summaryrefslogtreecommitdiff
path: root/glworker.h
diff options
context:
space:
mode:
Diffstat (limited to 'glworker.h')
-rw-r--r--glworker.h83
1 files changed, 83 insertions, 0 deletions
diff --git a/glworker.h b/glworker.h
new file mode 100644
index 0000000..222cf6f
--- /dev/null
+++ b/glworker.h
@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 2015 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.
+ */
+
+#ifndef ANDROID_GL_WORKER_H_
+#define ANDROID_GL_WORKER_H_
+
+#include <vector>
+
+#define EGL_EGLEXT_PROTOTYPES
+#define GL_GLEXT_PROTOTYPES
+
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+#include <GLES2/gl2.h>
+#include <GLES2/gl2ext.h>
+
+#include <ui/GraphicBuffer.h>
+
+#include "autogl.h"
+
+namespace android {
+
+struct DrmHwcLayer;
+struct DrmCompositionRegion;
+
+class GLWorkerCompositor {
+ public:
+ GLWorkerCompositor();
+ ~GLWorkerCompositor();
+
+ int Init();
+ int Composite(DrmHwcLayer *layers, DrmCompositionRegion *regions,
+ size_t num_regions, const sp<GraphicBuffer> &framebuffer);
+ void Finish();
+
+ private:
+ struct CachedFramebuffer {
+ // If the strong_framebuffer is non-NULL, we are holding a strong reference
+ // until we are sure rendering is done. The weak reference will be equal in
+ // that case.
+ sp<GraphicBuffer> strong_framebuffer;
+ wp<GraphicBuffer> weak_framebuffer;
+ AutoEGLDisplayImage egl_fb_image;
+ AutoGLTexture gl_fb_tex;
+ AutoGLFramebuffer gl_fb;
+
+ CachedFramebuffer(const sp<GraphicBuffer> &gb, AutoEGLDisplayImage &&image,
+ AutoGLTexture &&tex, AutoGLFramebuffer &&fb);
+
+ bool Promote();
+ };
+
+ CachedFramebuffer *FindCachedFramebuffer(
+ const sp<GraphicBuffer> &framebuffer);
+ CachedFramebuffer *PrepareAndCacheFramebuffer(
+ const sp<GraphicBuffer> &framebuffer);
+
+ GLint PrepareAndCacheProgram(unsigned texture_count);
+
+ EGLDisplay egl_display_;
+ EGLContext egl_ctx_;
+
+ std::vector<AutoGLProgram> blend_programs_;
+ AutoGLBuffer vertex_buffer_;
+
+ std::vector<CachedFramebuffer> cached_framebuffers_;
+};
+}
+
+#endif