Move FP texture test buffers to heap.

tests/FloatingPointTextureTest.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 /*
  * This is a straightforward test of floating point textures, which are
  * supported on some platforms.  As of right now, this test only supports
@@ skipping 10 matching lines @@
 #include "SkGpuDevice.h"
 #include "SkHalf.h"
 
 static const int DEV_W = 100, DEV_H = 100;
 static const int FP_CONTROL_ARRAY_SIZE = DEV_W * DEV_H * 4;
 static const float kMaxIntegerRepresentableInSPFloatingPoint = 16777216;  // 2 ^ 24
 
 static const SkIRect DEV_RECT = SkIRect::MakeWH(DEV_W, DEV_H);
 
 DEF_GPUTEST(FloatingPointTextureTest, reporter, factory) {
-    float controlPixelData[FP_CONTROL_ARRAY_SIZE];
-    float readBuffer[FP_CONTROL_ARRAY_SIZE];
+    SkTDArray<float> controlPixelData, readBuffer;
+    controlPixelData.setCount(FP_CONTROL_ARRAY_SIZE);
+    readBuffer.setCount(FP_CONTROL_ARRAY_SIZE);
+
     for (int i = 0; i < FP_CONTROL_ARRAY_SIZE; i += 4) {
         controlPixelData[i] = FLT_MIN;
         controlPixelData[i + 1] = FLT_MAX;
         controlPixelData[i + 2] = FLT_EPSILON;
         controlPixelData[i + 3] = kMaxIntegerRepresentableInSPFloatingPoint;
     }
 
     for (int origin = 0; origin < 2; ++origin) {
         int glCtxTypeCnt = 1;
         glCtxTypeCnt = GrContextFactory::kGLContextTypeCnt;
@@ skipping 20 matching lines @@
             SkAutoTUnref<GrTexture> fpTexture(context->createUncachedTexture(desc,
                                                                              NULL,
                                                                              0));
 
             // Floating point textures are NOT supported everywhere
             if (NULL == fpTexture) {
                 continue;
             }
 
             // write square
-            fpTexture->writePixels(0, 0, DEV_W, DEV_H, desc.fConfig, controlPixelData, 0);
-            fpTexture->readPixels(0, 0, DEV_W, DEV_H, desc.fConfig, readBuffer, 0);
+            fpTexture->writePixels(0, 0, DEV_W, DEV_H, desc.fConfig, controlPixelData.begin(), 0);
+            fpTexture->readPixels(0, 0, DEV_W, DEV_H, desc.fConfig, readBuffer.begin(), 0);
             for (int j = 0; j < FP_CONTROL_ARRAY_SIZE; ++j) {
                 REPORTER_ASSERT(reporter, readBuffer[j] == controlPixelData[j]);
             }
         }
     }
 }
 
 static const int HALF_CONTROL_ARRAY_SIZE = DEV_W * DEV_H;
 
 DEF_GPUTEST(HalfFloatTextureTest, reporter, factory) {
-    SkHalf controlPixelData[HALF_CONTROL_ARRAY_SIZE];
-    SkHalf readBuffer[HALF_CONTROL_ARRAY_SIZE];
+    SkTDArray<SkHalf> controlPixelData, readBuffer;
+    controlPixelData.setCount(HALF_CONTROL_ARRAY_SIZE);
+    readBuffer.setCount(HALF_CONTROL_ARRAY_SIZE);
+
     for (int i = 0; i < HALF_CONTROL_ARRAY_SIZE; i += 4) {
         controlPixelData[i] = SK_HalfMin;
         controlPixelData[i + 1] = SK_HalfMax;
         controlPixelData[i + 2] = SK_HalfEpsilon;
         controlPixelData[i + 3] = 0x6800;   // 2^11
     }
 
     for (int origin = 0; origin < 2; ++origin) {
         int glCtxTypeCnt = 1;
         glCtxTypeCnt = GrContextFactory::kGLContextTypeCnt;
@@ skipping 20 matching lines @@
             SkAutoTUnref<GrTexture> fpTexture(context->createUncachedTexture(desc,
                                                                              NULL,
                                                                              0));
 
             // 16-bit floating point textures are NOT supported everywhere
             if (NULL == fpTexture) {
                 continue;
             }
 
             // write square
-            fpTexture->writePixels(0, 0, DEV_W, DEV_H, desc.fConfig, controlPixelData, 0);
-            fpTexture->readPixels(0, 0, DEV_W, DEV_H, desc.fConfig, readBuffer, 0);
+            fpTexture->writePixels(0, 0, DEV_W, DEV_H, desc.fConfig, controlPixelData.begin(), 0);
+            fpTexture->readPixels(0, 0, DEV_W, DEV_H, desc.fConfig, readBuffer.begin(), 0);
             for (int j = 0; j < HALF_CONTROL_ARRAY_SIZE; ++j) {
                 REPORTER_ASSERT(reporter, readBuffer[j] == controlPixelData[j]);
             }
         }
     }
 }
 
 #endif