+ for(int x = 0; x < gridWidth + 1; ++x)
+ {
+ AddVertex(vertices, x, y);
+ }
+ }
+
+ // Create indices
+ Vector<unsigned short> indices;
+ indices.Reserve(gridWidth * gridHeight * 6);
+
+ unsigned int rowIdx = 0;
+ unsigned int nextRowIdx = gridWidth + 1;
+ for(int y = 0; y < gridHeight; ++y, ++nextRowIdx, ++rowIdx)
+ {
+ for(int x = 0; x < gridWidth; ++x, ++nextRowIdx, ++rowIdx)
+ {
+ AddQuadIndices(indices, rowIdx, nextRowIdx);
+ }
+ }
+
+ return GenerateGeometry(vertices, indices);
+}
+
+Geometry VisualFactoryCache::GetNPatchGeometry(int index)
+{
+ Geometry geometry;
+ const NPatchData* data;
+ if(mNPatchLoader.GetNPatchData(mBrokenImageInfoContainer[index].npatchId, data) && data->GetLoadingState() == NPatchData::LoadingState::LOAD_COMPLETE)
+ {
+ if(data->GetStretchPixelsX().Size() == 1 && data->GetStretchPixelsY().Size() == 1)
+ {
+ geometry = GetGeometry(VisualFactoryCache::NINE_PATCH_GEOMETRY);
+ if(!geometry)
+ {
+ geometry = CreateNPatchGeometry(Uint16Pair(3,3));
+ SaveGeometry(VisualFactoryCache::NINE_PATCH_GEOMETRY, geometry);
+ }
+ }
+ else if(data->GetStretchPixelsX().Size() > 0 || data->GetStretchPixelsY().Size() > 0)
+ {
+ Uint16Pair gridSize(2 * data->GetStretchPixelsX().Size() + 1, 2 * data->GetStretchPixelsY().Size() + 1);
+ geometry = CreateNPatchGeometry(gridSize);
+ }
+ }
+ else
+ {
+ // no N patch data so use default geometry
+ geometry = GetGeometry(VisualFactoryCache::NINE_PATCH_GEOMETRY);
+ if(!geometry)
+ {
+ geometry = CreateNPatchGeometry(Uint16Pair(3,3));
+ SaveGeometry(VisualFactoryCache::NINE_PATCH_GEOMETRY, geometry);
+ }
+ }
+ return geometry;
+}
+
+Shader VisualFactoryCache::GetNPatchShader(int index)
+{
+ Shader shader;
+ const NPatchData* data;
+ // 0 is either no data (load failed?) or no stretch regions on image
+ // for both cases we use the default shader
+ NPatchUtility::StretchRanges::SizeType xStretchCount = 0;
+ NPatchUtility::StretchRanges::SizeType yStretchCount = 0;
+
+ // ask loader for the regions
+ if(mNPatchLoader.GetNPatchData(mBrokenImageInfoContainer[index].npatchId, data))
+ {
+ xStretchCount = data->GetStretchPixelsX().Count();
+ yStretchCount = data->GetStretchPixelsY().Count();
+ }
+
+ if(DALI_LIKELY((xStretchCount == 0 && yStretchCount == 0)))
+ {
+ shader = GetShader(VisualFactoryCache::NINE_PATCH_SHADER);
+ if(DALI_UNLIKELY(!shader))
+ {
+ shader = Shader::New(SHADER_NPATCH_VISUAL_3X3_SHADER_VERT, SHADER_NPATCH_VISUAL_SHADER_FRAG);
+
+ // Only cache vanilla 9 patch shaders
+ SaveShader(VisualFactoryCache::NINE_PATCH_SHADER, shader);
+ }
+ }
+ else if(xStretchCount > 0 || yStretchCount > 0)
+ {
+ std::stringstream vertexShader;
+ vertexShader << "#define FACTOR_SIZE_X " << xStretchCount + 2 << "\n"
+ << "#define FACTOR_SIZE_Y " << yStretchCount + 2 << "\n"
+ << SHADER_NPATCH_VISUAL_SHADER_VERT;
+ shader = Shader::New(vertexShader.str(), SHADER_NPATCH_VISUAL_SHADER_FRAG);
+ }
+ return shader;
+}
+
+void VisualFactoryCache::RegisterStretchProperties(Renderer& renderer, const char* uniformName, const NPatchUtility::StretchRanges& stretchPixels, uint16_t imageExtent)
+{
+ uint16_t prevEnd = 0;
+ uint16_t prevFix = 0;
+ uint16_t prevStretch = 0;
+ unsigned int i = 1;
+ for(NPatchUtility::StretchRanges::ConstIterator it = stretchPixels.Begin(); it != stretchPixels.End(); ++it, ++i)
+ {
+ uint16_t start = it->GetX();
+ uint16_t end = it->GetY();
+
+ uint16_t fix = prevFix + start - prevEnd;
+ uint16_t stretch = prevStretch + end - start;
+
+ std::stringstream uniform;
+ uniform << uniformName << "[" << i << "]";
+ renderer.RegisterProperty(uniform.str(), Vector2(fix, stretch));
+
+ prevEnd = end;
+ prevFix = fix;
+ prevStretch = stretch;
+ }
+
+ {
+ prevFix += imageExtent - prevEnd;
+ std::stringstream uniform;
+ uniform << uniformName << "[" << i << "]";
+ renderer.RegisterProperty(uniform.str(), Vector2(prevFix, prevStretch));
+ }
+}
+
+void VisualFactoryCache::ApplyTextureAndUniforms(Renderer& renderer, int index)
+{
+ const NPatchData* data;
+ TextureSet textureSet;
+ if(mNPatchLoader.GetNPatchData(mBrokenImageInfoContainer[index].npatchId, data) && data->GetLoadingState() == NPatchData::LoadingState::LOAD_COMPLETE)
+ {
+ textureSet = data->GetTextures();
+ mBrokenImageInfoContainer[index].texture = data->GetTextures().GetTexture(0);
+
+ if(data->GetStretchPixelsX().Size() == 1 && data->GetStretchPixelsY().Size() == 1)
+ {
+ //special case for 9 patch
+ Uint16Pair stretchX = data->GetStretchPixelsX()[0];
+ Uint16Pair stretchY = data->GetStretchPixelsY()[0];
+
+ uint16_t stretchWidth = (stretchX.GetY() >= stretchX.GetX()) ? stretchX.GetY() - stretchX.GetX() : 0;
+ uint16_t stretchHeight = (stretchY.GetY() >= stretchY.GetX()) ? stretchY.GetY() - stretchY.GetX() : 0;
+
+ renderer.RegisterProperty("uFixed[0]", Vector2::ZERO);
+ renderer.RegisterProperty("uFixed[1]", Vector2(stretchX.GetX(), stretchY.GetX()));
+ renderer.RegisterProperty("uFixed[2]", Vector2(data->GetCroppedWidth() - stretchWidth, data->GetCroppedHeight() - stretchHeight));
+ renderer.RegisterProperty("uStretchTotal", Vector2(stretchWidth, stretchHeight));
+ }
+ else
+ {
+ renderer.RegisterProperty("uNinePatchFactorsX[0]", Vector2::ZERO);
+ renderer.RegisterProperty("uNinePatchFactorsY[0]", Vector2::ZERO);
+
+ RegisterStretchProperties(renderer, "uNinePatchFactorsX", data->GetStretchPixelsX(), data->GetCroppedWidth());
+ RegisterStretchProperties(renderer, "uNinePatchFactorsY", data->GetStretchPixelsY(), data->GetCroppedHeight());
+ }
+ renderer.SetTextures(textureSet);
+ }
+}
+
+void VisualFactoryCache::UpdateBrokenImageRenderer(Renderer& renderer, const Vector2& size)
+{
+ // Load Information for broken image
+ for(uint32_t index = 0; index < mBrokenImageInfoContainer.size(); index++)
+ {
+ if(mBrokenImageInfoContainer[index].width == 0 && mBrokenImageInfoContainer[index].height == 0)
+ {
+ if(!mBrokenImageInfoContainer[index].url.empty())
+ {
+ VisualUrl visualUrl(mBrokenImageInfoContainer[index].url);
+ mBrokenImageInfoContainer[index].visualType = visualUrl.GetType();
+ if(mBrokenImageInfoContainer[index].visualType == VisualUrl::Type::N_PATCH)
+ {
+ const NPatchData* data;
+ Rect<int> border;
+ mBrokenImageInfoContainer[index].npatchId = mNPatchLoader.Load( mTextureManager, NULL, mBrokenImageInfoContainer[index].url, border, mPreMultiplyOnLoad, true);
+ if(mNPatchLoader.GetNPatchData(mBrokenImageInfoContainer[index].npatchId, data) && data->GetLoadingState() == NPatchData::LoadingState::LOAD_COMPLETE)
+ {
+ mBrokenImageInfoContainer[index].width = data->GetCroppedWidth();
+ mBrokenImageInfoContainer[index].height = data->GetCroppedHeight();
+ }
+ else
+ {
+ DALI_LOG_ERROR("Can't update renderer for broken image. maybe image loading is failed [path:%s] \n",mBrokenImageInfoContainer[index].url.c_str());
+ }
+ }
+ else
+ {
+ GetBrokenVisualImage(index);
+ }
+ }
+ }
+ }
+
+ // Set Texutre to renderer
+ int brokenIndex = GetProperBrokenImageIndex(size);
+ if(GetBrokenImageVisualType(brokenIndex) == VisualUrl::N_PATCH)
+ {
+ // Set geometry and shader for npatch
+ Geometry geometry = GetNPatchGeometry(brokenIndex);
+ Shader shader = GetNPatchShader(brokenIndex);
+ renderer.SetGeometry(geometry);
+ renderer.SetShader(shader);
+ ApplyTextureAndUniforms(renderer, brokenIndex);
+ }
+ else
+ {
+ Texture brokenImage = GetBrokenVisualImage(brokenIndex);
+ TextureSet textureSet = TextureSet::New();
+ textureSet.SetTexture(0u, brokenImage);
+ renderer.SetTextures(textureSet);
+ }
+}
+
+int32_t VisualFactoryCache::GetProperBrokenImageIndex(const Vector2& size)
+{
+ // Sets the default broken type
+ int32_t returnIndex = 0;
+ if((size.width == 0 || size.height == 0))
+ {
+ // To do : Need to add observer about size
+ return returnIndex;
+ }
+
+ // Find the proper value if we know the size of the image
+ for(int32_t index = static_cast<int32_t>(mBrokenImageInfoContainer.size()) - 1; index >= 0; index--)
+ {
+ // Skip if the value is not set
+ if(mBrokenImageInfoContainer[index].width == 0 || mBrokenImageInfoContainer[index].height == 0)
+ {
+ continue;
+ }
+
+ if(mBrokenImageInfoContainer[index].width < size.width && mBrokenImageInfoContainer[index].height < size.height)
+ {
+ returnIndex = index;
+ break;
+ }
projects / platform / core / uifw / dali-toolkit.git / commitdiff
