зеркало из https://github.com/mozilla/gecko-dev.git
128 строки
2.9 KiB
C++
128 строки
2.9 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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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 "WebGLSampler.h"
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#include "GLContext.h"
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#include "mozilla/dom/WebGL2RenderingContextBinding.h"
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#include "WebGLContext.h"
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namespace mozilla {
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WebGLSampler::WebGLSampler(WebGLContext* webgl, GLuint sampler)
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: WebGLContextBoundObject(webgl)
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, mGLName(sampler)
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, mMinFilter(LOCAL_GL_NEAREST_MIPMAP_LINEAR)
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, mMagFilter(LOCAL_GL_LINEAR)
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, mWrapS(LOCAL_GL_REPEAT)
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, mWrapT(LOCAL_GL_REPEAT)
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, mWrapR(LOCAL_GL_REPEAT)
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, mMinLod(-1000)
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, mMaxLod(1000)
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, mCompareMode(LOCAL_GL_NONE)
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, mCompareFunc(LOCAL_GL_LEQUAL)
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{
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mContext->mSamplers.insertBack(this);
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}
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WebGLSampler::~WebGLSampler()
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{
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DeleteOnce();
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}
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void
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WebGLSampler::Delete()
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{
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mContext->MakeContextCurrent();
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mContext->gl->fDeleteSamplers(1, &mGLName);
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removeFrom(mContext->mSamplers);
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}
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WebGLContext*
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WebGLSampler::GetParentObject() const
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{
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return mContext;
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}
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JSObject*
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WebGLSampler::WrapObject(JSContext* cx, JS::Handle<JSObject*> givenProto)
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{
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return dom::WebGLSamplerBinding::Wrap(cx, this, givenProto);
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}
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void
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WebGLSampler::SamplerParameter1i(GLenum pname, GLint param)
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{
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switch (pname) {
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case LOCAL_GL_TEXTURE_MIN_FILTER:
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mMinFilter = param;
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break;
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case LOCAL_GL_TEXTURE_MAG_FILTER:
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mMagFilter = param;
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break;
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case LOCAL_GL_TEXTURE_WRAP_S:
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mWrapS = param;
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break;
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case LOCAL_GL_TEXTURE_WRAP_T:
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mWrapT = param;
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break;
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case LOCAL_GL_TEXTURE_WRAP_R:
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mWrapR = param;
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break;
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case LOCAL_GL_TEXTURE_COMPARE_MODE:
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mCompareMode = param;
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break;
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case LOCAL_GL_TEXTURE_COMPARE_FUNC:
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mCompareFunc = param;
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break;
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default:
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MOZ_CRASH("Unhandled pname");
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break;
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}
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for (uint32_t i = 0; i < mContext->mBoundSamplers.Length(); ++i) {
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if (this == mContext->mBoundSamplers[i])
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mContext->InvalidateResolveCacheForTextureWithTexUnit(i);
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}
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}
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void
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WebGLSampler::SamplerParameter1f(GLenum pname, GLfloat param)
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{
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switch (pname) {
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case LOCAL_GL_TEXTURE_MIN_LOD:
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mMinLod = param;
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break;
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case LOCAL_GL_TEXTURE_MAX_LOD:
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mMaxLod = param;
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break;
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default:
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MOZ_CRASH("Unhandled pname");
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break;
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}
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for (uint32_t i = 0; i < mContext->mBoundSamplers.Length(); ++i) {
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if (this == mContext->mBoundSamplers[i])
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mContext->InvalidateResolveCacheForTextureWithTexUnit(i);
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}
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}
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NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_0(WebGLSampler)
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NS_IMPL_CYCLE_COLLECTION_ROOT_NATIVE(WebGLSampler, AddRef)
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NS_IMPL_CYCLE_COLLECTION_UNROOT_NATIVE(WebGLSampler, Release)
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} // namespace mozilla
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