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53 lines
1.5 KiB
53 lines
1.5 KiB
/*
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* Copyright 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <GLES/gl.h>
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#include <GLES/glext.h>
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#include <GLES2/gl2.h>
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#include <GLES2/gl2ext.h>
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#include <GLES3/gl3.h>
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#include "GLShadowTexture.h"
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#include "GLSkiaShadowPort.h"
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namespace android {
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namespace renderengine {
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namespace gl {
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GLShadowTexture::GLShadowTexture() {
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fillShadowTextureData(mTextureData, SHADOW_TEXTURE_WIDTH);
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glGenTextures(1, &mName);
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glBindTexture(GL_TEXTURE_2D, mName);
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glTexImage2D(GL_TEXTURE_2D, 0 /* base image level */, GL_ALPHA, SHADOW_TEXTURE_WIDTH,
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SHADOW_TEXTURE_HEIGHT, 0 /* border */, GL_ALPHA, GL_UNSIGNED_BYTE, mTextureData);
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mTexture.init(Texture::TEXTURE_2D, mName);
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mTexture.setFiltering(true);
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mTexture.setDimensions(SHADOW_TEXTURE_WIDTH, 1);
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}
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GLShadowTexture::~GLShadowTexture() {
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glDeleteTextures(1, &mName);
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}
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const Texture& GLShadowTexture::getTexture() {
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return mTexture;
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}
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} // namespace gl
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} // namespace renderengine
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} // namespace android
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