- /*
- * Copyright (c) 2016 Samsung Electronics Co., Ltd.
+/*
+ * Copyright (c) 2021 Samsung Electronics Co., Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
namespace Dali
{
-
namespace Toolkit
{
-
namespace Internal
{
-
namespace AtlasMeshFactory
{
-
-void CreateQuad( SizeType imageWidth,
- SizeType imageHeight,
- SizeType block,
- const Toolkit::AtlasManager::AtlasSize& atlasSize,
- const Vector2& position,
- Toolkit::AtlasManager::Mesh2D& mesh )
+void CreateQuad(SizeType imageWidth,
+ SizeType imageHeight,
+ SizeType block,
+ const Toolkit::AtlasManager::AtlasSize& atlasSize,
+ const Vector2& position,
+ Toolkit::AtlasManager::Mesh2D& mesh)
{
Toolkit::AtlasManager::Vertex2D vertex;
- SizeType blockWidth = atlasSize.mBlockWidth;
+ SizeType blockWidth = atlasSize.mBlockWidth;
SizeType blockHeight = atlasSize.mBlockHeight;
- float vertexBlockWidth = static_cast< float >( blockWidth );
- float vertexBlockHeight = static_cast< float >( blockHeight );
+ float vertexBlockWidth = static_cast<float>(blockWidth);
+ float vertexBlockHeight = static_cast<float>(blockHeight);
- SizeType atlasWidth = atlasSize.mWidth;
+ SizeType atlasWidth = atlasSize.mWidth;
SizeType atlasHeight = atlasSize.mHeight;
- SizeType atlasWidthInBlocks = ( atlasWidth - 1u ) / blockWidth;
+ SizeType atlasWidthInBlocks = (atlasWidth - 1u) / blockWidth;
// Get the normalized size of a texel in both directions
- float texelX = 1.0f / static_cast< float >( atlasWidth );
- float texelY = 1.0f / static_cast< float >( atlasHeight );
+ float texelX = 1.0f / static_cast<float>(atlasWidth);
+ float texelY = 1.0f / static_cast<float>(atlasHeight);
- float oneAndAHalfTexelX = texelX + ( texelX * 0.5f );
- float oneAndAHalfTexelY = texelY + ( texelY * 0.5f );
+ float oneAndAHalfTexelX = texelX + (texelX * 0.5f);
+ float oneAndAHalfTexelY = texelY + (texelY * 0.5f);
- float texelBlockWidth = texelX * vertexBlockWidth;
+ float texelBlockWidth = texelX * vertexBlockWidth;
float texelBlockHeight = texelY * vertexBlockHeight;
uint32_t pixelsX = imageWidth % blockWidth;
uint32_t pixelsY = imageHeight % blockHeight;
- if ( !pixelsX )
+ if(!pixelsX)
{
pixelsX = blockWidth;
}
- if ( !pixelsY )
+ if(!pixelsY)
{
pixelsY = blockHeight;
}
- float vertexWidth = static_cast< float >( pixelsX );
- float vertexHeight = static_cast< float >( pixelsY );
- float texelWidth = texelX * vertexWidth;
- float texelHeight = texelY * vertexHeight;
+ float vertexWidth = static_cast<float>(pixelsX);
+ float vertexHeight = static_cast<float>(pixelsY);
+ float texelWidth = texelX * vertexWidth;
+ float texelHeight = texelY * vertexHeight;
// We're going to 'blit' half a pixel more on each edge
vertexWidth++;
vertexHeight++;
// Move back half a pixel
- Vector2 topLeft = Vector2( position.x - 0.5f, position.y - 0.5f );
+ Vector2 topLeft = Vector2(position.x - 0.5f, position.y - 0.5f);
- float fBlockX = texelBlockWidth * static_cast< float >( block % atlasWidthInBlocks );
+ float fBlockX = texelBlockWidth * static_cast<float>(block % atlasWidthInBlocks);
// In the next expression, we have purposely made ( block / atlasWidthInBlocks ) yield an integer value and then convert to float as
// we do not want the remainder in that expression to affect the value of fBlockY
- float fBlockY = texelBlockHeight * static_cast< float >( block / atlasWidthInBlocks );
+ float fBlockY = texelBlockHeight * static_cast<float>(block / atlasWidthInBlocks);
// Add on texture filtering compensation ( half a texel plus compensation for filled pixel in top left corner )
fBlockX += oneAndAHalfTexelX;
fBlockY += oneAndAHalfTexelY;
- float texelWidthOffset = texelWidth + texelX;
+ float texelWidthOffset = texelWidth + texelX;
float texelHeightOffset = texelHeight + texelY;
// Top left
- vertex.mPosition.x = topLeft.x;
- vertex.mPosition.y = topLeft.y;
+ vertex.mPosition.x = topLeft.x;
+ vertex.mPosition.y = topLeft.y;
vertex.mTexCoords.x = fBlockX;
vertex.mTexCoords.y = fBlockY;
- mesh.mVertices.Reserve( 4u );
- mesh.mVertices.PushBack( vertex );
+ mesh.mVertices.Reserve(4u);
+ mesh.mVertices.PushBack(vertex);
// Top Right
- vertex.mPosition.x = topLeft.x + vertexWidth;
- vertex.mPosition.y = topLeft.y;
+ vertex.mPosition.x = topLeft.x + vertexWidth;
+ vertex.mPosition.y = topLeft.y;
vertex.mTexCoords.x = fBlockX + texelWidthOffset;
vertex.mTexCoords.y = fBlockY;
- mesh.mVertices.PushBack( vertex );
+ mesh.mVertices.PushBack(vertex);
// Bottom Left
- vertex.mPosition.x = topLeft.x;
- vertex.mPosition.y = topLeft.y + vertexHeight;
+ vertex.mPosition.x = topLeft.x;
+ vertex.mPosition.y = topLeft.y + vertexHeight;
vertex.mTexCoords.x = fBlockX;
vertex.mTexCoords.y = fBlockY + texelHeightOffset;
- mesh.mVertices.PushBack( vertex );
+ mesh.mVertices.PushBack(vertex);
// Bottom Right
- vertex.mPosition.x = topLeft.x + vertexWidth;
- vertex.mPosition.y = topLeft.y + vertexHeight;
+ vertex.mPosition.x = topLeft.x + vertexWidth;
+ vertex.mPosition.y = topLeft.y + vertexHeight;
vertex.mTexCoords.x = fBlockX + texelWidthOffset;
vertex.mTexCoords.y = fBlockY + texelHeightOffset;
- mesh.mVertices.PushBack( vertex );
+ mesh.mVertices.PushBack(vertex);
// Six indices in counter clockwise winding
- mesh.mIndices.Reserve( 6u );
- mesh.mIndices.PushBack( 1u );
- mesh.mIndices.PushBack( 0u );
- mesh.mIndices.PushBack( 2u );
- mesh.mIndices.PushBack( 2u );
- mesh.mIndices.PushBack( 3u );
- mesh.mIndices.PushBack( 1u );
+ mesh.mIndices.Reserve(6u);
+ mesh.mIndices.PushBack(1u);
+ mesh.mIndices.PushBack(0u);
+ mesh.mIndices.PushBack(2u);
+ mesh.mIndices.PushBack(2u);
+ mesh.mIndices.PushBack(3u);
+ mesh.mIndices.PushBack(1u);
}
-void AppendMesh( Toolkit::AtlasManager::Mesh2D& first,
- const Toolkit::AtlasManager::Mesh2D& second )
+void AppendMesh(Toolkit::AtlasManager::Mesh2D& first,
+ const Toolkit::AtlasManager::Mesh2D& second)
{
const uint32_t verticesCount = first.mVertices.Size();
- first.mVertices.Insert( first.mVertices.End(),
- second.mVertices.Begin(),
- second.mVertices.End() );
+ first.mVertices.Insert(first.mVertices.End(),
+ second.mVertices.Begin(),
+ second.mVertices.End());
const uint32_t indicesCount = first.mIndices.Size();
- first.mIndices.Insert( first.mIndices.End(),
- second.mIndices.Begin(),
- second.mIndices.End() );
-
- for( Vector<unsigned short>::Iterator it = first.mIndices.Begin() + indicesCount,
- endIt = first.mIndices.End();
- it != endIt;
- ++it )
+ first.mIndices.Insert(first.mIndices.End(),
+ second.mIndices.Begin(),
+ second.mIndices.End());
+
+ for(Vector<unsigned short>::Iterator it = first.mIndices.Begin() + indicesCount,
+ endIt = first.mIndices.End();
+ it != endIt;
+ ++it)
{
*it += verticesCount;
}
projects / platform / core / uifw / dali-toolkit.git / blobdiff