Split tests into individual files. Got rid of globals by converting them to classes.

client/deps/glbench/src/fillratetest.cc

+// Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "base/logging.h"
+#include "main.h"
+#include "testbase.h"
+#include "utils.h"
+
+namespace glbench {
+
+
+class FillRateTest : public DrawArraysTestFunc {
+ public:
+  FillRateTest() {}
+  virtual ~FillRateTest() {}
+  virtual bool Run();
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(FillRateTest);
+};
+
+
+bool FillRateTest::Run() {
+  glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
+  glDisable(GL_DEPTH_TEST);
+  glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+
+  GLfloat buffer_vertex[8] = {
+    -1.f, -1.f,
+    1.f,  -1.f,
+    -1.f, 1.f,
+    1.f,  1.f,
+  };
+  GLfloat buffer_texture[8] = {
+    0.f, 0.f,
+    1.f, 0.f,
+    0.f, 1.f,
+    1.f, 1.f,
+  };
+  glEnableClientState(GL_VERTEX_ARRAY);
+
+  GLuint vbo_vertex = SetupVBO(GL_ARRAY_BUFFER,
+                               sizeof(buffer_vertex), buffer_vertex);
+  glVertexPointer(2, GL_FLOAT, 0, 0);
+
+  GLuint vbo_texture = SetupVBO(GL_ARRAY_BUFFER,
+                                sizeof(buffer_texture), buffer_texture);
+  glTexCoordPointer(2, GL_FLOAT, 0, 0);
+
+  glColor4f(1.f, 0.f, 0.f, 1.f);
+  FillRateTestNormal("fill_solid");
+  FillRateTestBlendDepth("fill_solid");
+
+  glColor4f(1.f, 1.f, 1.f, 1.f);
+  glEnableClientState(GL_TEXTURE_COORD_ARRAY);
+  glEnable(GL_TEXTURE_2D);
+
+  GLuint texture = SetupTexture(9);
+  FillRateTestNormal("fill_tex_nearest");
+
+  glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+  glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+  FillRateTestNormal("fill_tex_bilinear");
+
+  // lod = 0.5
+  glScalef(0.7071f, 0.7071f, 1.f);
+  glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER,
+                  GL_LINEAR_MIPMAP_NEAREST);
+  FillRateTestNormalSubWindow("fill_tex_trilinear_nearest_05",
+                              0.7071f * g_width, 0.7071f * g_height);
+
+  glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER,
+                  GL_LINEAR_MIPMAP_LINEAR);
+  FillRateTestNormalSubWindow("fill_tex_trilinear_linear_05",
+                              0.7071f * g_width, 0.7071f * g_height);
+
+  // lod = 0.4
+  glLoadIdentity();
+  glScalef(0.758f, 0.758f, 1.f);
+  glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER,
+                  GL_LINEAR_MIPMAP_LINEAR);
+  FillRateTestNormalSubWindow("fill_tex_trilinear_linear_04",
+                              0.758f * g_width, 0.758f * g_height);
+
+  // lod = 0.1
+  glLoadIdentity();
+  glScalef(0.933f, 0.933f, 1.f);
+  glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER,
+                  GL_LINEAR_MIPMAP_LINEAR);
+  FillRateTestNormalSubWindow("fill_tex_trilinear_linear_01",
+                              0.933f * g_width, 0.933f * g_height);
+
+  glDeleteBuffers(1, &vbo_vertex);
+  glDeleteBuffers(1, &vbo_texture);
+  glDeleteTextures(1, &texture);
+
+  return true;
+}
+
+TestBase* GetFillRateTest() {
+  return new FillRateTest;
+}
+
+} // namespace glbench