skia: exynos4: add support for fimg2d3x

Change-Id: Ie0509e7d537fe2a73b23c30f5128d80ee48c1d7d

3 files changed, 366 insertions, 2 deletions

diff --git a/src/core/SkBlitter_ARGB32.cpp b/src/core/SkBlitter_ARGB32.cpp
index 44d0d8c..eb1e622 100644
--- a/src/core/SkBlitter_ARGB32.cpp
+++ b/src/core/SkBlitter_ARGB32.cpp
@@ -18,7 +18,11 @@
 #if defined(FIMG2D_ENABLED)
 #include "SkBitmap.h"
 #include "SkBitmapProcShader.h"
+#if defined(FIMG2D3X)
+#include "SkFimgApi3x.h"
+#elif defined(FIMG2D4X)
 #include "SkFimgApi4x.h"
+#endif
 extern Fimg fimg;
 extern SkMutex gG2DMutex;
 #endif
@@ -224,7 +228,7 @@ void SkARGB32_Blitter::blitRect(int x, int y, int width, int height) {
     uint32_t    color = fPMColor;
     size_t      rowBytes = fDevice.rowBytes();
 
-#if defined(FIMG2D_ENABLED)
+#if defined(FIMG2D_ENABLED) && defined (FIMG2D4X)
     gG2DMutex.acquire();
     int retFimg = FimgARGB32_Rect(fimg, fDevice.getAddr32(0, 0),
                                         x, y, width, height, rowBytes, color);
diff --git a/src/core/SkDraw.cpp b/src/core/SkDraw.cpp
index 4460eb8..e3ee31c 100644
--- a/src/core/SkDraw.cpp
+++ b/src/core/SkDraw.cpp
@@ -34,7 +34,11 @@
 #include <cutils/log.h>
 
 #if defined(FIMG2D_ENABLED)
+#if defined(FIMG2D3X)
+#include "SkFimgApi3x.h"
+#elif defined(FIMG2D4X)
 #include "SkFimgApi4x.h"
+#endif
 Fimg fimg;
 SkMutex gG2DMutex;
 #endif
@@ -1261,7 +1265,10 @@ void SkDraw::drawBitmap(const SkBitmap& bitmap, const SkMatrix& prematrix,
                 fimg.clipL = cr.fLeft;
                 fimg.clipR = cr.fRight;
 
+#if defined(FIMG2D4X)
                 fimg.mskAddr        = NULL;
+#endif
+
                 fimg.rotate         = 0;
 
                 SkXfermode::Mode  mode;
@@ -1272,8 +1279,13 @@ void SkDraw::drawBitmap(const SkBitmap& bitmap, const SkMatrix& prematrix,
                 fimg.colorFilter = (int)paint.getColorFilter();
 
                 fimg.alpha = paint.getAlpha();
-                if (bitmap.isOpaque() && (255 == fimg.alpha))
+                if (bitmap.isOpaque() && (255 == fimg.alpha)) {
+#if defined(FIMG2D3X)
+                    fimg.alpha = 256;
+#elif defined(FIMG2D4X)
                     fimg.alpha = 255;
+#endif
+                }
 
                 if (fimg.srcAddr != NULL) {
                     int retFimg = FimgApiStretch(&fimg, __func__);
@@ -1343,7 +1355,10 @@ void SkDraw::drawBitmap(const SkBitmap& bitmap, const SkMatrix& prematrix,
         fimg.dstColorFormat = fBitmap->config();
         fimg.dstAddr        = (unsigned char *)fBitmap->getAddr(0,0);
 
+#if defined(FIMG2D4X)
         fimg.mskAddr        = NULL;
+#endif
+
         fimg.rotate         = 0;
 
         fimg.alpha = paint.getAlpha();
diff --git a/src/core/SkFimgApi3x.cpp b/src/core/SkFimgApi3x.cpp
new file mode 100644
index 0000000..5795371
--- /dev/null
+++ b/src/core/SkFimgApi3x.cpp
@@ -0,0 +1,345 @@
+/*
+**
+** Copyright 2009 Samsung Electronics Co, Ltd.
+**
+** 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.
+**
+*/
+
+#if defined(FIMG2D_ENABLED)
+
+#include "SkFimgApi3x.h"
+
+#define G2D_BLOCKING_USE 0
+
+//  0      kRGB_565_Config
+//  1      kARGB_4444_Config
+//  2      kARGB_8888_Config
+//          [dst][src][option]
+
+#if FIMGAPI_DMC_SIMD_OPT_USE
+#if FIMGAPI_HYBRID_USE
+int comp_value[3][3][4] = {
+    {{360*600, 78*130, 168*280, 66*110}, {78*130, 54*90, 80*140, 66*110}, {168*280, 162*270, 102*170, 72*120}},
+    {{54*90, 42*70, 54*90, 42*70}, {54*90, 48*80, 54*90, 48*80}, {66*110, 54*90, 66*110, 54*90}},
+    {{84*140, 54*90, 84*130, 54*90}, {102*170, 78*130, 96*160, 78*130}, {120*200, 66*110, 96*160, 72*120}}
+};
+#else
+int comp_value[3][3][4] = {
+    {{480*800, 78*130, 168*280, 66*110}, {78*130, 54*90, 80*140, 66*110}, {204*340, 216*360, 102*170, 72*120}},
+    {{54*90, 42*70, 54*90, 42*70}, {54*90, 48*80, 54*90, 48*80}, {66*110, 54*90, 66*110, 54*90}},
+    {{84*140, 54*90, 84*130, 54*90}, {102*170, 78*130, 96*160, 78*130}, {180*300, 66*110, 96*160, 72*120}}
+};
+#endif
+#else
+#if FIMGAPI_HYBRID_USE
+int comp_value[3][3][4] = {
+    {{360*600, 78*130, 168*280, 66*110}, {78*130, 54*90, 80*140, 66*110}, {168*280, 162*270, 102*170, 72*120}},
+    {{54*90, 42*70, 54*90, 42*70}, {54*90, 48*80, 54*90, 48*80}, {66*110, 54*90, 66*110, 54*90}},
+    {{84*140, 54*90, 84*130, 54*90}, {102*170, 78*130, 96*160, 78*130}, {120*200, 66*110, 96*160, 72*120}}
+};
+#else
+int comp_value[3][3][4] = {
+    {{480*800, 78*130, 168*280, 66*110}, {78*130, 54*90, 80*140, 66*110}, {204*340, 216*360, 102*170, 72*120}},
+    {{54*90, 42*70, 54*90, 42*70}, {54*90, 48*80, 54*90, 48*80}, {66*110, 54*90, 66*110, 54*90}},
+    {{84*140, 54*90, 84*130, 54*90}, {102*170, 78*130, 96*160, 78*130}, {180*300, 66*110, 96*160, 72*120}}
+};
+#endif
+#endif
+
+int FimgApiCheckPossibleHybrid(Fimg *fimg)
+{
+    if (!((fimg->srcW == fimg->dstW) && (fimg->srcH == fimg->dstH)))
+        return 0;
+    if (!((fimg->clipB - fimg->clipT) >= 40))
+        return 0;
+
+    if (fimg->canusehybrid == 0)
+        return 0;
+
+    if (fimg->srcColorFormat == SkBitmap::kARGB_8888_Config) {
+        if (fimg->dstColorFormat == SkBitmap::kARGB_8888_Config) {
+            if (fimg->alpha < G2D_ALPHA_VALUE_MAX)
+                return 9;
+            else
+                return 7;
+        } else if (fimg->dstColorFormat == SkBitmap::kRGB_565_Config) {
+            if (fimg->alpha < G2D_ALPHA_VALUE_MAX)
+                return 7;
+            else
+                return 7;
+        }
+    } else if (fimg->srcColorFormat == SkBitmap::kRGB_565_Config) {
+        if (fimg->dstColorFormat == SkBitmap::kRGB_565_Config) {
+            if (fimg->alpha < G2D_ALPHA_VALUE_MAX)
+                return 9;
+            else
+                return 5;
+        }
+    }
+        return 0;
+}
+
+bool FimgApiCheckPossible(Fimg *fimg)
+{
+    switch (fimg->srcColorFormat) {
+    case SkBitmap::kRGB_565_Config:
+    case SkBitmap::kARGB_8888_Config:
+    case SkBitmap::kARGB_4444_Config:
+        break;
+    default:
+        return false;
+        break;
+    }
+
+    switch (fimg->dstColorFormat) {
+    case SkBitmap::kRGB_565_Config:
+#if FIMGAPI_DITHERMODE_USE_SW
+        if ((fimg->srcColorFormat == SkBitmap::kARGB_8888_Config) &&
+            (fimg->isDither == true))
+            return false;
+        else
+            break;
+#endif
+    case SkBitmap::kARGB_8888_Config:
+        break;
+    case SkBitmap::kARGB_4444_Config:
+#if FIMGAPI_DITHERMODE_USE_SW
+        if ((fimg->srcColorFormat == SkBitmap::kARGB_8888_Config) &&
+            (fimg->isDither == true))
+            return false;
+#endif
+        break;
+    default:
+        return false;
+    }
+
+    switch (fimg->xfermode) {
+    case SkXfermode::kSrcOver_Mode:
+        break;
+    case SkXfermode::kClear_Mode:
+        break;
+    case SkXfermode::kSrc_Mode:
+        if (fimg->alpha < G2D_ALPHA_VALUE_MAX)
+            return false;
+        break;
+    default:
+        return false;
+    }
+
+#if FIMGAPI_FILTERMODE_USE_SW
+    if ((fimg->srcW != fimg->dstW) || (fimg->srcH != fimg->dstH))
+        if (fimg->isFilter == true)
+            return false;
+#endif
+
+    if (fimg->colorFilter != NULL)
+        return false;
+
+    if ((fimg->srcAddr == NULL) || (fimg->dstAddr == NULL))
+        return false;
+
+    if (fimg->matrixType & SkMatrix::kAffine_Mask)
+        return false;
+
+    if ((fimg->matrixSx < 0) || (fimg->matrixSy < 0))
+        return false;
+
+    if ((fimg->srcX + fimg->srcW) > 8000 || (fimg->srcY + fimg->srcH) > 8000)
+        return false;
+
+    if ((fimg->dstX + fimg->dstW) > 8000 || (fimg->dstY + fimg->dstH) > 8000)
+        return false;
+
+    if ((fimg->clipT < 0) || (fimg->clipB < 0) || (fimg->clipL < 0) || (fimg->clipR < 0)) {
+        SkDebugf("Invalid clip value: TBLR = (%d, %d, %d, %d)",fimg->clipT, fimg->clipB, fimg->clipL, fimg->clipR);
+        return false;
+    }
+
+    if ((fimg->clipT >= fimg->clipB) || (fimg->clipL >= fimg->clipR)) {
+        SkDebugf("Invalid clip value: TBLR = (%d, %d, %d, %d)",fimg->clipT, fimg->clipB, fimg->clipL, fimg->clipR);
+        return false;
+    }
+
+    return true;
+}
+
+bool FimgApiCheckPossible_Clipping(Fimg *fimg)
+{
+    if (((fimg->clipR - fimg->clipL) <= 0) || ((fimg->clipB - fimg->clipT) <= 0))
+        return false;
+    return true;
+}
+
+bool FimgApiCompromise(Fimg *fimg)
+{
+    int comp_opt = 0;
+    if ((fimg->srcW != fimg->dstW) || (fimg->srcH != fimg->dstH)) {
+        if ((fimg->alpha != 256) && (fimg->alpha != 255))
+            comp_opt = COPT_AS;
+        else
+            comp_opt = COPT_NAS;
+    } else {
+        if ((fimg->alpha != 256) && (fimg->alpha != 255))
+            comp_opt = COPT_ANS;
+        else
+            comp_opt = COPT_NANS;
+    }
+
+    if ((fimg->isFilter == true) && ((comp_opt == COPT_AS) || (comp_opt == COPT_NAS)))
+        if (((fimg->clipR - fimg->clipL) * (fimg->clipB - fimg->clipT)) >= COMP_VALUE_FILTER_SCALE)
+            return true;
+
+    if ((((fimg->clipR - fimg->clipL)*1.2) * ((fimg->clipB - fimg->clipT)*0.8)) < comp_value[fimg->dstColorFormat -4][fimg->srcColorFormat - 4][comp_opt])
+        return false;
+
+    return true;
+}
+
+int FimgApiStretch(Fimg *fimg, const char *func_name)
+{
+    int ret;
+
+    if (FimgApiCheckPossible(fimg) == false)
+        return false;
+
+    if (fimg->clipL < fimg->dstX)
+        fimg->clipL = fimg->dstX;
+    if (fimg->clipT < fimg->dstY)
+        fimg->clipT = fimg->dstY;
+    if (fimg->clipR > (fimg->dstX + fimg->dstW))
+        fimg->clipR = fimg->dstX + fimg->dstW;
+    if (fimg->clipB > (fimg->dstY + fimg->dstH))
+        fimg->clipB = fimg->dstY + fimg->dstH;
+
+#if FIMGAPI_COMPROMISE_USE
+    if (FimgApiCompromise(fimg) == false)
+        return false;
+#endif
+
+    int srcColorFormat = FimgApi::COLOR_FORMAT_BASE;
+    int dstColorFormat = FimgApi::COLOR_FORMAT_BASE;
+    int rotate         = FimgApi::ROTATE_0;
+    int alpha          = fimg->alpha;
+
+    switch (fimg->srcColorFormat) {
+    case SkBitmap::kRGB_565_Config:
+        srcColorFormat = FimgApi::COLOR_FORMAT_RGB_565;
+        break;
+    case SkBitmap::kARGB_4444_Config:
+        srcColorFormat = FimgApi::COLOR_FORMAT_RGBA_4444;
+        break;
+    case SkBitmap::kARGB_8888_Config:
+        srcColorFormat = FimgApi::COLOR_FORMAT_ABGR_8888;
+        break;
+    default:
+        return false;
+    }
+
+    switch (fimg->dstColorFormat) {
+    case SkBitmap::kRGB_565_Config:
+        dstColorFormat = FimgApi::COLOR_FORMAT_RGB_565;
+        break;
+    case SkBitmap::kARGB_4444_Config:
+        dstColorFormat = FimgApi::COLOR_FORMAT_RGBA_4444;
+        break;
+    case SkBitmap::kARGB_8888_Config:
+        dstColorFormat = FimgApi::COLOR_FORMAT_ABGR_8888;
+        break;
+    default:
+        return false;
+    }
+
+    switch (fimg->rotate) {
+    case 0:
+        rotate = FimgApi::ROTATE_0;
+        break;
+    case 90:
+        rotate = FimgApi::ROTATE_90;
+        break;
+    case 180:
+        rotate = FimgApi::ROTATE_180;
+        break;
+    case 270:
+        rotate = FimgApi::ROTATE_270;
+        break;
+    default:
+        #ifdef DEBUG_ON_FIMGAPISTRETCH_LEVEL
+            SkDebugf("%s::unsuppoted angle(%d) fail \n", func_name, fimg->rotate);
+        #endif
+        return false;
+    }
+
+    FimgRect fimgSrcRect = {fimg->srcX, fimg->srcY,
+                            fimg->srcW, fimg->srcH,
+                            (fimg->srcFWStride / fimg->srcBPP), fimg->srcFH,
+                            srcColorFormat,
+                            fimg->srcBPP,
+                            fimg->srcAddr};
+
+    FimgRect fimgDstRect = {fimg->dstX, fimg->dstY,
+                            fimg->dstW, fimg->dstH,
+                            (fimg->dstFWStride / fimg->dstBPP), fimg->dstFH,
+                            dstColorFormat,
+                            fimg->dstBPP,
+                            fimg->dstAddr};
+
+#if FIMGAPI_HYBRID_USE
+    int ratio = FimgApiCheckPossibleHybrid(fimg);
+    if (ratio == 0)
+        ret = FIMGAPI_FINISHED;
+    else {
+        int temp_clipT = fimg->clipT;
+        fimg->clipT = fimg->clipT + ((fimg->clipB - fimg->clipT) / 10) * (10 - ratio);
+
+        if ((temp_clipT >= fimg->clipT) || (fimg->clipB <= fimg->clipT)) {
+            SkDebugf("Invalid clip value: TBLR = (%d, %d, %d, %d), mT = %d",
+                temp_clipT, fimg->clipB, fimg->clipL, fimg->clipR, fimg->clipT);
+            return false;
+        }
+
+        ret = FIMGAPI_HYBRID;
+    }
+#else
+    ret = FIMGAPI_FINISHED;
+#endif
+
+#if (FIMGAPI_COMPROMISE_USE == FALSE)
+    if (FimgApiCheckPossible_Clipping(fimg) == false)
+        return false;
+#endif
+
+    FimgClip fimgClip = {fimg->clipT, fimg->clipB, fimg->clipL, fimg->clipR};
+    FimgFlag fimgFlag;
+
+    if (ret == FIMGAPI_HYBRID)
+        fimgFlag = {rotate, alpha, 0, 0, 0, 0, 0, 0, 0,
+            G2D_CACHE_OP | G2D_INTERRUPT | G2D_HYBRID_MODE, fimg->xfermode, G2D_MEMORY_USER};
+    else
+        fimgFlag = {rotate, alpha, 0, 0, 0, 0, 0, 0, 0,
+            G2D_CACHE_OP | G2D_INTERRUPT, fimg->xfermode, G2D_MEMORY_USER};
+
+    if (stretchFimgApi(&fimgSrcRect, &fimgDstRect, &fimgClip, &fimgFlag) < 0)
+        return false;
+
+    return ret;
+}
+
+int FimgApiSync(const char *func_name)
+{
+    if (SyncFimgApi() < 0)
+        return false;
+
+    return true;
+}
+#endif