/*
 * Copyright 2019 Google LLC
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 *
 * THIS FILE IS AUTOGENERATED
 * Make edits to tools/gpu/gl/interface/templates.go or they will
 * be overwritten.
 */

#include "include/gpu/gl/GrGLAssembleHelpers.h"
#include "include/gpu/gl/GrGLAssembleInterface.h"
#include "src/gpu/gl/GrGLUtil.h"

#define GET_PROC(F) functions->f##F = (GrGL##F##Fn*)get(ctx, "gl" #F)
#define GET_PROC_SUFFIX(F, S) functions->f##F = (GrGL##F##Fn*)get(ctx, "gl" #F #S)
#define GET_PROC_LOCAL(F) GrGL##F##Fn* F = (GrGL##F##Fn*)get(ctx, "gl" #F)

#define GET_EGL_PROC_SUFFIX(F, S) functions->fEGL##F = (GrEGL##F##Fn*)get(ctx, "egl" #F #S)

#if SK_DISABLE_GL_ES_INTERFACE
sk_sp<const GrGLInterface> GrGLMakeAssembledGLESInterface(void *ctx, GrGLGetProc get) {
    return nullptr;
}
#else
sk_sp<const GrGLInterface> GrGLMakeAssembledGLESInterface(void *ctx, GrGLGetProc get) {
    GET_PROC_LOCAL(GetString);
    if (nullptr == GetString) {
        return nullptr;
    }

    const char* verStr = reinterpret_cast<const char*>(GetString(GR_GL_VERSION));
    GrGLVersion glVer = GrGLGetVersionFromString(verStr);

    if (glVer < GR_GL_VER(2,0)) {
        return nullptr;
    }

    GET_PROC_LOCAL(GetIntegerv);
    GET_PROC_LOCAL(GetStringi);
    GrEGLQueryStringFn* queryString;
    GrEGLDisplay display;
    GrGetEGLQueryAndDisplay(&queryString, &display, ctx, get);
    GrGLExtensions extensions;
    if (!extensions.init(kGLES_GrGLStandard, GetString, GetStringi, GetIntegerv, queryString,
                         display)) {
        return nullptr;
    }

    sk_sp<GrGLInterface> interface(new GrGLInterface);
    GrGLInterface::Functions* functions = &interface->fFunctions;

    // Autogenerated content follows
    GET_PROC(ActiveTexture);
    GET_PROC(AttachShader);
    GET_PROC(BindAttribLocation);
    GET_PROC(BindBuffer);
    GET_PROC(BindTexture);
    GET_PROC(BlendColor);
    GET_PROC(BlendEquation);
    GET_PROC(BlendFunc);
    GET_PROC(BufferData);
    GET_PROC(BufferSubData);
    GET_PROC(Clear);
    GET_PROC(ClearColor);
    GET_PROC(ClearStencil);
    GET_PROC(ColorMask);
    GET_PROC(CompileShader);
    GET_PROC(CompressedTexImage2D);
    GET_PROC(CompressedTexSubImage2D);
    GET_PROC(CopyTexSubImage2D);
    GET_PROC(CreateProgram);
    GET_PROC(CreateShader);
    GET_PROC(CullFace);
    GET_PROC(DeleteBuffers);
    GET_PROC(DeleteProgram);
    GET_PROC(DeleteShader);
    GET_PROC(DeleteTextures);
    GET_PROC(DepthMask);
    GET_PROC(Disable);
    GET_PROC(DisableVertexAttribArray);
    GET_PROC(DrawArrays);
    GET_PROC(DrawElements);
    GET_PROC(Enable);
    GET_PROC(EnableVertexAttribArray);
    GET_PROC(Finish);
    GET_PROC(Flush);
    GET_PROC(FrontFace);
    GET_PROC(GenBuffers);
    GET_PROC(GenTextures);
    GET_PROC(GetBufferParameteriv);
    GET_PROC(GetError);
    GET_PROC(GetIntegerv);
    GET_PROC(GetProgramInfoLog);
    GET_PROC(GetProgramiv);
    GET_PROC(GetShaderInfoLog);
    GET_PROC(GetShaderiv);
    GET_PROC(GetString);
    GET_PROC(GetUniformLocation);
    GET_PROC(IsTexture);
    GET_PROC(LineWidth);
    GET_PROC(LinkProgram);
    GET_PROC(PixelStorei);
    GET_PROC(ReadPixels);
    GET_PROC(Scissor);
    GET_PROC(ShaderSource);
    GET_PROC(StencilFunc);
    GET_PROC(StencilFuncSeparate);
    GET_PROC(StencilMask);
    GET_PROC(StencilMaskSeparate);
    GET_PROC(StencilOp);
    GET_PROC(StencilOpSeparate);
    GET_PROC(TexImage2D);
    GET_PROC(TexParameterf);
    GET_PROC(TexParameterfv);
    GET_PROC(TexParameteri);
    GET_PROC(TexParameteriv);
    GET_PROC(TexSubImage2D);
    GET_PROC(Uniform1f);
    GET_PROC(Uniform1fv);
    GET_PROC(Uniform1i);
    GET_PROC(Uniform1iv);
    GET_PROC(Uniform2f);
    GET_PROC(Uniform2fv);
    GET_PROC(Uniform2i);
    GET_PROC(Uniform2iv);
    GET_PROC(Uniform3f);
    GET_PROC(Uniform3fv);
    GET_PROC(Uniform3i);
    GET_PROC(Uniform3iv);
    GET_PROC(Uniform4f);
    GET_PROC(Uniform4fv);
    GET_PROC(Uniform4i);
    GET_PROC(Uniform4iv);
    GET_PROC(UniformMatrix2fv);
    GET_PROC(UniformMatrix3fv);
    GET_PROC(UniformMatrix4fv);
    GET_PROC(UseProgram);
    GET_PROC(VertexAttrib1f);
    GET_PROC(VertexAttrib2fv);
    GET_PROC(VertexAttrib3fv);
    GET_PROC(VertexAttrib4fv);
    GET_PROC(VertexAttribPointer);
    GET_PROC(Viewport);

    if (glVer >= GR_GL_VER(3,0)) {
        GET_PROC(GetStringi);
    }

    if (glVer >= GR_GL_VER(3,1)) {
        GET_PROC(MemoryBarrier);
    }

    if (glVer >= GR_GL_VER(3,0)) {
        GET_PROC(BindVertexArray);
        GET_PROC(DeleteVertexArrays);
        GET_PROC(GenVertexArrays);
    } else if (extensions.has("GL_OES_vertex_array_object")) {
        GET_PROC_SUFFIX(BindVertexArray, OES);
        GET_PROC_SUFFIX(DeleteVertexArrays, OES);
        GET_PROC_SUFFIX(GenVertexArrays, OES);
    }

    if (glVer >= GR_GL_VER(3,2)) {
        GET_PROC(PatchParameteri);
    } else if (extensions.has("GL_OES_tessellation_shader")) {
        GET_PROC_SUFFIX(PatchParameteri, OES);
    }

    if (glVer >= GR_GL_VER(3,0) && extensions.has("GL_EXT_blend_func_extended")) {
        GET_PROC_SUFFIX(BindFragDataLocation, EXT);
    }

    if (glVer >= GR_GL_VER(3,0) && extensions.has("GL_EXT_blend_func_extended")) {
        GET_PROC_SUFFIX(BindFragDataLocationIndexed, EXT);
    }

    if (extensions.has("GL_KHR_blend_equation_advanced")) {
        GET_PROC_SUFFIX(BlendBarrier, KHR);
    } else if (extensions.has("GL_NV_blend_equation_advanced")) {
        GET_PROC_SUFFIX(BlendBarrier, NV);
    }

    if (extensions.has("GL_EXT_clear_texture")) {
        GET_PROC_SUFFIX(ClearTexImage, EXT);
        GET_PROC_SUFFIX(ClearTexSubImage, EXT);
    }

    if (glVer >= GR_GL_VER(3,0)) {
        GET_PROC(DrawArraysInstanced);
        GET_PROC(DrawElementsInstanced);
    } else if (extensions.has("GL_EXT_draw_instanced")) {
        GET_PROC_SUFFIX(DrawArraysInstanced, EXT);
        GET_PROC_SUFFIX(DrawElementsInstanced, EXT);
    } else if (extensions.has("GL_ANGLE_instanced_arrays")) {
        GET_PROC_SUFFIX(DrawArraysInstanced, ANGLE);
        GET_PROC_SUFFIX(DrawElementsInstanced, ANGLE);
    }

    if (extensions.has("GL_EXT_base_instance")) {
        GET_PROC_SUFFIX(DrawArraysInstancedBaseInstance, EXT);
        GET_PROC_SUFFIX(DrawElementsInstancedBaseVertexBaseInstance, EXT);
    } else if (extensions.has("GL_ANGLE_base_vertex_base_instance")) {
        GET_PROC_SUFFIX(DrawArraysInstancedBaseInstance, ANGLE);
        GET_PROC_SUFFIX(DrawElementsInstancedBaseVertexBaseInstance, ANGLE);
    }

    if (glVer >= GR_GL_VER(3,0)) {
        GET_PROC(DrawBuffers);
        GET_PROC(ReadBuffer);
    }

    if (glVer >= GR_GL_VER(3,1)) {
        GET_PROC(DrawArraysIndirect);
        GET_PROC(DrawElementsIndirect);
    }

    if (extensions.has("GL_ANGLE_base_vertex_base_instance")) {
        GET_PROC_SUFFIX(MultiDrawArraysInstancedBaseInstance, ANGLE);
        GET_PROC_SUFFIX(MultiDrawElementsInstancedBaseVertexBaseInstance, ANGLE);
    }

    if (glVer >= GR_GL_VER(3,0)) {
        GET_PROC(DrawRangeElements);
    }

    if (glVer >= GR_GL_VER(3,1)) {
        GET_PROC(GetMultisamplefv);
    }

    if (glVer >= GR_GL_VER(3,1)) {
        GET_PROC(GetTexLevelParameteriv);
    }

    if (extensions.has("GL_EXT_multi_draw_indirect")) {
        GET_PROC_SUFFIX(MultiDrawArraysIndirect, EXT);
        GET_PROC_SUFFIX(MultiDrawElementsIndirect, EXT);
    }

    if (glVer >= GR_GL_VER(3,2)) {
        GET_PROC(TexBuffer);
    } else if (extensions.has("GL_OES_texture_buffer")) {
        GET_PROC_SUFFIX(TexBuffer, OES);
    } else if (extensions.has("GL_EXT_texture_buffer")) {
        GET_PROC_SUFFIX(TexBuffer, EXT);
    }

    if (glVer >= GR_GL_VER(3,2)) {
        GET_PROC(TexBufferRange);
    } else if (extensions.has("GL_OES_texture_buffer")) {
        GET_PROC_SUFFIX(TexBufferRange, OES);
    } else if (extensions.has("GL_EXT_texture_buffer")) {
        GET_PROC_SUFFIX(TexBufferRange, EXT);
    }

    if (glVer >= GR_GL_VER(3,0)) {
        GET_PROC(TexStorage2D);
    } else if (extensions.has("GL_EXT_texture_storage")) {
        GET_PROC_SUFFIX(TexStorage2D, EXT);
    }

    if (extensions.has("GL_NV_texture_barrier")) {
        GET_PROC_SUFFIX(TextureBarrier, NV);
    }

    if (extensions.has("GL_EXT_discard_framebuffer")) {
        GET_PROC_SUFFIX(DiscardFramebuffer, EXT);
    }

    if (extensions.has("GL_QCOM_tiled_rendering")) {
        GET_PROC_SUFFIX(EndTiling, QCOM);
        GET_PROC_SUFFIX(StartTiling, QCOM);
    }

    if (glVer >= GR_GL_VER(3,0)) {
        GET_PROC(VertexAttribDivisor);
    } else if (extensions.has("GL_EXT_instanced_arrays")) {
        GET_PROC_SUFFIX(VertexAttribDivisor, EXT);
    } else if (extensions.has("GL_ANGLE_instanced_arrays")) {
        GET_PROC_SUFFIX(VertexAttribDivisor, ANGLE);
    }

    if (glVer >= GR_GL_VER(3,0)) {
        GET_PROC(VertexAttribIPointer);
    }

    GET_PROC(BindFramebuffer);
    GET_PROC(BindRenderbuffer);
    GET_PROC(CheckFramebufferStatus);
    GET_PROC(DeleteFramebuffers);
    GET_PROC(DeleteRenderbuffers);
    GET_PROC(FramebufferRenderbuffer);
    GET_PROC(FramebufferTexture2D);
    GET_PROC(GenFramebuffers);
    GET_PROC(GenRenderbuffers);
    GET_PROC(GenerateMipmap);
    GET_PROC(GetFramebufferAttachmentParameteriv);
    GET_PROC(GetRenderbufferParameteriv);
    GET_PROC(RenderbufferStorage);

    if (glVer >= GR_GL_VER(3,0)) {
        GET_PROC(BlitFramebuffer);
    } else if (extensions.has("GL_NV_framebuffer_blit")) {
        GET_PROC_SUFFIX(BlitFramebuffer, NV);
    } else if (extensions.has("GL_CHROMIUM_framebuffer_multisample")) {
        GET_PROC_SUFFIX(BlitFramebuffer, CHROMIUM);
    } else if (extensions.has("GL_ANGLE_framebuffer_blit")) {
        GET_PROC_SUFFIX(BlitFramebuffer, ANGLE);
    }

    if (glVer >= GR_GL_VER(3,0)) {
        GET_PROC(RenderbufferStorageMultisample);
    } else if (extensions.has("GL_CHROMIUM_framebuffer_multisample")) {
        GET_PROC_SUFFIX(RenderbufferStorageMultisample, CHROMIUM);
    } else if (extensions.has("GL_ANGLE_framebuffer_multisample")) {
        GET_PROC_SUFFIX(RenderbufferStorageMultisample, ANGLE);
    }

    if (extensions.has("GL_CHROMIUM_map_sub")) {
        GET_PROC_SUFFIX(MapBufferSubData, CHROMIUM);
        GET_PROC_SUFFIX(MapTexSubImage2D, CHROMIUM);
        GET_PROC_SUFFIX(UnmapBufferSubData, CHROMIUM);
        GET_PROC_SUFFIX(UnmapTexSubImage2D, CHROMIUM);
    }

    if (extensions.has("GL_EXT_multisampled_render_to_texture")) {
        GET_PROC_SUFFIX(FramebufferTexture2DMultisample, EXT);
    } else if (extensions.has("GL_IMG_multisampled_render_to_texture")) {
        GET_PROC_SUFFIX(FramebufferTexture2DMultisample, IMG);
    }

    if (extensions.has("GL_EXT_multisampled_render_to_texture")) {
        functions->fRenderbufferStorageMultisampleES2EXT =(GrGLRenderbufferStorageMultisampleFn*)get(ctx, "glRenderbufferStorageMultisampleEXT");
    }

    if (extensions.has("GL_IMG_multisampled_render_to_texture")) {
        functions->fRenderbufferStorageMultisampleES2EXT =(GrGLRenderbufferStorageMultisampleFn*)get(ctx, "glRenderbufferStorageMultisampleIMG");
    }

    if (extensions.has("GL_APPLE_framebuffer_multisample")) {
        GET_PROC_SUFFIX(ResolveMultisampleFramebuffer, APPLE);
        functions->fRenderbufferStorageMultisampleES2APPLE =(GrGLRenderbufferStorageMultisampleFn*)get(ctx, "glRenderbufferStorageMultisampleAPPLE");
    }

    if (extensions.has("GL_OES_mapbuffer")) {
        GET_PROC_SUFFIX(MapBuffer, OES);
    }

    if (glVer >= GR_GL_VER(3,0)) {
        GET_PROC(UnmapBuffer);
    } else if (extensions.has("GL_OES_mapbuffer")) {
        GET_PROC_SUFFIX(UnmapBuffer, OES);
    }

    if (glVer >= GR_GL_VER(3,0)) {
        GET_PROC(FlushMappedBufferRange);
        GET_PROC(MapBufferRange);
    } else if (extensions.has("GL_EXT_map_buffer_range")) {
        GET_PROC_SUFFIX(FlushMappedBufferRange, EXT);
        GET_PROC_SUFFIX(MapBufferRange, EXT);
    }

    if (extensions.has("GL_EXT_debug_marker")) {
        GET_PROC_SUFFIX(InsertEventMarker, EXT);
        GET_PROC_SUFFIX(PopGroupMarker, EXT);
        GET_PROC_SUFFIX(PushGroupMarker, EXT);
    }

    if (extensions.has("GL_CHROMIUM_framebuffer_mixed_samples")) {
        GET_PROC_SUFFIX(CoverageModulation, CHROMIUM);
    } else if (extensions.has("GL_NV_framebuffer_mixed_samples")) {
        GET_PROC_SUFFIX(CoverageModulation, NV);
    }

    if (extensions.has("GL_KHR_debug")) {
        GET_PROC_SUFFIX(DebugMessageCallback, KHR);
        GET_PROC_SUFFIX(DebugMessageControl, KHR);
        GET_PROC_SUFFIX(DebugMessageInsert, KHR);
        GET_PROC_SUFFIX(GetDebugMessageLog, KHR);
        GET_PROC_SUFFIX(ObjectLabel, KHR);
        GET_PROC_SUFFIX(PopDebugGroup, KHR);
        GET_PROC_SUFFIX(PushDebugGroup, KHR);
    }

    if (extensions.has("GL_CHROMIUM_bind_uniform_location")) {
        GET_PROC_SUFFIX(BindUniformLocation, CHROMIUM);
    }

    if (extensions.has("GL_EXT_window_rectangles")) {
        GET_PROC_SUFFIX(WindowRectangles, EXT);
    }

    if (glVer >= GR_GL_VER(3,0)) {
        GET_PROC(ClientWaitSync);
        GET_PROC(DeleteSync);
        GET_PROC(FenceSync);
        GET_PROC(IsSync);
        GET_PROC(WaitSync);
    } else if (extensions.has("GL_APPLE_sync")) {
        GET_PROC_SUFFIX(ClientWaitSync, APPLE);
        GET_PROC_SUFFIX(DeleteSync, APPLE);
        GET_PROC_SUFFIX(FenceSync, APPLE);
        GET_PROC_SUFFIX(IsSync, APPLE);
        GET_PROC_SUFFIX(WaitSync, APPLE);
    }

    if (glVer >= GR_GL_VER(3,0)) {
        GET_PROC(GetInternalformativ);
    }

    if (glVer >= GR_GL_VER(3,0)) {
        GET_PROC(GetProgramBinary);
        GET_PROC(ProgramBinary);
    } else if (extensions.has("GL_OES_get_program_binary")) {
        GET_PROC_SUFFIX(GetProgramBinary, OES);
        GET_PROC_SUFFIX(ProgramBinary, OES);
    }

    if (glVer >= GR_GL_VER(3,0)) {
        GET_PROC(ProgramParameteri);
    }

    if (glVer >= GR_GL_VER(3,0)) {
        GET_PROC(BindSampler);
        GET_PROC(DeleteSamplers);
        GET_PROC(GenSamplers);
        GET_PROC(SamplerParameteri);
        GET_PROC(SamplerParameteriv);
    }

    if (glVer >= GR_GL_VER(3,0)) {
#if GR_TEST_UTILS
        GET_PROC(BeginQuery);
        GET_PROC(DeleteQueries);
        GET_PROC(EndQuery);
        GET_PROC(GenQueries);
        GET_PROC(GetQueryObjectuiv);
        GET_PROC(GetQueryiv);
#endif
    } else if (extensions.has("GL_EXT_occlusion_query_boolean")) {
#if GR_TEST_UTILS
        GET_PROC_SUFFIX(BeginQuery, EXT);
        GET_PROC_SUFFIX(DeleteQueries, EXT);
        GET_PROC_SUFFIX(EndQuery, EXT);
        GET_PROC_SUFFIX(GenQueries, EXT);
        GET_PROC_SUFFIX(GetQueryObjectuiv, EXT);
        GET_PROC_SUFFIX(GetQueryiv, EXT);
#endif
    }

    if (glVer >= GR_GL_VER(3,0)) {
        GET_PROC(InvalidateFramebuffer);
        GET_PROC(InvalidateSubFramebuffer);
    }

    GET_PROC(GetShaderPrecisionFormat);

    if (extensions.has("GL_NV_fence")) {
        GET_PROC_SUFFIX(DeleteFences, NV);
        GET_PROC_SUFFIX(FinishFence, NV);
        GET_PROC_SUFFIX(GenFences, NV);
        GET_PROC_SUFFIX(SetFence, NV);
        GET_PROC_SUFFIX(TestFence, NV);
    }


    // End autogenerated content
    // TODO(kjlubick): Do we want a feature that removes the extension if it doesn't have
    // the function? This is common on some low-end GPUs.

    if (extensions.has("GL_KHR_debug")) {
        // In general we have a policy against removing extension strings when the driver does
        // not provide function pointers for an advertised extension. However, because there is a
        // known device that advertises GL_KHR_debug but fails to provide the functions and this is
        // a debugging- only extension we've made an exception. This also can happen when using
        // APITRACE.
        if (!interface->fFunctions.fDebugMessageControl) {
            extensions.remove("GL_KHR_debug");
        }
    }
    interface->fStandard = kGLES_GrGLStandard;
    interface->fExtensions.swap(&extensions);

    return std::move(interface);
}
#endif
