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author | Mathias Agopian <mathias@google.com> | 2010-07-14 17:59:35 -0700 |
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committer | Mathias Agopian <mathias@google.com> | 2010-07-14 17:59:35 -0700 |
commit | 08e83bb3b7cc41f603867acbeb1168019cf535fe (patch) | |
tree | 79594e01ef6c3306b890cb944d6f15d3098075c4 /services/surfaceflinger/LayerDim.cpp | |
parent | c9a11088e503b9e3ae52a3f671b2d21f5cd54f06 (diff) | |
download | frameworks_base-08e83bb3b7cc41f603867acbeb1168019cf535fe.zip frameworks_base-08e83bb3b7cc41f603867acbeb1168019cf535fe.tar.gz frameworks_base-08e83bb3b7cc41f603867acbeb1168019cf535fe.tar.bz2 |
move native services under services/
moved surfaceflinger, audioflinger, cameraservice
all native services should now reside in this location.
Change-Id: Iee42b83dd2a94c3bf5107ab0895fe2dfcd5337a8
Diffstat (limited to 'services/surfaceflinger/LayerDim.cpp')
-rw-r--r-- | services/surfaceflinger/LayerDim.cpp | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/services/surfaceflinger/LayerDim.cpp b/services/surfaceflinger/LayerDim.cpp new file mode 100644 index 0000000..a1f339e --- /dev/null +++ b/services/surfaceflinger/LayerDim.cpp @@ -0,0 +1,103 @@ +/* + * Copyright (C) 2007 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 <stdlib.h> +#include <stdint.h> +#include <sys/types.h> + +#include <utils/Errors.h> +#include <utils/Log.h> + +#include <ui/GraphicBuffer.h> + +#include "LayerDim.h" +#include "SurfaceFlinger.h" +#include "DisplayHardware/DisplayHardware.h" + +namespace android { +// --------------------------------------------------------------------------- + +bool LayerDim::sUseTexture; +GLuint LayerDim::sTexId; +EGLImageKHR LayerDim::sImage; +int32_t LayerDim::sWidth; +int32_t LayerDim::sHeight; + +// --------------------------------------------------------------------------- + +LayerDim::LayerDim(SurfaceFlinger* flinger, DisplayID display, + const sp<Client>& client) + : LayerBaseClient(flinger, display, client) +{ +} + +void LayerDim::initDimmer(SurfaceFlinger* flinger, uint32_t w, uint32_t h) +{ + sTexId = -1; + sImage = EGL_NO_IMAGE_KHR; + sWidth = w; + sHeight = h; + sUseTexture = false; +} + +LayerDim::~LayerDim() +{ +} + +void LayerDim::onDraw(const Region& clip) const +{ + const State& s(drawingState()); + Region::const_iterator it = clip.begin(); + Region::const_iterator const end = clip.end(); + if (s.alpha>0 && (it != end)) { + const DisplayHardware& hw(graphicPlane(0).displayHardware()); + const GLfloat alpha = s.alpha/255.0f; + const uint32_t fbHeight = hw.getHeight(); + glDisable(GL_DITHER); + glEnable(GL_BLEND); + glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA); + glColor4f(0, 0, 0, alpha); + +#if defined(GL_OES_texture_external) + if (GLExtensions::getInstance().haveTextureExternal()) { + glDisable(GL_TEXTURE_EXTERNAL_OES); + } +#endif + glDisable(GL_TEXTURE_2D); + + GLshort w = sWidth; + GLshort h = sHeight; + const GLshort vertices[4][2] = { + { 0, 0 }, + { 0, h }, + { w, h }, + { w, 0 } + }; + glVertexPointer(2, GL_SHORT, 0, vertices); + + while (it != end) { + const Rect& r = *it++; + const GLint sy = fbHeight - (r.top + r.height()); + glScissor(r.left, sy, r.width(), r.height()); + glDrawArrays(GL_TRIANGLE_FAN, 0, 4); + } + } + glDisableClientState(GL_TEXTURE_COORD_ARRAY); +} + +// --------------------------------------------------------------------------- + +}; // namespace android |