BitmapTextBatch and BitmapTextBlob

src/gpu/GrFontAtlasSizes.h

 
 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrFontAtlasSizes_DEFINED
 #define GrFontAtlasSizes_DEFINED
 
+// For debugging atlas which evict all of the time
+# if 0

[Jvsquare, 2015/03/27 15:07:29]

Assign this a #define with a real name, like DEBUG_CONSTANT_EVICT?

[joshualitt, 2015/03/30 14:56:44]

Acknowledged.

+#define GR_FONT_ATLAS_TEXTURE_WIDTH    256//1024
+#define GR_FONT_ATLAS_A8_TEXTURE_WIDTH 256//2048
+#define GR_FONT_ATLAS_TEXTURE_HEIGHT   256//2048
+
+#define GR_FONT_ATLAS_PLOT_WIDTH       256
+#define GR_FONT_ATLAS_A8_PLOT_WIDTH    256//512
+#define GR_FONT_ATLAS_PLOT_HEIGHT      256
+
+#define GR_FONT_ATLAS_NUM_PLOTS_X     (GR_FONT_ATLAS_TEXTURE_WIDTH / GR_FONT_ATLAS_PLOT_WIDTH)
+#define GR_FONT_ATLAS_A8_NUM_PLOTS_X  (GR_FONT_ATLAS_A8_TEXTURE_WIDTH / GR_FONT_ATLAS_A8_PLOT_WIDTH)
+#define GR_FONT_ATLAS_NUM_PLOTS_Y     (GR_FONT_ATLAS_TEXTURE_HEIGHT / GR_FONT_ATLAS_PLOT_HEIGHT)
+
+// one over width and height
+#define GR_FONT_ATLAS_RECIP_WIDTH      "0.00390625"//"0.0009765625"
+#define GR_FONT_ATLAS_A8_RECIP_WIDTH   "0.00390625"//"0.00048828125"
+#define GR_FONT_ATLAS_RECIP_HEIGHT     "0.00390625"//"0.00048828125"
+
+// 1/(3*width)
+// only used for distance fields, which are A8
+#define GR_FONT_ATLAS_LCD_DELTA        "0.001302083"//"0.000162760417"
+#else
 #define GR_FONT_ATLAS_TEXTURE_WIDTH    1024
 #define GR_FONT_ATLAS_A8_TEXTURE_WIDTH 2048
 #define GR_FONT_ATLAS_TEXTURE_HEIGHT   2048
 
 #define GR_FONT_ATLAS_PLOT_WIDTH       256
 #define GR_FONT_ATLAS_A8_PLOT_WIDTH    512
 #define GR_FONT_ATLAS_PLOT_HEIGHT      256
 
 #define GR_FONT_ATLAS_NUM_PLOTS_X     (GR_FONT_ATLAS_TEXTURE_WIDTH / GR_FONT_ATLAS_PLOT_WIDTH)
 #define GR_FONT_ATLAS_A8_NUM_PLOTS_X  (GR_FONT_ATLAS_A8_TEXTURE_WIDTH / GR_FONT_ATLAS_A8_PLOT_WIDTH)
 #define GR_FONT_ATLAS_NUM_PLOTS_Y     (GR_FONT_ATLAS_TEXTURE_HEIGHT / GR_FONT_ATLAS_PLOT_HEIGHT)
 
 // one over width and height
 #define GR_FONT_ATLAS_RECIP_WIDTH      "0.0009765625"
 #define GR_FONT_ATLAS_A8_RECIP_WIDTH   "0.00048828125"
 #define GR_FONT_ATLAS_RECIP_HEIGHT     "0.00048828125"
 
 // 1/(3*width)
 // only used for distance fields, which are A8
 #define GR_FONT_ATLAS_LCD_DELTA        "0.000162760417"
-
 #endif
+#endif