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Diffstat (limited to 'libs/hwui/Extensions.cpp')
-rw-r--r-- | libs/hwui/Extensions.cpp | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/libs/hwui/Extensions.cpp b/libs/hwui/Extensions.cpp deleted file mode 100644 index 530e82e65a28..000000000000 --- a/libs/hwui/Extensions.cpp +++ /dev/null @@ -1,83 +0,0 @@ -/* - * Copyright (C) 2013 The Android Open Source Project - * - * 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. - */ - -#include "Extensions.h" - -#include "Debug.h" -#include "Properties.h" -#include "utils/StringUtils.h" - -#include <cutils/compiler.h> - -#include <GLES2/gl2.h> -#include <GLES2/gl2ext.h> - -#include <utils/Log.h> - -namespace android { -namespace uirenderer { - -Extensions::Extensions() { - if (Properties::isSkiaEnabled()) { - return; - } - const char* version = (const char*)glGetString(GL_VERSION); - - // Section 6.1.5 of the OpenGL ES specification indicates the GL version - // string strictly follows this format: - // - // OpenGL<space>ES<space><version number><space><vendor-specific information> - // - // In addition section 6.1.5 describes the version number thusly: - // - // "The version number is either of the form major number.minor number or - // major number.minor number.release number, where the numbers all have one - // or more digits. The release number and vendor specific information are - // optional." - - if (sscanf(version, "OpenGL ES %d.%d", &mVersionMajor, &mVersionMinor) != 2) { - // If we cannot parse the version number, assume OpenGL ES 2.0 - mVersionMajor = 2; - mVersionMinor = 0; - } - - auto extensions = StringUtils::split((const char*)glGetString(GL_EXTENSIONS)); - mHasNPot = extensions.has("GL_OES_texture_npot"); - mHasFramebufferFetch = extensions.has("GL_NV_shader_framebuffer_fetch"); - mHasDiscardFramebuffer = extensions.has("GL_EXT_discard_framebuffer"); - mHasDebugMarker = extensions.has("GL_EXT_debug_marker"); - mHas1BitStencil = extensions.has("GL_OES_stencil1"); - mHas4BitStencil = extensions.has("GL_OES_stencil4"); - mHasUnpackSubImage = extensions.has("GL_EXT_unpack_subimage"); - mHasRenderableFloatTexture = extensions.has("GL_OES_texture_half_float"); - - mHasSRGB = mVersionMajor >= 3 || extensions.has("GL_EXT_sRGB"); - mHasSRGBWriteControl = extensions.has("GL_EXT_sRGB_write_control"); - -#ifdef ANDROID_ENABLE_LINEAR_BLENDING - // If linear blending is enabled, the device must have (ES3.0 or EXT_sRGB) - // and EXT_sRGB_write_control - LOG_ALWAYS_FATAL_IF(!mHasSRGB, "Linear blending requires ES 3.0 or EXT_sRGB"); - LOG_ALWAYS_FATAL_IF(!mHasSRGBWriteControl, "Linear blending requires EXT_sRGB_write_control"); - - mHasLinearBlending = true; -#else - mHasLinearBlending = false; -#endif -} - -}; // namespace uirenderer -}; // namespace android |