Romain Guy | e4d0112 | 2010-06-16 18:44:05 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2010 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
Romain Guy | 5b3b352 | 2010-10-27 18:57:51 -0700 | [diff] [blame] | 17 | #ifndef ANDROID_HWUI_OPENGL_RENDERER_H |
| 18 | #define ANDROID_HWUI_OPENGL_RENDERER_H |
Romain Guy | 9d5316e | 2010-06-24 19:30:36 -0700 | [diff] [blame] | 19 | |
| 20 | #include <GLES2/gl2.h> |
| 21 | #include <GLES2/gl2ext.h> |
Romain Guy | 85bf02f | 2010-06-22 13:11:24 -0700 | [diff] [blame] | 22 | |
Romain Guy | ce0537b | 2010-06-29 21:05:21 -0700 | [diff] [blame] | 23 | #include <SkBitmap.h> |
Romain Guy | f6a11b8 | 2010-06-23 17:47:49 -0700 | [diff] [blame] | 24 | #include <SkMatrix.h> |
Romain Guy | ce0537b | 2010-06-29 21:05:21 -0700 | [diff] [blame] | 25 | #include <SkPaint.h> |
Romain Guy | 079ba2c | 2010-07-16 14:12:24 -0700 | [diff] [blame] | 26 | #include <SkRegion.h> |
Romain Guy | d27977d | 2010-07-14 19:18:51 -0700 | [diff] [blame] | 27 | #include <SkShader.h> |
Romain Guy | 85bf02f | 2010-06-22 13:11:24 -0700 | [diff] [blame] | 28 | #include <SkXfermode.h> |
Romain Guy | e4d0112 | 2010-06-16 18:44:05 -0700 | [diff] [blame] | 29 | |
Chet Haase | daf98e9 | 2011-01-10 14:10:36 -0800 | [diff] [blame] | 30 | #include <utils/Functor.h> |
Romain Guy | bb9524b | 2010-06-22 18:56:38 -0700 | [diff] [blame] | 31 | #include <utils/RefBase.h> |
Romain Guy | ba6be8a | 2012-04-23 18:22:09 -0700 | [diff] [blame^] | 32 | #include <utils/SortedVector.h> |
Romain Guy | 8694230 | 2010-09-12 13:02:16 -0700 | [diff] [blame] | 33 | #include <utils/Vector.h> |
Romain Guy | bb9524b | 2010-06-22 18:56:38 -0700 | [diff] [blame] | 34 | |
Romain Guy | 7953745 | 2011-10-12 13:48:51 -0700 | [diff] [blame] | 35 | #include <cutils/compiler.h> |
| 36 | |
Romain Guy | c15008e | 2010-11-10 11:59:15 -0800 | [diff] [blame] | 37 | #include "Debug.h" |
Romain Guy | 51769a6 | 2010-07-23 00:28:00 -0700 | [diff] [blame] | 38 | #include "Extensions.h" |
Romain Guy | f6a11b8 | 2010-06-23 17:47:49 -0700 | [diff] [blame] | 39 | #include "Matrix.h" |
Romain Guy | 5cbbce5 | 2010-06-27 22:59:20 -0700 | [diff] [blame] | 40 | #include "Program.h" |
Romain Guy | bb9524b | 2010-06-22 18:56:38 -0700 | [diff] [blame] | 41 | #include "Rect.h" |
Romain Guy | 5cbbce5 | 2010-06-27 22:59:20 -0700 | [diff] [blame] | 42 | #include "Snapshot.h" |
Romain Guy | f7f9355 | 2010-07-08 19:17:03 -0700 | [diff] [blame] | 43 | #include "Vertex.h" |
Romain Guy | 06f96e2 | 2010-07-30 19:18:16 -0700 | [diff] [blame] | 44 | #include "SkiaShader.h" |
Romain Guy | db1938e | 2010-08-02 18:50:22 -0700 | [diff] [blame] | 45 | #include "SkiaColorFilter.h" |
Romain Guy | fb8b763 | 2010-08-23 21:05:08 -0700 | [diff] [blame] | 46 | #include "Caches.h" |
Romain Guy | bb9524b | 2010-06-22 18:56:38 -0700 | [diff] [blame] | 47 | |
Romain Guy | e4d0112 | 2010-06-16 18:44:05 -0700 | [diff] [blame] | 48 | namespace android { |
Romain Guy | 9d5316e | 2010-06-24 19:30:36 -0700 | [diff] [blame] | 49 | namespace uirenderer { |
Romain Guy | e4d0112 | 2010-06-16 18:44:05 -0700 | [diff] [blame] | 50 | |
Romain Guy | f6a11b8 | 2010-06-23 17:47:49 -0700 | [diff] [blame] | 51 | /////////////////////////////////////////////////////////////////////////////// |
Romain Guy | f6a11b8 | 2010-06-23 17:47:49 -0700 | [diff] [blame] | 52 | // Renderer |
| 53 | /////////////////////////////////////////////////////////////////////////////// |
| 54 | |
Romain Guy | 0fe478e | 2010-11-08 12:08:41 -0800 | [diff] [blame] | 55 | class DisplayList; |
Romain Guy | b051e89 | 2010-09-28 19:09:36 -0700 | [diff] [blame] | 56 | |
Romain Guy | 5cbbce5 | 2010-06-27 22:59:20 -0700 | [diff] [blame] | 57 | /** |
| 58 | * OpenGL renderer used to draw accelerated 2D graphics. The API is a |
| 59 | * simplified version of Skia's Canvas API. |
| 60 | */ |
Romain Guy | 85bf02f | 2010-06-22 13:11:24 -0700 | [diff] [blame] | 61 | class OpenGLRenderer { |
Romain Guy | e4d0112 | 2010-06-16 18:44:05 -0700 | [diff] [blame] | 62 | public: |
Romain Guy | 7953745 | 2011-10-12 13:48:51 -0700 | [diff] [blame] | 63 | ANDROID_API OpenGLRenderer(); |
Romain Guy | e2d345e | 2010-09-24 18:39:22 -0700 | [diff] [blame] | 64 | virtual ~OpenGLRenderer(); |
Romain Guy | e4d0112 | 2010-06-16 18:44:05 -0700 | [diff] [blame] | 65 | |
Romain Guy | b051e89 | 2010-09-28 19:09:36 -0700 | [diff] [blame] | 66 | virtual void setViewport(int width, int height); |
Romain Guy | e2d345e | 2010-09-24 18:39:22 -0700 | [diff] [blame] | 67 | |
Romain Guy | 7953745 | 2011-10-12 13:48:51 -0700 | [diff] [blame] | 68 | ANDROID_API void prepare(bool opaque); |
Romain Guy | 7d7b549 | 2011-01-24 16:33:45 -0800 | [diff] [blame] | 69 | virtual void prepareDirty(float left, float top, float right, float bottom, bool opaque); |
Romain Guy | e2d345e | 2010-09-24 18:39:22 -0700 | [diff] [blame] | 70 | virtual void finish(); |
| 71 | |
Romain Guy | 6c319ca | 2011-01-11 14:29:25 -0800 | [diff] [blame] | 72 | // These two calls must not be recorded in display lists |
Chet Haase | daf98e9 | 2011-01-10 14:10:36 -0800 | [diff] [blame] | 73 | virtual void interrupt(); |
| 74 | virtual void resume(); |
Romain Guy | 6c319ca | 2011-01-11 14:29:25 -0800 | [diff] [blame] | 75 | |
Romain Guy | 8f3b8e3 | 2012-03-27 16:33:45 -0700 | [diff] [blame] | 76 | ANDROID_API status_t invokeFunctors(Rect& dirty); |
Romain Guy | ba6be8a | 2012-04-23 18:22:09 -0700 | [diff] [blame^] | 77 | ANDROID_API void detachFunctor(Functor* functor); |
| 78 | ANDROID_API void attachFunctor(Functor* functor); |
Romain Guy | 8f3b8e3 | 2012-03-27 16:33:45 -0700 | [diff] [blame] | 79 | virtual status_t callDrawGLFunction(Functor* functor, Rect& dirty); |
Romain Guy | 08ae317 | 2010-06-21 19:35:50 -0700 | [diff] [blame] | 80 | |
Romain Guy | 7953745 | 2011-10-12 13:48:51 -0700 | [diff] [blame] | 81 | ANDROID_API int getSaveCount() const; |
Romain Guy | 4aa9057 | 2010-09-26 18:40:37 -0700 | [diff] [blame] | 82 | virtual int save(int flags); |
| 83 | virtual void restore(); |
| 84 | virtual void restoreToCount(int saveCount); |
Romain Guy | bb9524b | 2010-06-22 18:56:38 -0700 | [diff] [blame] | 85 | |
Romain Guy | e2d345e | 2010-09-24 18:39:22 -0700 | [diff] [blame] | 86 | virtual int saveLayer(float left, float top, float right, float bottom, |
Chet Haase | 5c13d89 | 2010-10-08 08:37:55 -0700 | [diff] [blame] | 87 | SkPaint* p, int flags); |
Romain Guy | e2d345e | 2010-09-24 18:39:22 -0700 | [diff] [blame] | 88 | virtual int saveLayerAlpha(float left, float top, float right, float bottom, |
| 89 | int alpha, int flags); |
Romain Guy | bd6b79b | 2010-06-26 00:13:53 -0700 | [diff] [blame] | 90 | |
Chet Haase | db8c9a6 | 2012-03-21 18:54:18 -0700 | [diff] [blame] | 91 | virtual void setAlpha(float alpha) { |
| 92 | mSnapshot->alpha = alpha; |
| 93 | } |
| 94 | |
Romain Guy | 4aa9057 | 2010-09-26 18:40:37 -0700 | [diff] [blame] | 95 | virtual void translate(float dx, float dy); |
| 96 | virtual void rotate(float degrees); |
| 97 | virtual void scale(float sx, float sy); |
Romain Guy | 807daf7 | 2011-01-18 11:19:19 -0800 | [diff] [blame] | 98 | virtual void skew(float sx, float sy); |
Romain Guy | f6a11b8 | 2010-06-23 17:47:49 -0700 | [diff] [blame] | 99 | |
Romain Guy | 7953745 | 2011-10-12 13:48:51 -0700 | [diff] [blame] | 100 | ANDROID_API void getMatrix(SkMatrix* matrix); |
Romain Guy | 4aa9057 | 2010-09-26 18:40:37 -0700 | [diff] [blame] | 101 | virtual void setMatrix(SkMatrix* matrix); |
| 102 | virtual void concatMatrix(SkMatrix* matrix); |
Romain Guy | f6a11b8 | 2010-06-23 17:47:49 -0700 | [diff] [blame] | 103 | |
Romain Guy | 7953745 | 2011-10-12 13:48:51 -0700 | [diff] [blame] | 104 | ANDROID_API const Rect& getClipBounds(); |
| 105 | ANDROID_API bool quickReject(float left, float top, float right, float bottom); |
Romain Guy | 4aa9057 | 2010-09-26 18:40:37 -0700 | [diff] [blame] | 106 | virtual bool clipRect(float left, float top, float right, float bottom, SkRegion::Op op); |
Chet Haase | a23eed8 | 2012-04-12 15:19:04 -0700 | [diff] [blame] | 107 | virtual Rect* getClipRect(); |
Romain Guy | bb9524b | 2010-06-22 18:56:38 -0700 | [diff] [blame] | 108 | |
Chet Haase | 1271e2c | 2012-04-20 09:54:27 -0700 | [diff] [blame] | 109 | virtual status_t drawDisplayList(DisplayList* displayList, Rect& dirty, int32_t flags, |
| 110 | uint32_t level = 0); |
Chet Haase | ed30fd8 | 2011-04-22 16:18:45 -0700 | [diff] [blame] | 111 | virtual void outputDisplayList(DisplayList* displayList, uint32_t level = 0); |
Romain Guy | ada830f | 2011-01-13 12:13:20 -0800 | [diff] [blame] | 112 | virtual void drawLayer(Layer* layer, float x, float y, SkPaint* paint); |
Chet Haase | 5c13d89 | 2010-10-08 08:37:55 -0700 | [diff] [blame] | 113 | virtual void drawBitmap(SkBitmap* bitmap, float left, float top, SkPaint* paint); |
| 114 | virtual void drawBitmap(SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint); |
Romain Guy | e2d345e | 2010-09-24 18:39:22 -0700 | [diff] [blame] | 115 | virtual void drawBitmap(SkBitmap* bitmap, float srcLeft, float srcTop, |
| 116 | float srcRight, float srcBottom, float dstLeft, float dstTop, |
Chet Haase | 5c13d89 | 2010-10-08 08:37:55 -0700 | [diff] [blame] | 117 | float dstRight, float dstBottom, SkPaint* paint); |
Romain Guy | 5a7b466 | 2011-01-20 19:09:30 -0800 | [diff] [blame] | 118 | virtual void drawBitmapMesh(SkBitmap* bitmap, int meshWidth, int meshHeight, |
| 119 | float* vertices, int* colors, SkPaint* paint); |
Romain Guy | 4aa9057 | 2010-09-26 18:40:37 -0700 | [diff] [blame] | 120 | virtual void drawPatch(SkBitmap* bitmap, const int32_t* xDivs, const int32_t* yDivs, |
Romain Guy | 4bb9420 | 2010-10-12 15:59:26 -0700 | [diff] [blame] | 121 | const uint32_t* colors, uint32_t width, uint32_t height, int8_t numColors, |
Chet Haase | 5c13d89 | 2010-10-08 08:37:55 -0700 | [diff] [blame] | 122 | float left, float top, float right, float bottom, SkPaint* paint); |
Romain Guy | e2d345e | 2010-09-24 18:39:22 -0700 | [diff] [blame] | 123 | virtual void drawColor(int color, SkXfermode::Mode mode); |
Chet Haase | 5c13d89 | 2010-10-08 08:37:55 -0700 | [diff] [blame] | 124 | virtual void drawRect(float left, float top, float right, float bottom, SkPaint* paint); |
Romain Guy | 01d58e4 | 2011-01-19 21:54:02 -0800 | [diff] [blame] | 125 | virtual void drawRoundRect(float left, float top, float right, float bottom, |
| 126 | float rx, float ry, SkPaint* paint); |
| 127 | virtual void drawCircle(float x, float y, float radius, SkPaint* paint); |
Romain Guy | c1cd9ba3 | 2011-01-23 14:18:41 -0800 | [diff] [blame] | 128 | virtual void drawOval(float left, float top, float right, float bottom, SkPaint* paint); |
Romain Guy | 8b2f526 | 2011-01-23 16:15:02 -0800 | [diff] [blame] | 129 | virtual void drawArc(float left, float top, float right, float bottom, |
| 130 | float startAngle, float sweepAngle, bool useCenter, SkPaint* paint); |
Romain Guy | e2d345e | 2010-09-24 18:39:22 -0700 | [diff] [blame] | 131 | virtual void drawPath(SkPath* path, SkPaint* paint); |
Chet Haase | 5c13d89 | 2010-10-08 08:37:55 -0700 | [diff] [blame] | 132 | virtual void drawLines(float* points, int count, SkPaint* paint); |
Romain Guy | ed6fcb0 | 2011-03-21 13:11:28 -0700 | [diff] [blame] | 133 | virtual void drawPoints(float* points, int count, SkPaint* paint); |
Romain Guy | e2d345e | 2010-09-24 18:39:22 -0700 | [diff] [blame] | 134 | virtual void drawText(const char* text, int bytesCount, int count, float x, float y, |
Romain Guy | cac5fd3 | 2011-12-01 20:08:50 -0800 | [diff] [blame] | 135 | SkPaint* paint, float length = -1.0f); |
Romain Guy | 325740f | 2012-02-24 16:48:34 -0800 | [diff] [blame] | 136 | virtual void drawTextOnPath(const char* text, int bytesCount, int count, SkPath* path, |
| 137 | float hOffset, float vOffset, SkPaint* paint); |
| 138 | virtual void drawPosText(const char* text, int bytesCount, int count, |
| 139 | const float* positions, SkPaint* paint); |
Romain Guy | 08ae317 | 2010-06-21 19:35:50 -0700 | [diff] [blame] | 140 | |
Romain Guy | 4aa9057 | 2010-09-26 18:40:37 -0700 | [diff] [blame] | 141 | virtual void resetShader(); |
| 142 | virtual void setupShader(SkiaShader* shader); |
Romain Guy | d27977d | 2010-07-14 19:18:51 -0700 | [diff] [blame] | 143 | |
Romain Guy | 4aa9057 | 2010-09-26 18:40:37 -0700 | [diff] [blame] | 144 | virtual void resetColorFilter(); |
| 145 | virtual void setupColorFilter(SkiaColorFilter* filter); |
Romain Guy | db1938e | 2010-08-02 18:50:22 -0700 | [diff] [blame] | 146 | |
Romain Guy | 4aa9057 | 2010-09-26 18:40:37 -0700 | [diff] [blame] | 147 | virtual void resetShadow(); |
| 148 | virtual void setupShadow(float radius, float dx, float dy, int color); |
Romain Guy | 1e45aae | 2010-08-13 19:39:53 -0700 | [diff] [blame] | 149 | |
Romain Guy | 5ff9df6 | 2012-01-23 17:09:05 -0800 | [diff] [blame] | 150 | virtual void resetPaintFilter(); |
| 151 | virtual void setupPaintFilter(int clearBits, int setBits); |
| 152 | |
| 153 | SkPaint* filterPaint(SkPaint* paint); |
| 154 | |
Romain Guy | 530041d | 2012-01-25 18:56:29 -0800 | [diff] [blame] | 155 | ANDROID_API static uint32_t getStencilSize(); |
| 156 | |
Romain Guy | 13631f3 | 2012-01-30 17:41:55 -0800 | [diff] [blame] | 157 | void startMark(const char* name) const; |
| 158 | void endMark() const; |
| 159 | |
Romain Guy | e2d345e | 2010-09-24 18:39:22 -0700 | [diff] [blame] | 160 | protected: |
| 161 | /** |
| 162 | * Compose the layer defined in the current snapshot with the layer |
| 163 | * defined by the previous snapshot. |
| 164 | * |
| 165 | * The current snapshot *must* be a layer (flag kFlagIsLayer set.) |
| 166 | * |
| 167 | * @param curent The current snapshot containing the layer to compose |
| 168 | * @param previous The previous snapshot to compose the current layer with |
| 169 | */ |
| 170 | virtual void composeLayer(sp<Snapshot> current, sp<Snapshot> previous); |
Romain Guy | 694b519 | 2010-07-21 21:33:20 -0700 | [diff] [blame] | 171 | |
Romain Guy | ada830f | 2011-01-13 12:13:20 -0800 | [diff] [blame] | 172 | /** |
Romain Guy | f219da5 | 2011-01-16 12:54:25 -0800 | [diff] [blame] | 173 | * Marks the specified region as dirty at the specified bounds. |
Romain Guy | ada830f | 2011-01-13 12:13:20 -0800 | [diff] [blame] | 174 | */ |
Romain Guy | f219da5 | 2011-01-16 12:54:25 -0800 | [diff] [blame] | 175 | void dirtyLayerUnchecked(Rect& bounds, Region* region); |
Romain Guy | ada830f | 2011-01-13 12:13:20 -0800 | [diff] [blame] | 176 | |
| 177 | /** |
Romain Guy | f219da5 | 2011-01-16 12:54:25 -0800 | [diff] [blame] | 178 | * Returns the current snapshot. |
Romain Guy | ada830f | 2011-01-13 12:13:20 -0800 | [diff] [blame] | 179 | */ |
Romain Guy | f219da5 | 2011-01-16 12:54:25 -0800 | [diff] [blame] | 180 | sp<Snapshot> getSnapshot() { |
| 181 | return mSnapshot; |
| 182 | } |
Romain Guy | ada830f | 2011-01-13 12:13:20 -0800 | [diff] [blame] | 183 | |
Romain Guy | 42f3a4b | 2011-01-19 13:42:26 -0800 | [diff] [blame] | 184 | /** |
| 185 | * Returns the region of the current layer. |
| 186 | */ |
Romain Guy | f219da5 | 2011-01-16 12:54:25 -0800 | [diff] [blame] | 187 | virtual Region* getRegion() { |
| 188 | return mSnapshot->region; |
| 189 | } |
| 190 | |
Romain Guy | 42f3a4b | 2011-01-19 13:42:26 -0800 | [diff] [blame] | 191 | /** |
| 192 | * Indicates whether rendering is currently targeted at a layer. |
| 193 | */ |
Romain Guy | f219da5 | 2011-01-16 12:54:25 -0800 | [diff] [blame] | 194 | virtual bool hasLayer() { |
| 195 | return (mSnapshot->flags & Snapshot::kFlagFboTarget) && mSnapshot->region; |
| 196 | } |
Romain Guy | 1bd1bad | 2011-01-14 20:07:20 -0800 | [diff] [blame] | 197 | |
Romain Guy | 42f3a4b | 2011-01-19 13:42:26 -0800 | [diff] [blame] | 198 | /** |
| 199 | * Returns the name of the FBO this renderer is rendering into. |
| 200 | */ |
| 201 | virtual GLint getTargetFbo() { |
| 202 | return 0; |
| 203 | } |
| 204 | |
Romain Guy | 77a8116 | 2011-06-14 16:45:55 -0700 | [diff] [blame] | 205 | /** |
| 206 | * Renders the specified layer as a textured quad. |
| 207 | * |
| 208 | * @param layer The layer to render |
| 209 | * @param rect The bounds of the layer |
| 210 | */ |
| 211 | void drawTextureLayer(Layer* layer, const Rect& rect); |
| 212 | |
Romain Guy | 85bf02f | 2010-06-22 13:11:24 -0700 | [diff] [blame] | 213 | private: |
Romain Guy | 5cbbce5 | 2010-06-27 22:59:20 -0700 | [diff] [blame] | 214 | /** |
| 215 | * Saves the current state of the renderer as a new snapshot. |
| 216 | * The new snapshot is saved in mSnapshot and the previous snapshot |
| 217 | * is linked from mSnapshot->previous. |
| 218 | * |
Romain Guy | 8aef54f | 2010-09-01 15:13:49 -0700 | [diff] [blame] | 219 | * @param flags The save flags; see SkCanvas for more information |
| 220 | * |
Romain Guy | 5cbbce5 | 2010-06-27 22:59:20 -0700 | [diff] [blame] | 221 | * @return The new save count. This value can be passed to #restoreToCount() |
| 222 | */ |
Romain Guy | 8aef54f | 2010-09-01 15:13:49 -0700 | [diff] [blame] | 223 | int saveSnapshot(int flags); |
Romain Guy | 5cbbce5 | 2010-06-27 22:59:20 -0700 | [diff] [blame] | 224 | |
| 225 | /** |
| 226 | * Restores the current snapshot; mSnapshot becomes mSnapshot->previous. |
| 227 | * |
Romain Guy | 2542d19 | 2010-08-18 11:47:12 -0700 | [diff] [blame] | 228 | * @return True if the clip was modified. |
Romain Guy | 5cbbce5 | 2010-06-27 22:59:20 -0700 | [diff] [blame] | 229 | */ |
Romain Guy | bb9524b | 2010-06-22 18:56:38 -0700 | [diff] [blame] | 230 | bool restoreSnapshot(); |
| 231 | |
Romain Guy | 5cbbce5 | 2010-06-27 22:59:20 -0700 | [diff] [blame] | 232 | /** |
| 233 | * Sets the clipping rectangle using glScissor. The clip is defined by |
| 234 | * the current snapshot's clipRect member. |
| 235 | */ |
Romain Guy | bb9524b | 2010-06-22 18:56:38 -0700 | [diff] [blame] | 236 | void setScissorFromClip(); |
| 237 | |
Romain Guy | 5cbbce5 | 2010-06-27 22:59:20 -0700 | [diff] [blame] | 238 | /** |
Romain Guy | d55a861 | 2010-06-28 17:42:46 -0700 | [diff] [blame] | 239 | * Creates a new layer stored in the specified snapshot. |
| 240 | * |
| 241 | * @param snapshot The snapshot associated with the new layer |
| 242 | * @param left The left coordinate of the layer |
| 243 | * @param top The top coordinate of the layer |
| 244 | * @param right The right coordinate of the layer |
| 245 | * @param bottom The bottom coordinate of the layer |
| 246 | * @param alpha The translucency of the layer |
| 247 | * @param mode The blending mode of the layer |
| 248 | * @param flags The layer save flags |
Romain Guy | eb99356 | 2010-10-05 18:14:38 -0700 | [diff] [blame] | 249 | * @param previousFbo The name of the current framebuffer |
Romain Guy | d55a861 | 2010-06-28 17:42:46 -0700 | [diff] [blame] | 250 | * |
| 251 | * @return True if the layer was successfully created, false otherwise |
| 252 | */ |
| 253 | bool createLayer(sp<Snapshot> snapshot, float left, float top, float right, float bottom, |
Romain Guy | eb99356 | 2010-10-05 18:14:38 -0700 | [diff] [blame] | 254 | int alpha, SkXfermode::Mode mode, int flags, GLuint previousFbo); |
Romain Guy | d55a861 | 2010-06-28 17:42:46 -0700 | [diff] [blame] | 255 | |
| 256 | /** |
Romain Guy | 5b3b352 | 2010-10-27 18:57:51 -0700 | [diff] [blame] | 257 | * Creates a new layer stored in the specified snapshot as an FBO. |
| 258 | * |
| 259 | * @param layer The layer to store as an FBO |
| 260 | * @param snapshot The snapshot associated with the new layer |
| 261 | * @param bounds The bounds of the layer |
| 262 | * @param previousFbo The name of the current framebuffer |
| 263 | */ |
| 264 | bool createFboLayer(Layer* layer, Rect& bounds, sp<Snapshot> snapshot, |
| 265 | GLuint previousFbo); |
| 266 | |
| 267 | /** |
| 268 | * Compose the specified layer as a region. |
| 269 | * |
| 270 | * @param layer The layer to compose |
| 271 | * @param rect The layer's bounds |
| 272 | */ |
| 273 | void composeLayerRegion(Layer* layer, const Rect& rect); |
| 274 | |
| 275 | /** |
| 276 | * Compose the specified layer as a simple rectangle. |
| 277 | * |
| 278 | * @param layer The layer to compose |
| 279 | * @param rect The layer's bounds |
| 280 | * @param swap If true, the source and destination are swapped |
| 281 | */ |
| 282 | void composeLayerRect(Layer* layer, const Rect& rect, bool swap = false); |
| 283 | |
Romain Guy | 54be1cd | 2011-06-13 19:04:27 -0700 | [diff] [blame] | 284 | /** |
| 285 | * Clears all the regions corresponding to the current list of layers. |
| 286 | * This method MUST be invoked before any drawing operation. |
| 287 | */ |
| 288 | void clearLayerRegions(); |
| 289 | |
| 290 | /** |
Romain Guy | f219da5 | 2011-01-16 12:54:25 -0800 | [diff] [blame] | 291 | * Mark the layer as dirty at the specified coordinates. The coordinates |
| 292 | * are transformed with the supplied matrix. |
| 293 | */ |
| 294 | void dirtyLayer(const float left, const float top, |
| 295 | const float right, const float bottom, const mat4 transform); |
| 296 | |
| 297 | /** |
| 298 | * Mark the layer as dirty at the specified coordinates. |
| 299 | */ |
| 300 | void dirtyLayer(const float left, const float top, |
| 301 | const float right, const float bottom); |
| 302 | |
| 303 | /** |
Romain Guy | 5cbbce5 | 2010-06-27 22:59:20 -0700 | [diff] [blame] | 304 | * Draws a colored rectangle with the specified color. The specified coordinates |
| 305 | * are transformed by the current snapshot's transform matrix. |
| 306 | * |
| 307 | * @param left The left coordinate of the rectangle |
| 308 | * @param top The top coordinate of the rectangle |
| 309 | * @param right The right coordinate of the rectangle |
| 310 | * @param bottom The bottom coordinate of the rectangle |
| 311 | * @param color The rectangle's ARGB color, defined as a packed 32 bits word |
Romain Guy | 026c5e16 | 2010-06-28 17:12:22 -0700 | [diff] [blame] | 312 | * @param mode The Skia xfermode to use |
Romain Guy | 3d58c03 | 2010-07-14 16:34:53 -0700 | [diff] [blame] | 313 | * @param ignoreTransform True if the current transform should be ignored |
Romain Guy | 5b3b352 | 2010-10-27 18:57:51 -0700 | [diff] [blame] | 314 | * @param ignoreBlending True if the blending is set by the caller |
Romain Guy | 5cbbce5 | 2010-06-27 22:59:20 -0700 | [diff] [blame] | 315 | */ |
Romain Guy | 026c5e16 | 2010-06-28 17:12:22 -0700 | [diff] [blame] | 316 | void drawColorRect(float left, float top, float right, float bottom, |
Romain Guy | 1c740bc | 2010-09-13 18:00:09 -0700 | [diff] [blame] | 317 | int color, SkXfermode::Mode mode, bool ignoreTransform = false); |
Romain Guy | 5cbbce5 | 2010-06-27 22:59:20 -0700 | [diff] [blame] | 318 | |
Romain Guy | 54be1cd | 2011-06-13 19:04:27 -0700 | [diff] [blame] | 319 | /** |
| 320 | * Draws the shape represented by the specified path texture. |
| 321 | * This method invokes drawPathTexture() but takes into account |
| 322 | * the extra left/top offset and the texture offset to correctly |
| 323 | * position the final shape. |
| 324 | * |
| 325 | * @param left The left coordinate of the shape to render |
| 326 | * @param top The top coordinate of the shape to render |
| 327 | * @param texture The texture reprsenting the shape |
| 328 | * @param paint The paint to draw the shape with |
| 329 | */ |
Romain Guy | c1cd9ba3 | 2011-01-23 14:18:41 -0800 | [diff] [blame] | 330 | void drawShape(float left, float top, const PathTexture* texture, SkPaint* paint); |
Romain Guy | 54be1cd | 2011-06-13 19:04:27 -0700 | [diff] [blame] | 331 | |
| 332 | /** |
| 333 | * Renders the rect defined by the specified bounds as a shape. |
| 334 | * This will render the rect using a path texture, which is used to render |
| 335 | * rects with stroke effects. |
| 336 | * |
| 337 | * @param left The left coordinate of the rect to draw |
| 338 | * @param top The top coordinate of the rect to draw |
| 339 | * @param right The right coordinate of the rect to draw |
| 340 | * @param bottom The bottom coordinate of the rect to draw |
| 341 | * @param p The paint to draw the rect with |
| 342 | */ |
Romain Guy | c1cd9ba3 | 2011-01-23 14:18:41 -0800 | [diff] [blame] | 343 | void drawRectAsShape(float left, float top, float right, float bottom, SkPaint* p); |
| 344 | |
Romain Guy | 54be1cd | 2011-06-13 19:04:27 -0700 | [diff] [blame] | 345 | /** |
| 346 | * Draws the specified texture as an alpha bitmap. Alpha bitmaps obey |
| 347 | * different compositing rules. |
| 348 | * |
| 349 | * @param texture The texture to draw with |
| 350 | * @param left The x coordinate of the bitmap |
| 351 | * @param top The y coordinate of the bitmap |
| 352 | * @param paint The paint to render with |
| 353 | */ |
Romain Guy | a168d73 | 2011-03-18 16:50:13 -0700 | [diff] [blame] | 354 | void drawAlphaBitmap(Texture* texture, float left, float top, SkPaint* paint); |
| 355 | |
Romain Guy | 54be1cd | 2011-06-13 19:04:27 -0700 | [diff] [blame] | 356 | /** |
| 357 | * Renders the rect defined by the specified bounds as an anti-aliased rect. |
| 358 | * |
| 359 | * @param left The left coordinate of the rect to draw |
| 360 | * @param top The top coordinate of the rect to draw |
| 361 | * @param right The right coordinate of the rect to draw |
| 362 | * @param bottom The bottom coordinate of the rect to draw |
| 363 | * @param color The color of the rect |
| 364 | * @param mode The blending mode to draw the rect |
| 365 | */ |
Chet Haase | 858aa93 | 2011-05-12 09:06:00 -0700 | [diff] [blame] | 366 | void drawAARect(float left, float top, float right, float bottom, |
| 367 | int color, SkXfermode::Mode mode); |
| 368 | |
Romain Guy | 5cbbce5 | 2010-06-27 22:59:20 -0700 | [diff] [blame] | 369 | /** |
| 370 | * Draws a textured rectangle with the specified texture. The specified coordinates |
| 371 | * are transformed by the current snapshot's transform matrix. |
| 372 | * |
| 373 | * @param left The left coordinate of the rectangle |
| 374 | * @param top The top coordinate of the rectangle |
| 375 | * @param right The right coordinate of the rectangle |
| 376 | * @param bottom The bottom coordinate of the rectangle |
| 377 | * @param texture The texture name to map onto the rectangle |
| 378 | * @param alpha An additional translucency parameter, between 0.0f and 1.0f |
Romain Guy | d55a861 | 2010-06-28 17:42:46 -0700 | [diff] [blame] | 379 | * @param mode The blending mode |
Romain Guy | c1396e9 | 2010-06-30 17:56:19 -0700 | [diff] [blame] | 380 | * @param blend True if the texture contains an alpha channel |
Romain Guy | 5cbbce5 | 2010-06-27 22:59:20 -0700 | [diff] [blame] | 381 | */ |
Romain Guy | bd6b79b | 2010-06-26 00:13:53 -0700 | [diff] [blame] | 382 | void drawTextureRect(float left, float top, float right, float bottom, GLuint texture, |
Romain Guy | a979474 | 2010-07-13 11:37:54 -0700 | [diff] [blame] | 383 | float alpha, SkXfermode::Mode mode, bool blend); |
Romain Guy | c7d5349 | 2010-06-25 13:41:57 -0700 | [diff] [blame] | 384 | |
Romain Guy | 026c5e16 | 2010-06-28 17:12:22 -0700 | [diff] [blame] | 385 | /** |
Romain Guy | 82ba814 | 2010-07-09 13:25:56 -0700 | [diff] [blame] | 386 | * Draws a textured rectangle with the specified texture. The specified coordinates |
| 387 | * are transformed by the current snapshot's transform matrix. |
| 388 | * |
| 389 | * @param left The left coordinate of the rectangle |
| 390 | * @param top The top coordinate of the rectangle |
| 391 | * @param right The right coordinate of the rectangle |
| 392 | * @param bottom The bottom coordinate of the rectangle |
| 393 | * @param texture The texture to use |
| 394 | * @param paint The paint containing the alpha, blending mode, etc. |
Romain Guy | 82ba814 | 2010-07-09 13:25:56 -0700 | [diff] [blame] | 395 | */ |
Romain Guy | a979474 | 2010-07-13 11:37:54 -0700 | [diff] [blame] | 396 | void drawTextureRect(float left, float top, float right, float bottom, |
Romain Guy | 8164c2d | 2010-10-25 18:03:28 -0700 | [diff] [blame] | 397 | Texture* texture, SkPaint* paint); |
Romain Guy | 82ba814 | 2010-07-09 13:25:56 -0700 | [diff] [blame] | 398 | |
| 399 | /** |
Romain Guy | 03750a0 | 2010-10-18 14:06:08 -0700 | [diff] [blame] | 400 | * Draws a textured mesh with the specified texture. If the indices are omitted, |
| 401 | * the mesh is drawn as a simple quad. The mesh pointers become offsets when a |
| 402 | * VBO is bound. |
Romain Guy | 82ba814 | 2010-07-09 13:25:56 -0700 | [diff] [blame] | 403 | * |
| 404 | * @param left The left coordinate of the rectangle |
| 405 | * @param top The top coordinate of the rectangle |
| 406 | * @param right The right coordinate of the rectangle |
| 407 | * @param bottom The bottom coordinate of the rectangle |
| 408 | * @param texture The texture name to map onto the rectangle |
| 409 | * @param alpha An additional translucency parameter, between 0.0f and 1.0f |
| 410 | * @param mode The blending mode |
| 411 | * @param blend True if the texture contains an alpha channel |
Romain Guy | 82ba814 | 2010-07-09 13:25:56 -0700 | [diff] [blame] | 412 | * @param vertices The vertices that define the mesh |
| 413 | * @param texCoords The texture coordinates of each vertex |
Romain Guy | 82ba814 | 2010-07-09 13:25:56 -0700 | [diff] [blame] | 414 | * @param elementsCount The number of elements in the mesh, required by indices |
Romain Guy | f607bdc | 2010-09-10 19:20:06 -0700 | [diff] [blame] | 415 | * @param swapSrcDst Whether or not the src and dst blending operations should be swapped |
| 416 | * @param ignoreTransform True if the current transform should be ignored |
Romain Guy | 03750a0 | 2010-10-18 14:06:08 -0700 | [diff] [blame] | 417 | * @param vbo The VBO used to draw the mesh |
Romain Guy | 5b3b352 | 2010-10-27 18:57:51 -0700 | [diff] [blame] | 418 | * @param ignoreScale True if the model view matrix should not be scaled |
| 419 | * @param dirty True if calling this method should dirty the current layer |
Romain Guy | f7f9355 | 2010-07-08 19:17:03 -0700 | [diff] [blame] | 420 | */ |
| 421 | void drawTextureMesh(float left, float top, float right, float bottom, GLuint texture, |
Romain Guy | a979474 | 2010-07-13 11:37:54 -0700 | [diff] [blame] | 422 | float alpha, SkXfermode::Mode mode, bool blend, |
Romain Guy | 6820ac8 | 2010-09-15 18:11:50 -0700 | [diff] [blame] | 423 | GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, |
Romain Guy | 5b3b352 | 2010-10-27 18:57:51 -0700 | [diff] [blame] | 424 | bool swapSrcDst = false, bool ignoreTransform = false, GLuint vbo = 0, |
| 425 | bool ignoreScale = false, bool dirty = true); |
Romain Guy | f7f9355 | 2010-07-08 19:17:03 -0700 | [diff] [blame] | 426 | |
| 427 | /** |
Romain Guy | 0a41749 | 2010-08-16 20:26:20 -0700 | [diff] [blame] | 428 | * Draws text underline and strike-through if needed. |
| 429 | * |
| 430 | * @param text The text to decor |
| 431 | * @param bytesCount The number of bytes in the text |
| 432 | * @param length The length in pixels of the text, can be <= 0.0f to force a measurement |
| 433 | * @param x The x coordinate where the text will be drawn |
| 434 | * @param y The y coordinate where the text will be drawn |
| 435 | * @param paint The paint to draw the text with |
| 436 | */ |
| 437 | void drawTextDecorations(const char* text, int bytesCount, float length, |
| 438 | float x, float y, SkPaint* paint); |
Romain Guy | 1e45aae | 2010-08-13 19:39:53 -0700 | [diff] [blame] | 439 | |
Romain Guy | 54be1cd | 2011-06-13 19:04:27 -0700 | [diff] [blame] | 440 | /** |
| 441 | * Draws a path texture. Path textures are alpha8 bitmaps that need special |
| 442 | * compositing to apply colors/filters/etc. |
| 443 | * |
| 444 | * @param texture The texture to render |
| 445 | * @param x The x coordinate where the texture will be drawn |
| 446 | * @param y The y coordinate where the texture will be drawn |
| 447 | * @param paint The paint to draw the texture with |
| 448 | */ |
Romain Guy | 01d58e4 | 2011-01-19 21:54:02 -0800 | [diff] [blame] | 449 | void drawPathTexture(const PathTexture* texture, float x, float y, SkPaint* paint); |
| 450 | |
Romain Guy | 1e45aae | 2010-08-13 19:39:53 -0700 | [diff] [blame] | 451 | /** |
Romain Guy | ac670c0 | 2010-07-27 17:39:27 -0700 | [diff] [blame] | 452 | * Resets the texture coordinates stored in mMeshVertices. Setting the values |
Romain Guy | 026c5e16 | 2010-06-28 17:12:22 -0700 | [diff] [blame] | 453 | * back to default is achieved by calling: |
| 454 | * |
Romain Guy | 8ba548f | 2010-06-30 19:21:21 -0700 | [diff] [blame] | 455 | * resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); |
Romain Guy | 026c5e16 | 2010-06-28 17:12:22 -0700 | [diff] [blame] | 456 | * |
| 457 | * @param u1 The left coordinate of the texture |
| 458 | * @param v1 The bottom coordinate of the texture |
| 459 | * @param u2 The right coordinate of the texture |
| 460 | * @param v2 The top coordinate of the texture |
| 461 | */ |
| 462 | void resetDrawTextureTexCoords(float u1, float v1, float u2, float v2); |
| 463 | |
Romain Guy | 8ba548f | 2010-06-30 19:21:21 -0700 | [diff] [blame] | 464 | /** |
| 465 | * Gets the alpha and xfermode out of a paint object. If the paint is null |
| 466 | * alpha will be 255 and the xfermode will be SRC_OVER. |
| 467 | * |
| 468 | * @param paint The paint to extract values from |
| 469 | * @param alpha Where to store the resulting alpha |
| 470 | * @param mode Where to store the resulting xfermode |
| 471 | */ |
Chet Haase | 5c13d89 | 2010-10-08 08:37:55 -0700 | [diff] [blame] | 472 | inline void getAlphaAndMode(SkPaint* paint, int* alpha, SkXfermode::Mode* mode); |
Romain Guy | 8ba548f | 2010-06-30 19:21:21 -0700 | [diff] [blame] | 473 | |
Romain Guy | f7f9355 | 2010-07-08 19:17:03 -0700 | [diff] [blame] | 474 | /** |
Romain Guy | 746b740 | 2010-10-26 16:27:31 -0700 | [diff] [blame] | 475 | * Binds the specified texture. The texture unit must have been selected |
| 476 | * prior to calling this method. |
Romain Guy | a1db574 | 2010-07-20 13:09:13 -0700 | [diff] [blame] | 477 | */ |
Romain Guy | 746b740 | 2010-10-26 16:27:31 -0700 | [diff] [blame] | 478 | inline void bindTexture(GLuint texture) { |
| 479 | glBindTexture(GL_TEXTURE_2D, texture); |
| 480 | } |
| 481 | |
| 482 | /** |
Romain Guy | aa6c24c | 2011-04-28 18:40:04 -0700 | [diff] [blame] | 483 | * Binds the specified EGLImage texture. The texture unit must have been selected |
| 484 | * prior to calling this method. |
| 485 | */ |
| 486 | inline void bindExternalTexture(GLuint texture) { |
| 487 | glBindTexture(GL_TEXTURE_EXTERNAL_OES, texture); |
| 488 | } |
| 489 | |
| 490 | /** |
Romain Guy | 82ba814 | 2010-07-09 13:25:56 -0700 | [diff] [blame] | 491 | * Enable or disable blending as necessary. This function sets the appropriate |
| 492 | * blend function based on the specified xfermode. |
| 493 | */ |
Romain Guy | f607bdc | 2010-09-10 19:20:06 -0700 | [diff] [blame] | 494 | inline void chooseBlending(bool blend, SkXfermode::Mode mode, ProgramDescription& description, |
| 495 | bool swapSrcDst = false); |
Romain Guy | a5aed0d | 2010-09-09 14:42:43 -0700 | [diff] [blame] | 496 | |
Romain Guy | f607bdc | 2010-09-10 19:20:06 -0700 | [diff] [blame] | 497 | /** |
| 498 | * Safely retrieves the mode from the specified xfermode. If the specified |
| 499 | * xfermode is null, the mode is assumed to be SkXfermode::kSrcOver_Mode. |
| 500 | */ |
Romain Guy | a5aed0d | 2010-09-09 14:42:43 -0700 | [diff] [blame] | 501 | inline SkXfermode::Mode getXfermode(SkXfermode* mode); |
Romain Guy | 82ba814 | 2010-07-09 13:25:56 -0700 | [diff] [blame] | 502 | |
Romain Guy | 260e102 | 2010-07-12 14:41:06 -0700 | [diff] [blame] | 503 | /** |
Romain Guy | d27977d | 2010-07-14 19:18:51 -0700 | [diff] [blame] | 504 | * Use the specified program with the current GL context. If the program is already |
| 505 | * in use, it will not be bound again. If it is not in use, the current program is |
| 506 | * marked unused and the specified program becomes used and becomes the new |
| 507 | * current program. |
Romain Guy | 6926c72 | 2010-07-12 20:20:03 -0700 | [diff] [blame] | 508 | * |
Romain Guy | d27977d | 2010-07-14 19:18:51 -0700 | [diff] [blame] | 509 | * @param program The program to use |
| 510 | * |
| 511 | * @return true If the specified program was already in use, false otherwise. |
Romain Guy | 260e102 | 2010-07-12 14:41:06 -0700 | [diff] [blame] | 512 | */ |
Romain Guy | 889f8d1 | 2010-07-29 14:37:42 -0700 | [diff] [blame] | 513 | inline bool useProgram(Program* program); |
Romain Guy | 260e102 | 2010-07-12 14:41:06 -0700 | [diff] [blame] | 514 | |
Romain Guy | 746b740 | 2010-10-26 16:27:31 -0700 | [diff] [blame] | 515 | /** |
| 516 | * Invoked before any drawing operation. This sets required state. |
| 517 | */ |
Romain Guy | 54be1cd | 2011-06-13 19:04:27 -0700 | [diff] [blame] | 518 | void setupDraw(bool clear = true); |
Romain Guy | 70ca14e | 2010-12-13 18:24:33 -0800 | [diff] [blame] | 519 | /** |
| 520 | * Various methods to setup OpenGL rendering. |
| 521 | */ |
| 522 | void setupDrawWithTexture(bool isAlpha8 = false); |
Romain Guy | aa6c24c | 2011-04-28 18:40:04 -0700 | [diff] [blame] | 523 | void setupDrawWithExternalTexture(); |
Romain Guy | 15bc643 | 2011-12-13 13:11:32 -0800 | [diff] [blame] | 524 | void setupDrawNoTexture(); |
Chet Haase | 5b0200b | 2011-04-13 17:58:08 -0700 | [diff] [blame] | 525 | void setupDrawAALine(); |
Romain Guy | ed6fcb0 | 2011-03-21 13:11:28 -0700 | [diff] [blame] | 526 | void setupDrawPoint(float pointSize); |
Romain Guy | 70ca14e | 2010-12-13 18:24:33 -0800 | [diff] [blame] | 527 | void setupDrawColor(int color); |
Romain Guy | 8d0d478 | 2010-12-14 20:13:35 -0800 | [diff] [blame] | 528 | void setupDrawColor(int color, int alpha); |
Romain Guy | 70ca14e | 2010-12-13 18:24:33 -0800 | [diff] [blame] | 529 | void setupDrawColor(float r, float g, float b, float a); |
Romain Guy | 8656819 | 2010-12-14 15:55:39 -0800 | [diff] [blame] | 530 | void setupDrawAlpha8Color(int color, int alpha); |
| 531 | void setupDrawAlpha8Color(float r, float g, float b, float a); |
Romain Guy | 70ca14e | 2010-12-13 18:24:33 -0800 | [diff] [blame] | 532 | void setupDrawShader(); |
| 533 | void setupDrawColorFilter(); |
| 534 | void setupDrawBlending(SkXfermode::Mode mode = SkXfermode::kSrcOver_Mode, |
| 535 | bool swapSrcDst = false); |
| 536 | void setupDrawBlending(bool blend = true, SkXfermode::Mode mode = SkXfermode::kSrcOver_Mode, |
| 537 | bool swapSrcDst = false); |
| 538 | void setupDrawProgram(); |
| 539 | void setupDrawDirtyRegionsDisabled(); |
Chet Haase | 8a5cc92 | 2011-04-26 07:28:09 -0700 | [diff] [blame] | 540 | void setupDrawModelViewIdentity(bool offset = false); |
Romain Guy | 70ca14e | 2010-12-13 18:24:33 -0800 | [diff] [blame] | 541 | void setupDrawModelView(float left, float top, float right, float bottom, |
| 542 | bool ignoreTransform = false, bool ignoreModelView = false); |
| 543 | void setupDrawModelViewTranslate(float left, float top, float right, float bottom, |
| 544 | bool ignoreTransform = false); |
Romain Guy | ed6fcb0 | 2011-03-21 13:11:28 -0700 | [diff] [blame] | 545 | void setupDrawPointUniforms(); |
Romain Guy | 70ca14e | 2010-12-13 18:24:33 -0800 | [diff] [blame] | 546 | void setupDrawColorUniforms(); |
Romain Guy | 8656819 | 2010-12-14 15:55:39 -0800 | [diff] [blame] | 547 | void setupDrawPureColorUniforms(); |
Romain Guy | 8d0d478 | 2010-12-14 20:13:35 -0800 | [diff] [blame] | 548 | void setupDrawShaderIdentityUniforms(); |
Romain Guy | 70ca14e | 2010-12-13 18:24:33 -0800 | [diff] [blame] | 549 | void setupDrawShaderUniforms(bool ignoreTransform = false); |
| 550 | void setupDrawColorFilterUniforms(); |
| 551 | void setupDrawSimpleMesh(); |
| 552 | void setupDrawTexture(GLuint texture); |
Romain Guy | aa6c24c | 2011-04-28 18:40:04 -0700 | [diff] [blame] | 553 | void setupDrawExternalTexture(GLuint texture); |
Romain Guy | 8f0095c | 2011-05-02 17:24:22 -0700 | [diff] [blame] | 554 | void setupDrawTextureTransform(); |
| 555 | void setupDrawTextureTransformUniforms(mat4& transform); |
Romain Guy | 8d0d478 | 2010-12-14 20:13:35 -0800 | [diff] [blame] | 556 | void setupDrawMesh(GLvoid* vertices, GLvoid* texCoords = NULL, GLuint vbo = 0); |
Romain Guy | 15bc643 | 2011-12-13 13:11:32 -0800 | [diff] [blame] | 557 | void setupDrawMeshIndices(GLvoid* vertices, GLvoid* texCoords); |
Chet Haase | 5b0200b | 2011-04-13 17:58:08 -0700 | [diff] [blame] | 558 | void setupDrawVertices(GLvoid* vertices); |
Chet Haase | 99585ad | 2011-05-02 15:00:16 -0700 | [diff] [blame] | 559 | void setupDrawAALine(GLvoid* vertices, GLvoid* distanceCoords, GLvoid* lengthCoords, |
Romain Guy | 7b63142 | 2012-04-04 11:38:54 -0700 | [diff] [blame] | 560 | float strokeWidth, int& widthSlot, int& lengthSlot); |
| 561 | void finishDrawAALine(const int widthSlot, const int lengthSlot); |
Romain Guy | 70ca14e | 2010-12-13 18:24:33 -0800 | [diff] [blame] | 562 | void finishDrawTexture(); |
Romain Guy | f09ef51 | 2011-05-27 11:43:46 -0700 | [diff] [blame] | 563 | void accountForClear(SkXfermode::Mode mode); |
Romain Guy | 746b740 | 2010-10-26 16:27:31 -0700 | [diff] [blame] | 564 | |
Romain Guy | 3a3133d | 2011-02-01 22:59:58 -0800 | [diff] [blame] | 565 | void drawRegionRects(const Region& region); |
| 566 | |
Romain Guy | 746b740 | 2010-10-26 16:27:31 -0700 | [diff] [blame] | 567 | /** |
| 568 | * Should be invoked every time the glScissor is modified. |
| 569 | */ |
| 570 | inline void dirtyClip() { |
| 571 | mDirtyClip = true; |
| 572 | } |
| 573 | |
Romain Guy | bb9524b | 2010-06-22 18:56:38 -0700 | [diff] [blame] | 574 | // Dimensions of the drawing surface |
| 575 | int mWidth, mHeight; |
| 576 | |
Romain Guy | 85bf02f | 2010-06-22 13:11:24 -0700 | [diff] [blame] | 577 | // Matrix used for ortho projection in shaders |
Romain Guy | 260e102 | 2010-07-12 14:41:06 -0700 | [diff] [blame] | 578 | mat4 mOrthoMatrix; |
Romain Guy | bb9524b | 2010-06-22 18:56:38 -0700 | [diff] [blame] | 579 | |
Romain Guy | c7d5349 | 2010-06-25 13:41:57 -0700 | [diff] [blame] | 580 | // Model-view matrix used to position/size objects |
| 581 | mat4 mModelView; |
| 582 | |
Romain Guy | bb9524b | 2010-06-22 18:56:38 -0700 | [diff] [blame] | 583 | // Number of saved states |
| 584 | int mSaveCount; |
Romain Guy | f6a11b8 | 2010-06-23 17:47:49 -0700 | [diff] [blame] | 585 | // Base state |
Romain Guy | ae5575b | 2010-07-29 18:48:04 -0700 | [diff] [blame] | 586 | sp<Snapshot> mFirstSnapshot; |
Romain Guy | bb9524b | 2010-06-22 18:56:38 -0700 | [diff] [blame] | 587 | // Current state |
| 588 | sp<Snapshot> mSnapshot; |
Romain Guy | 9d5316e | 2010-06-24 19:30:36 -0700 | [diff] [blame] | 589 | |
| 590 | // Shaders |
Romain Guy | 06f96e2 | 2010-07-30 19:18:16 -0700 | [diff] [blame] | 591 | SkiaShader* mShader; |
Romain Guy | 026c5e16 | 2010-06-28 17:12:22 -0700 | [diff] [blame] | 592 | |
Romain Guy | db1938e | 2010-08-02 18:50:22 -0700 | [diff] [blame] | 593 | // Color filters |
| 594 | SkiaColorFilter* mColorFilter; |
| 595 | |
Romain Guy | 026c5e16 | 2010-06-28 17:12:22 -0700 | [diff] [blame] | 596 | // Used to draw textured quads |
Romain Guy | ac670c0 | 2010-07-27 17:39:27 -0700 | [diff] [blame] | 597 | TextureVertex mMeshVertices[4]; |
Romain Guy | ce0537b | 2010-06-29 21:05:21 -0700 | [diff] [blame] | 598 | |
Romain Guy | 1e45aae | 2010-08-13 19:39:53 -0700 | [diff] [blame] | 599 | // Drop shadow |
| 600 | bool mHasShadow; |
| 601 | float mShadowRadius; |
| 602 | float mShadowDx; |
| 603 | float mShadowDy; |
| 604 | int mShadowColor; |
| 605 | |
Romain Guy | 5ff9df6 | 2012-01-23 17:09:05 -0800 | [diff] [blame] | 606 | // Draw filters |
| 607 | bool mHasDrawFilter; |
| 608 | int mPaintFilterClearBits; |
| 609 | int mPaintFilterSetBits; |
| 610 | SkPaint mFilteredPaint; |
| 611 | |
Romain Guy | 82ba814 | 2010-07-09 13:25:56 -0700 | [diff] [blame] | 612 | // Various caches |
Romain Guy | fb8b763 | 2010-08-23 21:05:08 -0700 | [diff] [blame] | 613 | Caches& mCaches; |
Romain Guy | 8694230 | 2010-09-12 13:02:16 -0700 | [diff] [blame] | 614 | |
Romain Guy | 8f3b8e3 | 2012-03-27 16:33:45 -0700 | [diff] [blame] | 615 | // List of rectangles to clear after saveLayer() is invoked |
Romain Guy | 54be1cd | 2011-06-13 19:04:27 -0700 | [diff] [blame] | 616 | Vector<Rect*> mLayers; |
Romain Guy | 8f3b8e3 | 2012-03-27 16:33:45 -0700 | [diff] [blame] | 617 | // List of functors to invoke after a frame is drawn |
Romain Guy | ba6be8a | 2012-04-23 18:22:09 -0700 | [diff] [blame^] | 618 | SortedVector<Functor*> mFunctors; |
Romain Guy | 54be1cd | 2011-06-13 19:04:27 -0700 | [diff] [blame] | 619 | |
Romain Guy | 99bcdc5 | 2010-10-13 15:17:00 -0700 | [diff] [blame] | 620 | // Indentity matrix |
| 621 | const mat4 mIdentity; |
| 622 | |
Romain Guy | 746b740 | 2010-10-26 16:27:31 -0700 | [diff] [blame] | 623 | // Indicates whether the clip must be restored |
| 624 | bool mDirtyClip; |
| 625 | |
Romain Guy | 70ca14e | 2010-12-13 18:24:33 -0800 | [diff] [blame] | 626 | // The following fields are used to setup drawing |
| 627 | // Used to describe the shaders to generate |
| 628 | ProgramDescription mDescription; |
| 629 | // Color description |
| 630 | bool mColorSet; |
| 631 | float mColorA, mColorR, mColorG, mColorB; |
| 632 | // Indicates that the shader should get a color |
| 633 | bool mSetShaderColor; |
| 634 | // Current texture unit |
| 635 | GLuint mTextureUnit; |
| 636 | // Track dirty regions, true by default |
| 637 | bool mTrackDirtyRegions; |
Romain Guy | 70ca14e | 2010-12-13 18:24:33 -0800 | [diff] [blame] | 638 | |
Romain Guy | b051e89 | 2010-09-28 19:09:36 -0700 | [diff] [blame] | 639 | friend class DisplayListRenderer; |
| 640 | |
Romain Guy | bb9524b | 2010-06-22 18:56:38 -0700 | [diff] [blame] | 641 | }; // class OpenGLRenderer |
Romain Guy | e4d0112 | 2010-06-16 18:44:05 -0700 | [diff] [blame] | 642 | |
Romain Guy | 9d5316e | 2010-06-24 19:30:36 -0700 | [diff] [blame] | 643 | }; // namespace uirenderer |
Romain Guy | e4d0112 | 2010-06-16 18:44:05 -0700 | [diff] [blame] | 644 | }; // namespace android |
| 645 | |
Romain Guy | 5b3b352 | 2010-10-27 18:57:51 -0700 | [diff] [blame] | 646 | #endif // ANDROID_HWUI_OPENGL_RENDERER_H |