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/*
* Copyright 2022 The Chromium Authors. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#if ENABLE(WEBGL)
#include "WebGLDrawInstancedBaseVertexBaseInstance.h"
#include "InspectorInstrumentation.h"
#include <wtf/IsoMallocInlines.h>
namespace WebCore {
WTF_MAKE_ISO_ALLOCATED_IMPL(WebGLDrawInstancedBaseVertexBaseInstance);
WebGLDrawInstancedBaseVertexBaseInstance::WebGLDrawInstancedBaseVertexBaseInstance(WebGLRenderingContextBase& context)
: WebGLExtension(context)
{
context.graphicsContextGL()->ensureExtensionEnabled("GL_ANGLE_base_vertex_base_instance"_s);
}
WebGLDrawInstancedBaseVertexBaseInstance::~WebGLDrawInstancedBaseVertexBaseInstance() = default;
WebGLExtension::ExtensionName WebGLDrawInstancedBaseVertexBaseInstance::getName() const
{
return WebGLDrawInstancedBaseVertexBaseInstanceName;
}
bool WebGLDrawInstancedBaseVertexBaseInstance::supported(GraphicsContextGL& context)
{
return context.supportsExtension("GL_ANGLE_base_vertex_base_instance"_s);
}
void WebGLDrawInstancedBaseVertexBaseInstance::drawArraysInstancedBaseInstanceWEBGL(GCGLenum mode, GCGLint first, GCGLsizei count, GCGLsizei instanceCount, GCGLuint baseInstance)
{
auto context = WebGLExtensionScopedContext(this);
if (context.isLost())
return;
if (!context->validateVertexArrayObject("drawArraysInstancedBaseInstanceWEBGL"))
return;
if (context->m_currentProgram && InspectorInstrumentation::isWebGLProgramDisabled(*context, *context->m_currentProgram))
return;
context->clearIfComposited(WebGLRenderingContextBase::CallerTypeDrawOrClear);
{
InspectorScopedShaderProgramHighlight scopedHighlight(*context, context->m_currentProgram.get());
context->graphicsContextGL()->drawArraysInstancedBaseInstanceANGLE(mode, first, count, instanceCount, baseInstance);
}
context->markContextChangedAndNotifyCanvasObserver();
}
void WebGLDrawInstancedBaseVertexBaseInstance::drawElementsInstancedBaseVertexBaseInstanceWEBGL(GCGLenum mode, GCGLsizei count, GCGLenum type, GCGLintptr offset, GCGLsizei instanceCount, GCGLint baseVertex, GCGLuint baseInstance)
{
auto context = WebGLExtensionScopedContext(this);
if (context.isLost())
return;
if (!context->validateVertexArrayObject("drawElementsInstancedBaseVertexBaseInstanceWEBGL"))
return;
if (context->m_currentProgram && InspectorInstrumentation::isWebGLProgramDisabled(*context, *context->m_currentProgram))
return;
context->clearIfComposited(WebGLRenderingContextBase::CallerTypeDrawOrClear);
{
InspectorScopedShaderProgramHighlight scopedHighlight(*context, context->m_currentProgram.get());
context->graphicsContextGL()->drawElementsInstancedBaseVertexBaseInstanceANGLE(mode, count, type, offset, instanceCount, baseVertex, baseInstance);
}
context->markContextChangedAndNotifyCanvasObserver();
}
} // namespace WebCore
#endif // ENABLE(WEBGL)
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