зеркало из https://github.com/mozilla/gecko-dev.git
67 строки
2.2 KiB
C++
67 строки
2.2 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#include "WebGL2Context.h"
|
|
|
|
#include "GLContext.h"
|
|
#include "WebGLContextUtils.h"
|
|
|
|
namespace mozilla {
|
|
|
|
void
|
|
WebGL2Context::GetInternalformatParameter(JSContext* cx, GLenum target,
|
|
GLenum internalformat, GLenum pname,
|
|
JS::MutableHandleValue retval,
|
|
ErrorResult& rv)
|
|
{
|
|
if (IsContextLost())
|
|
return;
|
|
|
|
if (target != LOCAL_GL_RENDERBUFFER) {
|
|
return ErrorInvalidEnumInfo("getInternalfomratParameter: target must be "
|
|
"RENDERBUFFER. Was:", target);
|
|
}
|
|
|
|
// GL_INVALID_ENUM is generated if internalformat is not color-,
|
|
// depth-, or stencil-renderable.
|
|
// TODO: When format table queries lands.
|
|
|
|
if (pname != LOCAL_GL_SAMPLES) {
|
|
return ErrorInvalidEnumInfo("getInternalformatParameter: pname must be SAMPLES. "
|
|
"Was:", pname);
|
|
}
|
|
|
|
GLint* samples = nullptr;
|
|
GLint sampleCount = 0;
|
|
gl->fGetInternalformativ(LOCAL_GL_RENDERBUFFER, internalformat,
|
|
LOCAL_GL_NUM_SAMPLE_COUNTS, 1, &sampleCount);
|
|
if (sampleCount > 0) {
|
|
samples = new GLint[sampleCount];
|
|
gl->fGetInternalformativ(LOCAL_GL_RENDERBUFFER, internalformat, LOCAL_GL_SAMPLES,
|
|
sampleCount, samples);
|
|
}
|
|
|
|
JSObject* obj = dom::Int32Array::Create(cx, this, sampleCount, samples);
|
|
if (!obj) {
|
|
rv = NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
|
|
delete[] samples;
|
|
|
|
retval.setObjectOrNull(obj);
|
|
}
|
|
|
|
void
|
|
WebGL2Context::RenderbufferStorageMultisample(GLenum target, GLsizei samples,
|
|
GLenum internalFormat,
|
|
GLsizei width, GLsizei height)
|
|
{
|
|
RenderbufferStorage_base("renderbufferStorageMultisample", target, samples,
|
|
internalFormat, width, height);
|
|
}
|
|
|
|
} // namespace mozilla
|