Generate GrGLInterface and GrGlAssembleInterface* from table
This CL creates a go program that takes a JSON file of
GPU functions and creates the assemble and validate code
based on that.
This approach will hopefully will lessen the need for
"shotgun surgery" anytime a new function/extensions is added.
Additionally, it should be easier to add a new standard
(concretely, WebGL) using this technique.
There are a few potential bugs/mismatches in the current
implementation that this has identified, for example,
Requiring GL 3.x for adding a feature, but only verifying
it is there on GL 4.x - I did not attempt to correct these
bugs in the old version, as we will hopefully be able to delete
that version and use the generated files.
Bug: skia:8474, skia:8378
Change-Id: Ie8144bbab8e03f2c815fd942fa9f7f91dedba101
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/202137
Commit-Queue: Kevin Lubick <kjlubick@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>
diff --git a/src/gpu/gl/GrGLAssembleGLInterfaceAutogen.cpp b/src/gpu/gl/GrGLAssembleGLInterfaceAutogen.cpp
new file mode 100644
index 0000000..31833c7
--- /dev/null
+++ b/src/gpu/gl/GrGLAssembleGLInterfaceAutogen.cpp
@@ -0,0 +1,504 @@
+/*
+ * 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 "gl/GrGLAssembleInterface.h"
+#include "gl/GrGLAssembleHelpers.h"
+#include "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_INTERFACE
+sk_sp<const GrGLInterface> GrGLMakeAssembledGLInterface(void *ctx, GrGLGetProc get) {
+ return nullptr;
+}
+#else
+sk_sp<const GrGLInterface> GrGLMakeAssembledGLInterface(void *ctx, GrGLGetProc get) {
+ GET_PROC_LOCAL(GetString);
+ GET_PROC_LOCAL(GetStringi);
+ GET_PROC_LOCAL(GetIntegerv);
+
+ // GetStringi may be nullptr depending on the GL version.
+ if (nullptr == GetString || nullptr == GetIntegerv) {
+ return nullptr;
+ }
+
+ const char* versionString = (const char*) GetString(GR_GL_VERSION);
+ GrGLVersion glVer = GrGLGetVersionFromString(versionString);
+
+ if (glVer < GR_GL_VER(2,0) || GR_GL_INVALID_VER == glVer) {
+ // This is our minimum for non-ES GL.
+ return nullptr;
+ }
+
+ GrEGLQueryStringFn* queryString;
+ GrEGLDisplay display;
+ GrGetEGLQueryAndDisplay(&queryString, &display, ctx, get);
+ GrGLExtensions extensions;
+ if (!extensions.init(kGL_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);
+
+ GET_PROC(DrawBuffer);
+ GET_PROC(PolygonMode);
+
+ if (glVer >= GR_GL_VER(3,0)) {
+ GET_PROC(GetStringi);
+ }
+
+ GET_PROC(BindVertexArray);
+ GET_PROC(DeleteVertexArrays);
+ GET_PROC(GenVertexArrays);
+
+ if (glVer >= GR_GL_VER(3,0)) {
+ GET_PROC(BindFragDataLocation);
+ }
+
+ if (glVer >= GR_GL_VER(3,3)) {
+ GET_PROC(BindFragDataLocationIndexed);
+ } else if (extensions.has("GL_ARB_blend_func_extended")) {
+ GET_PROC(BindFragDataLocationIndexed);
+ }
+
+ 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 (glVer >= GR_GL_VER(4,4)) {
+ GET_PROC(ClearTexImage);
+ GET_PROC(ClearTexSubImage);
+ } else if (extensions.has("GL_ARB_clear_texture")) {
+ GET_PROC(ClearTexImage);
+ GET_PROC(ClearTexSubImage);
+ }
+
+ if (glVer >= GR_GL_VER(3,1)) {
+ GET_PROC(DrawArraysInstanced);
+ GET_PROC(DrawElementsInstanced);
+ } else if (extensions.has("GL_ARB_draw_instanced")) {
+ GET_PROC(DrawArraysInstanced);
+ GET_PROC(DrawElementsInstanced);
+ } else if (extensions.has("GL_EXT_draw_instanced")) {
+ GET_PROC_SUFFIX(DrawArraysInstanced, EXT);
+ GET_PROC_SUFFIX(DrawElementsInstanced, EXT);
+ }
+
+ GET_PROC(DrawBuffers);
+ GET_PROC(ReadBuffer);
+
+ if (glVer >= GR_GL_VER(4,0)) {
+ GET_PROC(DrawArraysIndirect);
+ GET_PROC(DrawElementsIndirect);
+ } else if (extensions.has("GL_ARB_draw_indirect")) {
+ GET_PROC(DrawArraysIndirect);
+ GET_PROC(DrawElementsIndirect);
+ }
+
+ GET_PROC(DrawRangeElements);
+
+ if (glVer >= GR_GL_VER(3,2)) {
+ GET_PROC(GetMultisamplefv);
+ } else if (extensions.has("GL_ARB_texture_multisample")) {
+ GET_PROC(GetMultisamplefv);
+ }
+
+ GET_PROC(GetTexLevelParameteriv);
+
+ if (glVer >= GR_GL_VER(4,3)) {
+ GET_PROC(MultiDrawArraysIndirect);
+ GET_PROC(MultiDrawElementsIndirect);
+ } else if (extensions.has("GL_ARB_multi_draw_indirect")) {
+ GET_PROC(MultiDrawArraysIndirect);
+ GET_PROC(MultiDrawElementsIndirect);
+ }
+
+ if (glVer >= GR_GL_VER(3,1)) {
+ GET_PROC(TexBuffer);
+ }
+
+ if (glVer >= GR_GL_VER(4,3)) {
+ GET_PROC(TexBufferRange);
+ }
+
+ if (glVer >= GR_GL_VER(4,2)) {
+ GET_PROC(TexStorage2D);
+ } else if (extensions.has("GL_ARB_texture_storage")) {
+ GET_PROC(TexStorage2D);
+ } else if (extensions.has("GL_EXT_texture_storage")) {
+ GET_PROC_SUFFIX(TexStorage2D, EXT);
+ }
+
+ if (glVer >= GR_GL_VER(4,5)) {
+ GET_PROC(TextureBarrier);
+ } else if (extensions.has("GL_ARB_texture_barrier")) {
+ GET_PROC(TextureBarrier);
+ } else if (extensions.has("GL_NV_texture_barrier")) {
+ GET_PROC_SUFFIX(TextureBarrier, NV);
+ }
+
+ if (glVer >= GR_GL_VER(3,2)) {
+ GET_PROC(VertexAttribDivisor);
+ } else if (extensions.has("GL_ARB_instanced_arrays")) {
+ GET_PROC(VertexAttribDivisor);
+ }
+
+ if (glVer >= GR_GL_VER(3,0)) {
+ GET_PROC(VertexAttribIPointer);
+ }
+
+ if (glVer >= GR_GL_VER(3,0)) {
+ 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);
+ } else if (extensions.has("GL_ARB_framebuffer_object")) {
+ 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);
+ } else if (extensions.has("GL_EXT_framebuffer_object")) {
+ GET_PROC_SUFFIX(BindFramebuffer, EXT);
+ GET_PROC_SUFFIX(BindRenderbuffer, EXT);
+ GET_PROC_SUFFIX(CheckFramebufferStatus, EXT);
+ GET_PROC_SUFFIX(DeleteFramebuffers, EXT);
+ GET_PROC_SUFFIX(DeleteRenderbuffers, EXT);
+ GET_PROC_SUFFIX(FramebufferRenderbuffer, EXT);
+ GET_PROC_SUFFIX(FramebufferTexture2D, EXT);
+ GET_PROC_SUFFIX(GenFramebuffers, EXT);
+ GET_PROC_SUFFIX(GenRenderbuffers, EXT);
+ GET_PROC_SUFFIX(GenerateMipmap, EXT);
+ GET_PROC_SUFFIX(GetFramebufferAttachmentParameteriv, EXT);
+ GET_PROC_SUFFIX(GetRenderbufferParameteriv, EXT);
+ GET_PROC_SUFFIX(RenderbufferStorage, EXT);
+ }
+
+ if (glVer >= GR_GL_VER(3,0)) {
+ GET_PROC(BlitFramebuffer);
+ } else if (extensions.has("GL_ARB_framebuffer_object")) {
+ GET_PROC(BlitFramebuffer);
+ } else if (extensions.has("GL_EXT_framebuffer_blit")) {
+ GET_PROC_SUFFIX(BlitFramebuffer, EXT);
+ }
+
+ if (glVer >= GR_GL_VER(3,0)) {
+ GET_PROC(RenderbufferStorageMultisample);
+ } else if (extensions.has("GL_ARB_framebuffer_object")) {
+ GET_PROC(RenderbufferStorageMultisample);
+ } else if (extensions.has("GL_EXT_framebuffer_multisample")) {
+ GET_PROC_SUFFIX(RenderbufferStorageMultisample, EXT);
+ }
+
+ GET_PROC(MapBuffer);
+
+ GET_PROC(UnmapBuffer);
+
+ if (glVer >= GR_GL_VER(3,0)) {
+ GET_PROC(FlushMappedBufferRange);
+ GET_PROC(MapBufferRange);
+ } else if (extensions.has("GL_ARB_map_buffer_range")) {
+ GET_PROC(FlushMappedBufferRange);
+ GET_PROC(MapBufferRange);
+ }
+
+ if (extensions.has("GL_EXT_debug_marker")) {
+ GET_PROC_SUFFIX(InsertEventMarker, EXT);
+ GET_PROC_SUFFIX(PopGroupMarker, EXT);
+ GET_PROC_SUFFIX(PushGroupMarker, EXT);
+ }
+
+ if (glVer >= GR_GL_VER(4,3)) {
+ GET_PROC(GetProgramResourceLocation);
+ } else if (extensions.has("GL_ARB_program_interface_query")) {
+ GET_PROC(GetProgramResourceLocation);
+ }
+
+ if (extensions.has("GL_NV_path_rendering")) {
+ GET_PROC_SUFFIX(MatrixLoadIdentity, EXT);
+ GET_PROC_SUFFIX(MatrixLoadf, EXT);
+ }
+
+ if (extensions.has("GL_NV_path_rendering")) {
+ GET_PROC_SUFFIX(CoverFillPath, NV);
+ GET_PROC_SUFFIX(CoverFillPathInstanced, NV);
+ GET_PROC_SUFFIX(CoverStrokePath, NV);
+ GET_PROC_SUFFIX(CoverStrokePathInstanced, NV);
+ GET_PROC_SUFFIX(DeletePaths, NV);
+ GET_PROC_SUFFIX(GenPaths, NV);
+ GET_PROC_SUFFIX(IsPath, NV);
+ GET_PROC_SUFFIX(PathCommands, NV);
+ GET_PROC_SUFFIX(PathParameterf, NV);
+ GET_PROC_SUFFIX(PathParameteri, NV);
+ GET_PROC_SUFFIX(PathStencilFunc, NV);
+ GET_PROC_SUFFIX(ProgramPathFragmentInputGen, NV);
+ GET_PROC_SUFFIX(StencilFillPath, NV);
+ GET_PROC_SUFFIX(StencilFillPathInstanced, NV);
+ GET_PROC_SUFFIX(StencilStrokePath, NV);
+ GET_PROC_SUFFIX(StencilStrokePathInstanced, NV);
+ GET_PROC_SUFFIX(StencilThenCoverFillPath, NV);
+ GET_PROC_SUFFIX(StencilThenCoverFillPathInstanced, NV);
+ GET_PROC_SUFFIX(StencilThenCoverStrokePath, NV);
+ GET_PROC_SUFFIX(StencilThenCoverStrokePathInstanced, NV);
+ }
+
+ if (extensions.has("GL_NV_framebuffer_mixed_samples")) {
+ GET_PROC_SUFFIX(CoverageModulation, NV);
+ }
+
+ if (glVer >= GR_GL_VER(4,3)) {
+ GET_PROC(DebugMessageCallback);
+ GET_PROC(DebugMessageControl);
+ GET_PROC(DebugMessageInsert);
+ GET_PROC(GetDebugMessageLog);
+ GET_PROC(ObjectLabel);
+ GET_PROC(PopDebugGroup);
+ GET_PROC(PushDebugGroup);
+ } else if (extensions.has("GL_KHR_debug")) {
+ GET_PROC(DebugMessageCallback);
+ GET_PROC(DebugMessageControl);
+ GET_PROC(DebugMessageInsert);
+ GET_PROC(GetDebugMessageLog);
+ GET_PROC(ObjectLabel);
+ GET_PROC(PopDebugGroup);
+ GET_PROC(PushDebugGroup);
+ }
+
+ if (extensions.has("GL_EXT_window_rectangles")) {
+ GET_PROC_SUFFIX(WindowRectangles, EXT);
+ }
+
+ if (extensions.has("EGL_KHR_image")) {
+ GET_EGL_PROC_SUFFIX(CreateImage, KHR);
+ GET_EGL_PROC_SUFFIX(DestroyImage, KHR);
+ } else if (extensions.has("EGL_KHR_image_base")) {
+ GET_EGL_PROC_SUFFIX(CreateImage, KHR);
+ GET_EGL_PROC_SUFFIX(DestroyImage, KHR);
+ }
+
+ if (glVer >= GR_GL_VER(3,2)) {
+ GET_PROC(ClientWaitSync);
+ GET_PROC(DeleteSync);
+ GET_PROC(FenceSync);
+ GET_PROC(IsSync);
+ GET_PROC(WaitSync);
+ } else if (extensions.has("GL_ARB_sync")) {
+ GET_PROC(ClientWaitSync);
+ GET_PROC(DeleteSync);
+ GET_PROC(FenceSync);
+ GET_PROC(IsSync);
+ GET_PROC(WaitSync);
+ }
+
+ if (glVer >= GR_GL_VER(4,2)) {
+ GET_PROC(GetInternalformativ);
+ } else if (extensions.has("GL_ARB_internalformat_query")) {
+ GET_PROC(GetInternalformativ);
+ }
+
+ if (glVer >= GR_GL_VER(4,1)) {
+ GET_PROC(GetProgramBinary);
+ GET_PROC(ProgramBinary);
+ GET_PROC(ProgramParameteri);
+ }
+
+ if (glVer >= GR_GL_VER(3,2)) {
+ GET_PROC(BindSampler);
+ GET_PROC(DeleteSamplers);
+ GET_PROC(GenSamplers);
+ GET_PROC(SamplerParameteri);
+ GET_PROC(SamplerParameteriv);
+ } else if (extensions.has("GL_ARB_sampler_objects")) {
+ GET_PROC(BindSampler);
+ GET_PROC(DeleteSamplers);
+ GET_PROC(GenSamplers);
+ GET_PROC(SamplerParameteri);
+ GET_PROC(SamplerParameteriv);
+ }
+
+ GET_PROC(GetQueryObjectiv);
+
+ GET_PROC(BeginQuery);
+ GET_PROC(DeleteQueries);
+ GET_PROC(EndQuery);
+ GET_PROC(GenQueries);
+ GET_PROC(GetQueryObjectuiv);
+ GET_PROC(GetQueryiv);
+
+ if (glVer >= GR_GL_VER(3,3)) {
+ GET_PROC(GetQueryObjecti64v);
+ GET_PROC(GetQueryObjectui64v);
+ } else if (extensions.has("GL_ARB_timer_query")) {
+ GET_PROC(GetQueryObjecti64v);
+ GET_PROC(GetQueryObjectui64v);
+ } else if (extensions.has("GL_EXT_timer_query")) {
+ GET_PROC_SUFFIX(GetQueryObjecti64v, EXT);
+ GET_PROC_SUFFIX(GetQueryObjectui64v, EXT);
+ }
+
+ if (glVer >= GR_GL_VER(3,3)) {
+ GET_PROC(QueryCounter);
+ } else if (extensions.has("GL_ARB_timer_query")) {
+ GET_PROC(QueryCounter);
+ }
+
+ if (glVer >= GR_GL_VER(4,3)) {
+ GET_PROC(InvalidateBufferData);
+ GET_PROC(InvalidateBufferSubData);
+ GET_PROC(InvalidateTexImage);
+ GET_PROC(InvalidateTexSubImage);
+ } else if (extensions.has("GL_ARB_invalidate_subdata")) {
+ GET_PROC(InvalidateBufferData);
+ GET_PROC(InvalidateBufferSubData);
+ GET_PROC(InvalidateTexImage);
+ GET_PROC(InvalidateTexSubImage);
+ }
+
+ if (glVer >= GR_GL_VER(4,3)) {
+ GET_PROC(InvalidateFramebuffer);
+ GET_PROC(InvalidateSubFramebuffer);
+ } else if (extensions.has("GL_ARB_invalidate_subdata")) {
+ GET_PROC(InvalidateFramebuffer);
+ GET_PROC(InvalidateSubFramebuffer);
+ }
+
+ if (glVer >= GR_GL_VER(4,3)) {
+ GET_PROC(GetShaderPrecisionFormat);
+ } else if (extensions.has("GL_ARB_ES2_compatibility")) {
+ GET_PROC(GetShaderPrecisionFormat);
+ }
+
+
+ // End autogenerated content
+ interface->fStandard = kGL_GrGLStandard;
+ interface->fExtensions.swap(&extensions);
+
+ return std::move(interface);
+}
+#endif