1 // Copyright 2013 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "cc/test/test_texture.h" 6 7 #include "gpu/GLES2/gl2extchromium.h" 8 #include "third_party/khronos/GLES2/gl2.h" 9 #include "third_party/khronos/GLES2/gl2ext.h" 10 11 namespace cc { 12 TextureSizeBytes(gfx::Size size,ResourceFormat format)13size_t TextureSizeBytes(gfx::Size size, ResourceFormat format) { 14 unsigned int components_per_pixel = 4; 15 unsigned int bytes_per_component = 1; 16 return size.width() * size.height() * components_per_pixel * 17 bytes_per_component; 18 } 19 TestTexture()20TestTexture::TestTexture() : format(RGBA_8888) { 21 // Initialize default parameter values. 22 params[GL_TEXTURE_MAG_FILTER] = GL_LINEAR; 23 params[GL_TEXTURE_MIN_FILTER] = GL_NEAREST_MIPMAP_LINEAR; 24 params[GL_TEXTURE_WRAP_S] = GL_REPEAT; 25 params[GL_TEXTURE_WRAP_T] = GL_REPEAT; 26 params[GL_TEXTURE_POOL_CHROMIUM] = GL_TEXTURE_POOL_UNMANAGED_CHROMIUM; 27 params[GL_TEXTURE_USAGE_ANGLE] = GL_NONE; 28 } 29 ~TestTexture()30TestTexture::~TestTexture() {} 31 Reallocate(gfx::Size size,ResourceFormat format)32void TestTexture::Reallocate(gfx::Size size, ResourceFormat format) { 33 this->size = size; 34 this->format = format; 35 this->data.reset(new uint8_t[TextureSizeBytes(size, format)]); 36 } 37 IsValidParameter(blink::WGC3Denum pname)38bool TestTexture::IsValidParameter(blink::WGC3Denum pname) { 39 return params.find(pname) != params.end(); 40 } 41 42 } // namespace cc 43