/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* 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 "WebGLActiveInfo.h" #include "mozilla/dom/WebGLRenderingContextBinding.h" namespace mozilla { static uint8_t ElemSizeFromType(GLenum elemType) { switch (elemType) { case LOCAL_GL_BOOL: case LOCAL_GL_FLOAT: case LOCAL_GL_INT: case LOCAL_GL_UNSIGNED_INT: case LOCAL_GL_SAMPLER_2D: case LOCAL_GL_SAMPLER_3D: case LOCAL_GL_SAMPLER_CUBE: case LOCAL_GL_SAMPLER_2D_SHADOW: case LOCAL_GL_SAMPLER_2D_ARRAY: case LOCAL_GL_SAMPLER_2D_ARRAY_SHADOW: case LOCAL_GL_SAMPLER_CUBE_SHADOW: case LOCAL_GL_INT_SAMPLER_2D: case LOCAL_GL_INT_SAMPLER_3D: case LOCAL_GL_INT_SAMPLER_CUBE: case LOCAL_GL_INT_SAMPLER_2D_ARRAY: case LOCAL_GL_UNSIGNED_INT_SAMPLER_2D: case LOCAL_GL_UNSIGNED_INT_SAMPLER_3D: case LOCAL_GL_UNSIGNED_INT_SAMPLER_CUBE: case LOCAL_GL_UNSIGNED_INT_SAMPLER_2D_ARRAY: return 1; case LOCAL_GL_BOOL_VEC2: case LOCAL_GL_FLOAT_VEC2: case LOCAL_GL_INT_VEC2: case LOCAL_GL_UNSIGNED_INT_VEC2: return 2; case LOCAL_GL_BOOL_VEC3: case LOCAL_GL_FLOAT_VEC3: case LOCAL_GL_INT_VEC3: case LOCAL_GL_UNSIGNED_INT_VEC3: return 3; case LOCAL_GL_BOOL_VEC4: case LOCAL_GL_FLOAT_VEC4: case LOCAL_GL_INT_VEC4: case LOCAL_GL_UNSIGNED_INT_VEC4: case LOCAL_GL_FLOAT_MAT2: return 4; case LOCAL_GL_FLOAT_MAT2x3: case LOCAL_GL_FLOAT_MAT3x2: return 6; case LOCAL_GL_FLOAT_MAT2x4: case LOCAL_GL_FLOAT_MAT4x2: return 8; case LOCAL_GL_FLOAT_MAT3: return 9; case LOCAL_GL_FLOAT_MAT3x4: case LOCAL_GL_FLOAT_MAT4x3: return 12; case LOCAL_GL_FLOAT_MAT4: return 16; default: MOZ_CRASH("GFX: Bad `elemType`."); } } //////////////////// WebGLActiveInfo::WebGLActiveInfo(WebGLContext* webgl, GLint elemCount, GLenum elemType, bool isArray, const nsACString& baseUserName, const nsACString& baseMappedName) : mWebGL(webgl) , mElemCount(elemCount) , mElemType(elemType) , mBaseUserName(baseUserName) , mIsArray(isArray) , mElemSize(ElemSizeFromType(elemType)) , mBaseMappedName(baseMappedName) { } bool WebGLActiveInfo::IsSampler() const { switch (mElemType) { case LOCAL_GL_SAMPLER_2D: case LOCAL_GL_SAMPLER_3D: case LOCAL_GL_SAMPLER_CUBE: case LOCAL_GL_SAMPLER_2D_SHADOW: case LOCAL_GL_SAMPLER_2D_ARRAY: case LOCAL_GL_SAMPLER_2D_ARRAY_SHADOW: case LOCAL_GL_SAMPLER_CUBE_SHADOW: case LOCAL_GL_INT_SAMPLER_2D: case LOCAL_GL_INT_SAMPLER_3D: case LOCAL_GL_INT_SAMPLER_CUBE: case LOCAL_GL_INT_SAMPLER_2D_ARRAY: case LOCAL_GL_UNSIGNED_INT_SAMPLER_2D: case LOCAL_GL_UNSIGNED_INT_SAMPLER_3D: case LOCAL_GL_UNSIGNED_INT_SAMPLER_CUBE: case LOCAL_GL_UNSIGNED_INT_SAMPLER_2D_ARRAY: return true; default: return false; } } //////////////////////////////////////////////////////////////////////////////// JSObject* WebGLActiveInfo::WrapObject(JSContext* js, JS::Handle<JSObject*> givenProto) { return dom::WebGLActiveInfoBinding::Wrap(js, this, givenProto); } NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_0(WebGLActiveInfo) NS_IMPL_CYCLE_COLLECTION_ROOT_NATIVE(WebGLActiveInfo, AddRef) NS_IMPL_CYCLE_COLLECTION_UNROOT_NATIVE(WebGLActiveInfo, Release) } // namespace mozilla