| // Copyright 2019 The Cobalt Authors. All Rights Reserved. |
| // |
| // 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 "starboard/blitter.h" |
| |
| #include <EGL/egl.h> |
| |
| #include <memory> |
| |
| #include "starboard/log.h" |
| #include "starboard/shared/blittergles/blitter_internal.h" |
| |
| SbBlitterContext SbBlitterCreateContext(SbBlitterDevice device) { |
| if (!SbBlitterIsDeviceValid(device)) { |
| SB_DLOG(ERROR) << ": Invalid device."; |
| return kSbBlitterInvalidContext; |
| } |
| |
| std::unique_ptr<SbBlitterContextPrivate> context( |
| new SbBlitterContextPrivate()); |
| context->current_render_target = kSbBlitterInvalidRenderTarget; |
| context->device = device; |
| context->dummy_surface = EGL_NO_SURFACE; |
| context->blending_enabled = false; |
| context->current_color = SbBlitterColorFromRGBA(255, 255, 255, 255); |
| context->modulate_blits_with_color = false; |
| context->scissor = SbBlitterMakeRect(0, 0, 0, 0); |
| context->is_current = false; |
| |
| // If config hasn't been initialized, we defer creation. It's possible that |
| // context will eventually be created with a config that doesn't check for |
| // eglCreateWindowSurface() compatibility. |
| if (device->config == NULL) { |
| context->egl_context = EGL_NO_CONTEXT; |
| } else { |
| starboard::ScopedLock lock(device->mutex); |
| context->egl_context = |
| eglCreateContext(device->display, device->config, EGL_NO_CONTEXT, |
| starboard::shared::blittergles::kContextAttributeList); |
| if (context->egl_context == EGL_NO_CONTEXT) { |
| SB_DLOG(ERROR) << ": Failed to create EGLContext."; |
| return kSbBlitterInvalidContext; |
| } |
| } |
| |
| return context.release(); |
| } |