CompilerGL.cpp

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Author : Jamie Madill
Date : 2015-09-23 09:50:36
Hash : 83f349ea
Message : Remove CompilerImpl and merge code to gl::Compiler. This class uses no Impl-specific code. We can also do a similar code relocation for the gl::Shader class, but in several steps because it is a bit more complex. BUG=angleproject:1159 Change-Id: I4d3ce3253df0a2bdee1d98e46cfd4b999d86be6e Reviewed-on: https://chromium-review.googlesource.com/299874 Reviewed-by: Geoff Lang <geofflang@chromium.org> Tested-by: Jamie Madill <jmadill@chromium.org>

src/libANGLE/renderer/gl/CompilerGL.cpp

//
// Copyright 2015 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// CompilerGL:
//   Implementation of the GL compiler methods.
//

#include "libANGLE/renderer/gl/CompilerGL.h"

#include "libANGLE/renderer/gl/FunctionsGL.h"

namespace rx
{

namespace
{

ShShaderOutput GetShaderOutputType(const FunctionsGL *functions)
{
    ASSERT(functions);

    if (functions->standard == STANDARD_GL_DESKTOP)
    {
        // GLSL outputs
        if (functions->isAtLeastGL(gl::Version(4, 5)))
        {
            return SH_GLSL_450_CORE_OUTPUT;
        }
        else if (functions->isAtLeastGL(gl::Version(4, 4)))
        {
            return SH_GLSL_440_CORE_OUTPUT;
        }
        else if (functions->isAtLeastGL(gl::Version(4, 3)))
        {
            return SH_GLSL_430_CORE_OUTPUT;
        }
        else if (functions->isAtLeastGL(gl::Version(4, 2)))
        {
            return SH_GLSL_420_CORE_OUTPUT;
        }
        else if (functions->isAtLeastGL(gl::Version(4, 1)))
        {
            return SH_GLSL_410_CORE_OUTPUT;
        }
        else if (functions->isAtLeastGL(gl::Version(4, 0)))
        {
            return SH_GLSL_400_CORE_OUTPUT;
        }
        else if (functions->isAtLeastGL(gl::Version(3, 3)))
        {
            return SH_GLSL_330_CORE_OUTPUT;
        }
        else if (functions->isAtLeastGL(gl::Version(3, 2)))
        {
            return SH_GLSL_150_CORE_OUTPUT;
        }
        else if (functions->isAtLeastGL(gl::Version(3, 1)))
        {
            return SH_GLSL_140_OUTPUT;
        }
        else if (functions->isAtLeastGL(gl::Version(3, 0)))
        {
            return SH_GLSL_130_OUTPUT;
        }
        else
        {
            return SH_GLSL_COMPATIBILITY_OUTPUT;
        }
    }
    else if (functions->standard == STANDARD_GL_ES)
    {
        // ESSL outputs
        return SH_ESSL_OUTPUT;
    }
    else
    {
        UNREACHABLE();
        return ShShaderOutput(0);
    }
}

}  // anonymous namespace

CompilerGL::CompilerGL(const FunctionsGL *functions)
    : mTranslatorOutputType(GetShaderOutputType(functions))
{
}

}  // namespace rx

kc3-lang/angle/src/libANGLE/renderer/gl/CompilerGL.cpp

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kc3-lang/angle /src/libANGLE/renderer/gl/CompilerGL.cpp