] ); } } else { state.texImage2D( _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, j + 1, glInternalFormat, glFormat, glType, mipmap.image[ i ] ); } } } } } if ( textureNeedsGenerateMipmaps( texture ) ) { // We assume images for cube map have the same size. generateMipmap( _gl.TEXTURE_CUBE_MAP ); } sourceProperties.__version = source.version; if ( texture.onUpdate ) texture.onUpdate( texture ); } textureProperties.__version = texture.version; } // Render targets // Setup storage for target texture and bind it to correct framebuffer function setupFrameBufferTexture( framebuffer, renderTarget, texture, attachment, textureTarget, level ) { const glFormat = utils.convert( texture.format, texture.colorSpace ); const glType = utils.convert( texture.type ); const glInternalFormat = getInternalFormat( texture.internalFormat, glFormat, glType, texture.normalized, texture.colorSpace ); const renderTargetProperties = properties.get( renderTarget ); const textureProperties = properties.get( texture ); textureProperties.__renderTarget = renderTarget; if ( ! renderTargetProperties.__hasExternalTextures ) { const width = Math.max( 1, renderTarget.width >> level ); const height = Math.max( 1, renderTarget.height >> level ); if ( textureTarget === _gl.TEXTURE_3D || textureTarget === _gl.TEXTURE_2D_ARRAY ) { state.texImage3D( textureTarget, level, glInternalFormat, width, height, renderTarget.depth, 0, glFormat, glType, null ); } else { state.texImage2D( textureTarget, level, glInternalFormat, width, height, 0, glFormat, glType, null ); } } state.bindFramebuffer( _gl.FRAMEBUFFER, framebuffer ); if ( useMultisampledRTT( renderTarget ) ) { multisampledRTTExt.framebufferTexture2DMultisampleEXT( _gl.FRAMEBUFFER, attachment, textureTarget, textureProperties.__webglTexture, 0, getRenderTargetSamples( renderTarget ) ); } else if ( textureTarget === _gl.TEXTURE_2D || ( textureTarget >= _gl.TEXTURE_CUBE_MAP_POSITIVE_X && textureTarget <= _gl.TEXTURE_CUBE_MAP_NEGATIVE_Z ) ) { // see #24753 _gl.framebufferTexture2D( _gl.FRAMEBUFFER, attachment, textureTarget, textureProperties.__webglTexture, level ); } state.bindFramebuffer( _gl.FRAMEBUFFER, null ); } // Setup storage for internal depth/stencil buffers and bind to correct framebuffer function setupRenderBufferStorage( renderbuffer, renderTarget, useMultisample ) { _gl.bindRenderbuffer( _gl.RENDERBUFFER, renderbuffer ); if ( renderTarget.depthBuffer ) { // retrieve the depth attachment types const depthTexture = renderTarget.depthTexture; const depthType = depthTexture && depthTexture.isDepthTexture ? depthTexture.type : null; const glInternalFormat = getInternalDepthFormat( renderTarget.stencilBuffer, depthType ); const glAttachmentType = renderTarget.stencilBuffer ? _gl.DEPTH_STENCIL_ATTACHMENT : _gl.DEPTH_ATTACHMENT; // set up the attachment if ( useMultisampledRTT( renderTarget ) ) { multisampledRTTExt.renderbufferStorageMultisampleEXT( _gl.RENDERBUFFER, getRenderTargetSamples( renderTarget ), glInternalFormat, renderTarget.width, renderTarget.height ); } else if ( useMultisample ) { _gl.renderbufferStorageMultisample( _gl.RENDERBUFFER, getRenderTargetSamples( renderTarget ), glInternalFormat, renderTarget.width, renderTarget.height ); } else { _gl.renderbufferStorage( _gl.RENDERBUFFER, glInternalFormat, renderTarget.width, renderTarget.height ); } _gl.framebufferRenderbuffer( _gl.FRAMEBUFFER, glAttachmentType, _gl.RENDERBUFFER, renderbuffer ); } else { const textures = renderTarget.textures; for ( let i = 0; i < textures.length; i ++ ) { const texture = textures[ i ]; const glFormat = utils.convert( texture.format, texture.colorSpace ); const glType = utils.convert( texture.type ); const glInternalFormat = getInternalFormat( texture.internalFormat, glFormat, glType, texture.normalized, texture.colorSpace ); if ( useMultisampledRTT( renderTarget ) ) { multisampledRTTExt.renderbufferStorageMultisampleEXT( _gl.RENDERBUFFER, getRenderTargetSamples( renderTarget ), glInternalFormat, renderTarget.width, renderTarget.height ); } else if ( useMultisample ) { _gl.renderbufferStorageMultisample( _gl.RENDERBUFFER, getRenderTargetSamples( renderTarget ), glInternalFormat, renderTarget.width, renderTarget.height ); } else { _gl.renderbufferStorage( _gl.RENDERBUFFER, glInternalFormat, renderTarget.width, renderTarget.height ); } } } _gl.bindRenderbuffer( _gl.RENDERBUFFER, null ); } // Setup resources for a Depth Texture for a FBO (needs an extension) function setupDepthTexture( framebuffer, renderTarget, cubeFace ) { const isCube = ( renderTarget.isWebGLCubeRenderTarget === true ); state.bindFramebuffer( _gl.FRAMEBUFFER, framebuffer ); if ( !