michael@0: /*
michael@0:  * Copyright 2011 Google Inc.
michael@0:  *
michael@0:  * Use of this source code is governed by a BSD-style license that can be
michael@0:  * found in the LICENSE file.
michael@0:  */
michael@0: 
michael@0: #include "GrGLTexture.h"
michael@0: #include "GrGpuGL.h"
michael@0: 
michael@0: #define GPUGL static_cast<GrGpuGL*>(getGpu())
michael@0: 
michael@0: #define GL_CALL(X) GR_GL_CALL(GPUGL->glInterface(), X)
michael@0: 
michael@0: void GrGLTexture::init(GrGpuGL* gpu,
michael@0:                        const Desc& textureDesc,
michael@0:                        const GrGLRenderTarget::Desc* rtDesc) {
michael@0: 
michael@0:     SkASSERT(0 != textureDesc.fTextureID);
michael@0: 
michael@0:     fTexParams.invalidate();
michael@0:     fTexParamsTimestamp = GrGpu::kExpiredTimestamp;
michael@0:     fTexIDObj.reset(SkNEW_ARGS(GrGLTexID, (GPUGL->glInterface(),
michael@0:                                            textureDesc.fTextureID,
michael@0:                                            textureDesc.fIsWrapped)));
michael@0: 
michael@0:     if (NULL != rtDesc) {
michael@0:         GrGLIRect vp;
michael@0:         vp.fLeft   = 0;
michael@0:         vp.fWidth  = textureDesc.fWidth;
michael@0:         vp.fBottom = 0;
michael@0:         vp.fHeight = textureDesc.fHeight;
michael@0: 
michael@0:         fRenderTarget.reset(SkNEW_ARGS(GrGLRenderTarget, (gpu, *rtDesc, vp, fTexIDObj, this)));
michael@0:     }
michael@0: }
michael@0: 
michael@0: GrGLTexture::GrGLTexture(GrGpuGL* gpu,
michael@0:                          const Desc& textureDesc)
michael@0:     : INHERITED(gpu, textureDesc.fIsWrapped, textureDesc) {
michael@0:     this->init(gpu, textureDesc, NULL);
michael@0: }
michael@0: 
michael@0: GrGLTexture::GrGLTexture(GrGpuGL* gpu,
michael@0:                          const Desc& textureDesc,
michael@0:                          const GrGLRenderTarget::Desc& rtDesc)
michael@0:     : INHERITED(gpu, textureDesc.fIsWrapped, textureDesc) {
michael@0:     this->init(gpu, textureDesc, &rtDesc);
michael@0: }
michael@0: 
michael@0: void GrGLTexture::onRelease() {
michael@0:     GPUGL->notifyTextureDelete(this);
michael@0:     fTexIDObj.reset(NULL);
michael@0:     INHERITED::onRelease();
michael@0: }
michael@0: 
michael@0: void GrGLTexture::onAbandon() {
michael@0:     if (NULL != fTexIDObj.get()) {
michael@0:         fTexIDObj->abandon();
michael@0:         fTexIDObj.reset(NULL);
michael@0:     }
michael@0: 
michael@0:     INHERITED::onAbandon();
michael@0: }
michael@0: 
michael@0: GrBackendObject GrGLTexture::getTextureHandle() const {
michael@0:     return static_cast<GrBackendObject>(this->textureID());
michael@0: }