsCount, path, |
| hOffset, vOffset, paint); |
| } |
| |
| static void renderTextRun(OpenGLRenderer* renderer, const jchar* text, |
| jint start, jint count, jint contextCount, jfloat x, jfloat y, |
| int flags, SkPaint* paint) { |
| sp<TextLayoutValue> value = TextLayoutEngine::getInstance().getValue(paint, |
| text, start, count, contextCount, flags); |
| if (value == NULL) { |
| return; |
| } |
| const jchar* glyphs = value->getGlyphs(); |
| size_t glyphsCount = value->getGlyphsCount(); |
| int bytesCount = glyphsCount * sizeof(jchar); |
| renderer->drawText((const char*) glyphs, bytesCount, glyphsCount, x, y, paint); |
| } |
| |
| static void android_view_GLES20Canvas_drawTextArray(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jcharArray text, jint index, jint count, |
| jfloat x, jfloat y, jint flags, SkPaint* paint) { |
| jchar* textArray = env->GetCharArrayElements(text, NULL); |
| renderText(renderer, textArray + index, count, x, y, flags, paint); |
| env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); |
| } |
| |
| static void android_view_GLES20Canvas_drawText(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jstring text, jint start, jint end, |
| jfloat x, jfloat y, jint flags, SkPaint* paint) { |
| const jchar* textArray = env->GetStringChars(text, NULL); |
| renderText(renderer, textArray + start, end - start, x, y, flags, paint); |
| env->ReleaseStringChars(text, textArray); |
| } |
| |
| static void android_view_GLES20Canvas_drawTextArrayOnPath(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jcharArray text, jint index, jint count, |
| SkPath* path, jfloat hOffset, jfloat vOffset, jint flags, SkPaint* paint) { |
| jchar* textArray = env->GetCharArrayElements(text, NULL); |
| renderTextOnPath(renderer, textArray + index, count, path, |
| hOffset, vOffset, flags, paint); |
| env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); |
| } |
| |
| static void android_view_GLES20Canvas_drawTextOnPath(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jstring text, jint start, jint end, |
| SkPath* path, jfloat hOffset, jfloat vOffset, jint flags, SkPaint* paint) { |
| const jchar* textArray = env->GetStringChars(text, NULL); |
| renderTextOnPath(renderer, textArray + start, end - start, path, |
| hOffset, vOffset, flags, paint); |
| env->ReleaseStringChars(text, textArray); |
| } |
| |
| static void android_view_GLES20Canvas_drawTextRunArray(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jcharArray text, jint index, jint count, |
| jint contextIndex, jint contextCount, jfloat x, jfloat y, jint dirFlags, |
| SkPaint* paint) { |
| jchar* textArray = env->GetCharArrayElements(text, NULL); |
| renderTextRun(renderer, textArray + contextIndex, index - contextIndex, |
| count, contextCount, x, y, dirFlags, paint); |
| env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); |
| } |
| |
| static void android_view_GLES20Canvas_drawTextRun(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jstring text, jint start, jint end, |
| jint contextStart, int contextEnd, jfloat x, jfloat y, jint dirFlags, |
| SkPaint* paint) { |
| const jchar* textArray = env->GetStringChars(text, NULL); |
| jint count = end - start; |
| jint contextCount = contextEnd - contextStart; |
| renderTextRun(renderer, textArray + contextStart, start - contextStart, |
| count, contextCount, x, y, dirFlags, paint); |
| env->ReleaseStringChars(text, textArray); |
| } |
| |
| static void renderPosText(OpenGLRenderer* renderer, const jchar* text, int count, |
| const jfloat* positions, jint dirFlags, SkPaint* paint) { |
| sp<TextLayoutValue> value = TextLayoutEngine::getInstance().getValue(paint, |
| text, 0, count, count, dirFlags); |
| if (value == NULL) { |
| return; |
| } |
| const jchar* glyphs = value->getGlyphs(); |
| size_t glyphsCount = value->getGlyphsCount(); |
| if (count < int(glyphsCount)) glyphsCount = count; |
| int bytesCount = glyphsCount * sizeof(jchar); |
| |
| renderer->drawPosText((const char*) glyphs, bytesCount, glyphsCount, positions, paint); |
| } |
| |
| static void android_view_GLES20Canvas_drawPosTextArray(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jcharArray text, jint index, jint count, |
| jfloatArray pos, SkPaint* paint) { |
| jchar* textArray = env->GetCharArrayElements(text, NULL); |
| jfloat* positions = env->GetFloatArrayElements(pos, NULL); |
| |
| renderPosText(renderer, textArray + index, count, positions, kBidi_LTR, paint); |
| |
| env->ReleaseFloatArrayElements(pos, positions, JNI_ABORT); |
| env->ReleaseCharArrayElements(text, textArray, JNI_ABORT); |
| } |
| |
| static void android_view_GLES20Canvas_drawPosText(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, jstring text, jint start, jint end, |
| jfloatArray pos, SkPaint* paint) { |
| const jchar* textArray = env->GetStringChars(text, NULL); |
| jfloat* positions = env->GetFloatArrayElements(pos, NULL); |
| |
| renderPosText(renderer, textArray + start, end - start, positions, kBidi_LTR, paint); |
| |
| env->ReleaseFloatArrayElements(pos, positions, JNI_ABORT); |
| env->ReleaseStringChars(text, textArray); |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // Display lists |
| // ---------------------------------------------------------------------------- |
| |
| static DisplayList* android_view_GLES20Canvas_getDisplayList(JNIEnv* env, |
| jobject clazz, DisplayListRenderer* renderer, DisplayList* displayList) { |
| return renderer->getDisplayList(displayList); |
| } |
| |
| static jint android_view_GLES20Canvas_getDisplayListSize(JNIEnv* env, |
| jobject clazz, DisplayList* displayList) { |
| return displayList->getSize(); |
| } |
| |
| static void android_view_GLES20Canvas_setDisplayListName(JNIEnv* env, |
| jobject clazz, DisplayList* displayList, jstring name) { |
| if (name != NULL) { |
| const char* textArray = env->GetStringUTFChars(name, NULL); |
| displayList->setName(textArray); |
| env->ReleaseStringUTFChars(name, textArray); |
| } |
| } |
| |
| static OpenGLRenderer* android_view_GLES20Canvas_createDisplayListRenderer(JNIEnv* env, |
| jobject clazz) { |
| return new DisplayListRenderer; |
| } |
| |
| static void android_view_GLES20Canvas_resetDisplayListRenderer(JNIEnv* env, |
| jobject clazz, DisplayListRenderer* renderer) { |
| renderer->reset(); |
| } |
| |
| static void android_view_GLES20Canvas_destroyDisplayList(JNIEnv* env, |
| jobject clazz, DisplayList* displayList) { |
| DisplayList::destroyDisplayListDeferred(displayList); |
| } |
| |
| static jint android_view_GLES20Canvas_drawDisplayList(JNIEnv* env, |
| jobject clazz, OpenGLRenderer* renderer, DisplayList* displayList, |
| jint width, jint height, jobject dirty, jint flags) { |
| android::uirenderer::Rect bounds; |
| status_t status = renderer->drawDisplayList(displayList, width, height, bounds, flags); |
| if (status != DrawGlInfo::kStatusDone && dirty != NULL) { |
| env->CallVoidMethod(dirty, gRectClassInfo.set, |
| int(bounds.left), int(bounds.top), int(bounds.right), int(bounds.bottom)); |
| } |
| return status; |
| } |
| |
| static void android_view_GLES20Canvas_outputDisplayList(JNIEnv* env, |
| jobject clazz, OpenGLRenderer* renderer, DisplayList* displayList) { |
| renderer->outputDisplayList(displayList); |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // Layers |
| // ---------------------------------------------------------------------------- |
| |
| static void android_view_GLES20Canvas_interrupt(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer) { |
| renderer->interrupt(); |
| } |
| |
| static void android_view_GLES20Canvas_resume(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer) { |
| renderer->resume(); |
| } |
| |
| static OpenGLRenderer* android_view_GLES20Canvas_createLayerRenderer(JNIEnv* env, |
| jobject clazz, Layer* layer) { |
| if (layer) { |
| return new LayerRenderer(layer); |
| } |
| return NULL; |
| } |
| |
| static Layer* android_view_GLES20Canvas_createTextureLayer(JNIEnv* env, jobject clazz, |
| jboolean isOpaque, jintArray layerInfo) { |
| Layer* layer = LayerRenderer::createTextureLayer(isOpaque); |
| |
| if (layer) { |
| jint* storage = env->GetIntArrayElements(layerInfo, NULL); |
| storage[0] = layer->getTexture(); |
| env->ReleaseIntArrayElements(layerInfo, storage, 0); |
| } |
| |
| return layer; |
| } |
| |
| static Layer* android_view_GLES20Canvas_createLayer(JNIEnv* env, jobject clazz, |
| jint width, jint height, jboolean isOpaque, jintArray layerInfo) { |
| Layer* layer = LayerRenderer::createLayer(width, height, isOpaque); |
| |
| if (layer) { |
| jint* storage = env->GetIntArrayElements(layerInfo, NULL); |
| storage[0] = layer->getWidth(); |
| storage[1] = layer->getHeight(); |
| env->ReleaseIntArrayElements(layerInfo, storage, 0); |
| } |
| |
| return layer; |
| } |
| |
| static void android_view_GLES20Canvas_resizeLayer(JNIEnv* env, jobject clazz, |
| Layer* layer, jint width, jint height, jintArray layerInfo) { |
| LayerRenderer::resizeLayer(layer, width, height); |
| |
| jint* storage = env->GetIntArrayElements(layerInfo, NULL); |
| storage[0] = layer->getWidth(); |
| storage[1] = layer->getHeight(); |
| env->ReleaseIntArrayElements(layerInfo, storage, 0); |
| } |
| |
| static void android_view_GLES20Canvas_updateTextureLayer(JNIEnv* env, jobject clazz, |
| Layer* layer, jint width, jint height, jboolean isOpaque, jobject surface) { |
| float transform[16]; |
| sp<SurfaceTexture> surfaceTexture(SurfaceTexture_getSurfaceTexture(env, surface)); |
| |
| surfaceTexture->updateTexImage(); |
| surfaceTexture->getTransformMatrix(transform); |
| GLenum renderTarget = surfaceTexture->getCurrentTextureTarget(); |
| |
| LayerRenderer::updateTextureLayer(layer, width, height, isOpaque, renderTarget, transform); |
| } |
| |
| static void android_view_GLES20Canvas_updateRenderLayer(JNIEnv* env, jobject clazz, |
| Layer* layer, OpenGLRenderer* renderer, DisplayList* displayList, |
| jint left, jint top, jint right, jint bottom) { |
| layer->updateDeferred(renderer, displayList, left, top, right, bottom); |
| } |
| |
| static void android_view_GLES20Canvas_setTextureLayerTransform(JNIEnv* env, jobject clazz, |
| Layer* layer, SkMatrix* matrix) { |
| |
| layer->getTransform().load(*matrix); |
| } |
| |
| static void android_view_GLES20Canvas_destroyLayer(JNIEnv* env, jobject clazz, Layer* layer) { |
| LayerRenderer::destroyLayer(layer); |
| } |
| |
| static void android_view_GLES20Canvas_destroyLayerDeferred(JNIEnv* env, |
| jobject clazz, Layer* layer) { |
| LayerRenderer::destroyLayerDeferred(layer); |
| } |
| |
| static void android_view_GLES20Canvas_flushLayer(JNIEnv* env, jobject clazz, Layer* layer) { |
| LayerRenderer::flushLayer(layer); |
| } |
| |
| static void android_view_GLES20Canvas_drawLayer(JNIEnv* env, jobject clazz, |
| OpenGLRenderer* renderer, Layer* layer, jfloat x, jfloat y, SkPaint* paint) { |
| renderer->drawLayer(layer, x, y, paint); |
| } |
| |
| static jboolean android_view_GLES20Canvas_copyLayer(JNIEnv* env, jobject clazz, |
| Layer* layer, SkBitmap* bitmap) { |
| return LayerRenderer::copyLayer(layer, bitmap); |
| } |
| |
| #endif // USE_OPENGL_RENDERER |
| |
| // ---------------------------------------------------------------------------- |
| // Common |
| // ---------------------------------------------------------------------------- |
| |
| static jboolean android_view_GLES20Canvas_isAvailable(JNIEnv* env, jobject clazz) { |
| #ifdef USE_OPENGL_RENDERER |
| char prop[PROPERTY_VALUE_MAX]; |
| if (property_get("ro.kernel.qemu", prop, NULL) == 0) { |
| // not in the emulator |
| return JNI_TRUE; |
| } |
| // In the emulator this property will be set to 1 when hardware GLES is |
| // enabled, 0 otherwise. On old emulator versions it will be undefined. |
| property_get("ro.kernel.qemu.gles", prop, "0"); |
| return atoi(prop) == 1 ? JNI_TRUE : JNI_FALSE; |
| #else |
| return JNI_FALSE; |
| #endif |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // Logging |
| // ---------------------------------------------------------------------------- |
| |
| static void |
| android_app_ActivityThread_dumpGraphics(JNIEnv* env, jobject clazz, jobject javaFileDescriptor) { |
| #ifdef USE_OPENGL_RENDERER |
| int fd = jniGetFDFromFileDescriptor(env, javaFileDescriptor); |
| android::uirenderer::DisplayList::outputLogBuffer(fd); |
| #endif // USE_OPENGL_RENDERER |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // JNI Glue |
| // ---------------------------------------------------------------------------- |
| |
| const char* const kClassPathName = "android/view/GLES20Canvas"; |
| |
| static JNINativeMethod gMethods[] = { |
| { "nIsAvailable", "()Z", (void*) android_view_GLES20Canvas_isAvailable }, |
| |
| #ifdef USE_OPENGL_RENDERER |
| { "nFlushCaches", "(I)V", (void*) android_view_GLES20Canvas_flushCaches }, |
| { "nInitCaches", "()V", (void*) android_view_GLES20Canvas_initCaches }, |
| { "nTerminateCaches", "()V", (void*) android_view_GLES20Canvas_terminateCaches }, |
| |
| { "nCreateRenderer", "()I", (void*) android_view_GLES20Canvas_createRenderer }, |
| { "nDestroyRenderer", "(I)V", (void*) android_view_GLES20Canvas_destroyRenderer }, |
| { "nSetViewport", "(III)V", (void*) android_view_GLES20Canvas_setViewport }, |
| { "nPrepare", "(IZ)V", (void*) android_view_GLES20Canvas_prepare }, |
| { "nPrepareDirty", "(IIIIIZ)V", (void*) android_view_GLES20Canvas_prepareDirty }, |
| { "nFinish", "(I)V", (void*) android_view_GLES20Canvas_finish }, |
| |
| { "nGetStencilSize", "()I", (void*) android_view_GLES20Canvas_getStencilSize }, |
| |
| { "nCallDrawGLFunction", "(II)I", (void*) android_view_GLES20Canvas_callDrawGLFunction }, |
| |
| { "nSave", "(II)I", (void*) android_view_GLES20Canvas_save }, |
| { "nRestore", "(I)V", (void*) android_view_GLES20Canvas_restore }, |
| { "nRestoreToCount", "(II)V", (void*) android_view_GLES20Canvas_restoreToCount }, |
| { "nGetSaveCount", "(I)I", (void*) android_view_GLES20Canvas_getSaveCount }, |
| |
| { "nSaveLayer", "(IFFFFII)I", (void*) android_view_GLES20Canvas_saveLayer }, |
| { "nSaveLayer", "(III)I", (void*) android_view_GLES20Canvas_saveLayerClip }, |
| { "nSaveLayerAlpha", "(IFFFFII)I", (void*) android_view_GLES20Canvas_saveLayerAlpha }, |
| { "nSaveLayerAlpha", "(III)I", (void*) android_view_GLES20Canvas_saveLayerAlphaClip }, |
| |
| { "nQuickReject", "(IFFFFI)Z", (void*) android_view_GLES20Canvas_quickReject }, |
| { "nClipRect", "(IFFFFI)Z", (void*) android_view_GLES20Canvas_clipRectF }, |
| { "nClipRect", "(IIIIII)Z", (void*) android_view_GLES20Canvas_clipRect }, |
| |
| { "nTranslate", "(IFF)V", (void*) android_view_GLES20Canvas_translate }, |
| { "nRotate", "(IF)V", (void*) android_view_GLES20Canvas_rotate }, |
| { "nScale", "(IFF)V", (void*) android_view_GLES20Canvas_scale }, |
| { "nSkew", "(IFF)V", (void*) android_view_GLES20Canvas_skew }, |
| |
| { "nSetMatrix", "(II)V", (void*) android_view_GLES20Canvas_setMatrix }, |
| { "nGetMatrix", "(II)V", (void*) android_view_GLES20Canvas_getMatrix }, |
| { "nConcatMatrix", "(II)V", (void*) android_view_GLES20Canvas_concatMatrix }, |
| |
| { "nDrawBitmap", "(II[BFFI)V", (void*) android_view_GLES20Canvas_drawBitmap }, |
| { "nDrawBitmap", "(II[BFFFFFFFFI)V",(void*) android_view_GLES20Canvas_drawBitmapRect }, |
| { "nDrawBitmap", "(II[BII)V", (void*) android_view_GLES20Canvas_drawBitmapMatrix }, |
| |
| { "nDrawBitmapMesh", "(II[BII[FI[III)V",(void*) android_view_GLES20Canvas_drawBitmapMesh }, |
| |
| { "nDrawPatch", "(II[B[BFFFFI)V", (void*) android_view_GLES20Canvas_drawPatch }, |
| |
| { "nDrawColor", "(III)V", (void*) android_view_GLES20Canvas_drawColor }, |
| { "nDrawRect", "(IFFFFI)V", (void*) android_view_GLES20Canvas_drawRect }, |
| { "nDrawRects", "(III)V", (void*) android_view_GLES20Canvas_drawRects }, |
| { "nDrawRoundRect", "(IFFFFFFI)V", (void*) android_view_GLES20Canvas_drawRoundRect }, |
| { "nDrawCircle", "(IFFFI)V", (void*) android_view_GLES20Canvas_drawCircle }, |
| { "nDrawOval", "(IFFFFI)V", (void*) android_view_GLES20Canvas_drawOval }, |
| { "nDrawArc", "(IFFFFFFZI)V", (void*) android_view_GLES20Canvas_drawArc }, |
| { "nDrawPoints", "(I[FIII)V", (void*) android_view_GLES20Canvas_drawPoints }, |
| |
| { "nDrawPath", "(III)V", (void*) android_view_GLES20Canvas_drawPath }, |
| { "nDrawLines", "(I[FIII)V", (void*) android_view_GLES20Canvas_drawLines }, |
| |
| { "nResetModifiers", "(II)V", (void*) android_view_GLES20Canvas_resetModifiers }, |
| { "nSetupShader", "(II)V", (void*) android_view_GLES20Canvas_setupShader }, |
| { "nSetupColorFilter", "(II)V", (void*) android_view_GLES20Canvas_setupColorFilter }, |
| { "nSetupShadow", "(IFFFI)V", (void*) android_view_GLES20Canvas_setupShadow }, |
| |
| { "nSetupPaintFilter", "(III)V", (void*) android_view_GLES20Canvas_setupPaintFilter }, |
| { "nResetPaintFilter", "(I)V", (void*) android_view_GLES20Canvas_resetPaintFilter }, |
| |
| { "nDrawText", "(I[CIIFFII)V", (void*) android_view_GLES20Canvas_drawTextArray }, |
| { "nDrawText", "(ILjava/lang/String;IIFFII)V", |
| (void*) android_view_GLES20Canvas_drawText }, |
| |
| { "nDrawTextOnPath", "(I[CIIIFFII)V", (void*) android_view_GLES20Canvas_drawTextArrayOnPath }, |
| { "nDrawTextOnPath", "(ILjava/lang/String;IIIFFII)V", |
| (void*) android_view_GLES20Canvas_drawTextOnPath }, |
| |
| { "nDrawTextRun", "(I[CIIIIFFII)V", (void*) android_view_GLES20Canvas_drawTextRunArray }, |
| { "nDrawTextRun", "(ILjava/lang/String;IIIIFFII)V", |
| (void*) android_view_GLES20Canvas_drawTextRun }, |
| |
| { "nDrawPosText", "(I[CII[FI)V", (void*) android_view_GLES20Canvas_drawPosTextArray }, |
| { "nDrawPosText", "(ILjava/lang/String;II[FI)V", |
| (void*) android_view_GLES20Canvas_drawPosText }, |
| |
| { "nGetClipBounds", "(ILandroid/graphics/Rect;)Z", |
| (void*) android_view_GLES20Canvas_getClipBounds }, |
| |
| { "nGetDisplayList", "(II)I", (void*) android_view_GLES20Canvas_getDisplayList }, |
| { "nDestroyDisplayList", "(I)V", (void*) android_view_GLES20Canvas_destroyDisplayList }, |
| { "nGetDisplayListSize", "(I)I", (void*) android_view_GLES20Canvas_getDisplayListSize }, |
| { "nSetDisplayListName", "(ILjava/lang/String;)V", |
| (void*) android_view_GLES20Canvas_setDisplayListName }, |
| { "nDrawDisplayList", "(IIIILandroid/graphics/Rect;I)I", |
| (void*) android_view_GLES20Canvas_drawDisplayList }, |
| |
| { "nCreateDisplayListRenderer", "()I", (void*) android_view_GLES20Canvas_createDisplayListRenderer }, |
| { "nResetDisplayListRenderer", "(I)V", (void*) android_view_GLES20Canvas_resetDisplayListRenderer }, |
| |
| { "nOutputDisplayList", "(II)V", (void*) android_view_GLES20Canvas_outputDisplayList }, |
| { "nInterrupt", "(I)V", (void*) android_view_GLES20Canvas_interrupt }, |
| { "nResume", "(I)V", (void*) android_view_GLES20Canvas_resume }, |
| |
| { "nCreateLayerRenderer", "(I)I", (void*) android_view_GLES20Canvas_createLayerRenderer }, |
| { "nCreateLayer", "(IIZ[I)I", (void*) android_view_GLES20Canvas_createLayer }, |
| { "nResizeLayer", "(III[I)V" , (void*) android_view_GLES20Canvas_resizeLayer }, |
| { "nCreateTextureLayer", "(Z[I)I", (void*) android_view_GLES20Canvas_createTextureLayer }, |
| { "nUpdateTextureLayer", "(IIIZLandroid/graphics/SurfaceTexture;)V", |
| (void*) android_view_GLES20Canvas_updateTextureLayer }, |
| { "nUpdateRenderLayer", "(IIIIIII)V", (void*) android_view_GLES20Canvas_updateRenderLayer }, |
| { "nDestroyLayer", "(I)V", (void*) android_view_GLES20Canvas_destroyLayer }, |
| { "nDestroyLayerDeferred", "(I)V", (void*) android_view_GLES20Canvas_destroyLayerDeferred }, |
| { "nFlushLayer", "(I)V", (void*) android_view_GLES20Canvas_flushLayer }, |
| { "nDrawLayer", "(IIFFI)V", (void*) android_view_GLES20Canvas_drawLayer }, |
| { "nCopyLayer", "(II)Z", (void*) android_view_GLES20Canvas_copyLayer }, |
| |
| { "nSetTextureLayerTransform", "(II)V", (void*) android_view_GLES20Canvas_setTextureLayerTransform }, |
| |
| { "nGetMaximumTextureWidth", "()I", (void*) android_view_GLES20Canvas_getMaxTextureWidth }, |
| { "nGetMaximumTextureHeight", "()I", (void*) android_view_GLES20Canvas_getMaxTextureHeight }, |
| |
| #endif |
| }; |
| |
| static JNINativeMethod gActivityThreadMethods[] = { |
| { "dumpGraphicsInfo", "(Ljava/io/FileDescriptor;)V", |
| (void*) android_app_ActivityThread_dumpGraphics } |
| }; |
| |
| |
| #ifdef USE_OPENGL_RENDERER |
| #define FIND_CLASS(var, className) \ |
| var = env->FindClass(className); \ |
| LOG_FATAL_IF(! var, "Unable to find class " className); |
| |
| #define GET_METHOD_ID(var, clazz, methodName, methodDescriptor) \ |
| var = env->GetMethodID(clazz, methodName, methodDescriptor); \ |
| LOG_FATAL_IF(! var, "Unable to find method " methodName); |
| #else |
| #define FIND_CLASS(var, className) |
| #define GET_METHOD_ID(var, clazz, methodName, methodDescriptor) |
| #endif |
| |
| int register_android_view_GLES20Canvas(JNIEnv* env) { |
| jclass clazz; |
| FIND_CLASS(clazz, "android/graphics/Rect"); |
| GET_METHOD_ID(gRectClassInfo.set, clazz, "set", "(IIII)V"); |
| |
| return AndroidRuntime::registerNativeMethods(env, kClassPathName, gMethods, NELEM(gMethods)); |
| } |
| |
| const char* const kActivityThreadPathName = "android/app/ActivityThread"; |
| |
| int register_android_app_ActivityThread(JNIEnv* env) { |
| return AndroidRuntime::registerNativeMethods(env, kActivityThreadPathName, |
| gActivityThreadMethods, NELEM(gActivityThreadMethods)); |
| } |
| |
| }; |