Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /* This Source Code Form is subject to the terms of the Mozilla Public
       3             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       4             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       5             : 
       6             : #include "WebGLExtensions.h"
       7             : 
       8             : #include "GLContext.h"
       9             : #include "mozilla/dom/WebGLRenderingContextBinding.h"
      10             : #include "WebGLContext.h"
      11             : 
      12             : namespace mozilla {
      13             : 
      14           0 : WebGLExtensionDepthTexture::WebGLExtensionDepthTexture(WebGLContext* webgl)
      15           0 :     : WebGLExtensionBase(webgl)
      16             : {
      17           0 :     auto& fua = webgl->mFormatUsage;
      18             : 
      19             :     const auto fnAdd = [&fua](webgl::EffectiveFormat effFormat, GLenum unpackFormat,
      20           0 :                               GLenum unpackType)
      21           0 :     {
      22           0 :         auto usage = fua->EditUsage(effFormat);
      23           0 :         usage->isFilterable = true;
      24           0 :         usage->SetRenderable();
      25             : 
      26           0 :         const webgl::PackingInfo pi = {unpackFormat, unpackType};
      27           0 :         const webgl::DriverUnpackInfo dui = {unpackFormat, unpackFormat, unpackType};
      28           0 :         fua->AddTexUnpack(usage, pi, dui);
      29             : 
      30           0 :         fua->AllowUnsizedTexFormat(pi, usage);
      31           0 :     };
      32             : 
      33             :     fnAdd(webgl::EffectiveFormat::DEPTH_COMPONENT16, LOCAL_GL_DEPTH_COMPONENT,
      34           0 :           LOCAL_GL_UNSIGNED_SHORT);
      35             : 
      36             :     fnAdd(webgl::EffectiveFormat::DEPTH_COMPONENT24, LOCAL_GL_DEPTH_COMPONENT,
      37           0 :           LOCAL_GL_UNSIGNED_INT);
      38             : 
      39             :     fnAdd(webgl::EffectiveFormat::DEPTH24_STENCIL8, LOCAL_GL_DEPTH_STENCIL,
      40           0 :           LOCAL_GL_UNSIGNED_INT_24_8);
      41           0 : }
      42             : 
      43           0 : WebGLExtensionDepthTexture::~WebGLExtensionDepthTexture()
      44             : {
      45           0 : }
      46             : 
      47           0 : IMPL_WEBGL_EXTENSION_GOOP(WebGLExtensionDepthTexture, WEBGL_depth_texture)
      48             : 
      49             : } // namespace mozilla