forked from mirrors/gecko-dev
e1d0fe64bb
* Context loss using RAII * Move Program reflection Client-side Depends on D54018 Differential Revision: https://phabricator.services.mozilla.com/D54019 --HG-- extra : moz-landing-system : lando
94 lines
2.7 KiB
C++
94 lines
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "WebGL2Context.h"
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#include "WebGLProgram.h"
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#include "WebGLTransformFeedback.h"
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#include "GLContext.h"
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namespace mozilla {
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// -------------------------------------------------------------------------
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// Transform Feedback
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RefPtr<WebGLTransformFeedback> WebGL2Context::CreateTransformFeedback() {
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const FuncScope funcScope(*this, "createTransformFeedback");
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if (IsContextLost()) return nullptr;
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GLuint tf = 0;
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gl->fGenTransformFeedbacks(1, &tf);
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return new WebGLTransformFeedback(this, tf);
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}
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void WebGL2Context::BindTransformFeedback(WebGLTransformFeedback* tf) {
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FuncScope funcScope(*this, "bindTransformFeedback");
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if (IsContextLost()) return;
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funcScope.mBindFailureGuard = true;
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if (tf && !ValidateObject("tf", *tf)) return;
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if (mBoundTransformFeedback->mIsActive &&
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!mBoundTransformFeedback->mIsPaused) {
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ErrorInvalidOperation(
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"Currently bound transform feedback is active and not"
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" paused.");
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return;
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}
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////
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mBoundTransformFeedback = (tf ? tf : mDefaultTransformFeedback.get());
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gl->fBindTransformFeedback(LOCAL_GL_TRANSFORM_FEEDBACK,
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mBoundTransformFeedback->mGLName);
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if (mBoundTransformFeedback) {
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mBoundTransformFeedback->mHasBeenBound = true;
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}
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funcScope.mBindFailureGuard = false;
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}
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void WebGL2Context::BeginTransformFeedback(GLenum primMode) {
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const FuncScope funcScope(*this, "beginTransformFeedback");
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if (IsContextLost()) return;
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mBoundTransformFeedback->BeginTransformFeedback(primMode);
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}
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void WebGL2Context::EndTransformFeedback() {
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const FuncScope funcScope(*this, "endTransformFeedback");
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if (IsContextLost()) return;
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mBoundTransformFeedback->EndTransformFeedback();
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}
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void WebGL2Context::PauseTransformFeedback() {
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const FuncScope funcScope(*this, "pauseTransformFeedback");
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if (IsContextLost()) return;
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mBoundTransformFeedback->PauseTransformFeedback();
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}
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void WebGL2Context::ResumeTransformFeedback() {
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const FuncScope funcScope(*this, "resumeTransformFeedback");
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if (IsContextLost()) return;
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mBoundTransformFeedback->ResumeTransformFeedback();
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}
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void WebGL2Context::TransformFeedbackVaryings(
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WebGLProgram& program, const std::vector<std::string>& varyings,
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GLenum bufferMode) const {
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const FuncScope funcScope(*this, "transformFeedbackVaryings");
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if (IsContextLost()) return;
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if (!ValidateObject("program", program)) return;
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program.TransformFeedbackVaryings(varyings, bufferMode);
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}
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} // namespace mozilla
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