fadb61567c
Now Chrome runs on Native GLES or ANGLE, so it's never true. TEST=bots Bug: 347368403 Change-Id: I6739bd89b1a9facc975985fcfbfa18d39a2f5b34 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5634390 Commit-Queue: Zhenyao Mo <zmo@chromium.org> Commit-Queue: Vasiliy Telezhnikov <vasilyt@chromium.org> Auto-Submit: Zhenyao Mo <zmo@chromium.org> Reviewed-by: Vasiliy Telezhnikov <vasilyt@chromium.org> Cr-Commit-Position: refs/heads/main@{#1316030}
42 lines
1.2 KiB
C++
42 lines
1.2 KiB
C++
// Copyright 2015 The Chromium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef UI_GL_GL_HELPER_H_
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#define UI_GL_GL_HELPER_H_
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#include "ui/gl/gl_bindings.h"
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#include "ui/gl/gl_export.h"
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namespace gl {
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class GL_EXPORT GLHelper {
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public:
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// Compiles a shader.
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// Does not check for errors, always returns shader.
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static GLuint CompileShader(GLenum type, const char* src);
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// Compiles a shader and checks for compilation errors.
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// Returns shader, 0 on failure.
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static GLuint LoadShader(GLenum type, const char* src);
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// Attaches 2 shaders and links them to a program.
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// Does not check for errors, always returns program.
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static GLuint LinkProgram(GLuint vertex_shader, GLuint fragment_shader);
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// Attaches 2 shaders, links them to a program, and checks for errors.
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// Returns program, 0 on failure.
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static GLuint SetupProgram(GLuint vertex_shader, GLuint fragment_shader);
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// Sets up a vertex buffer containing 4 vertices that can be used to draw
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// a quad as a tri-strip.
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static GLuint SetupQuadVertexBuffer();
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// Draws a quad to the currently bound frame buffer.
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static void DrawQuad(GLuint vertex_buffer);
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};
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} // namespace gl
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#endif // UI_GL_GL_HELPER_H_
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