78 lines
2.8 KiB
C++
78 lines
2.8 KiB
C++
// IAEngine: 2D Game Engine by IA
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// Copyright (C) 2025 IAS (ias@iasoft.dev)
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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#include <IAEngine/Components/AtlasRenderer.hpp>
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#include <IAEngine/Nodes/Node.hpp>
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namespace ia::iae
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{
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AtlasRendererComponent::AtlasRendererComponent(IN Node *node) : TextureRendererComponent(node)
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{
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}
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AtlasRendererComponent::~AtlasRendererComponent()
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{
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m_bakedGPUTexture.reset();
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}
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VOID AtlasRendererComponent::SetGrid(IN INT32 tileWidth, IN INT32 tileHeight, IN INT32 tileCountX,
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IN INT32 tileCountY)
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{
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m_tileGrid = {};
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m_tileGrid.TileWidth = tileWidth;
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m_tileGrid.TileHeight = tileHeight;
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m_tileGrid.TileCountX = tileCountX;
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m_tileGrid.TileCountY = tileCountY;
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m_tileGrid.m_tileTextures.resize(m_tileGrid.TileCountX * m_tileGrid.TileCountY);
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}
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VOID AtlasRendererComponent::SetGridTileTexture(IN INT32 index, IN class Texture texture)
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{
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m_tileGrid.m_tileTextures[index] = texture;
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}
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VOID AtlasRendererComponent::SetGridTileTexture(IN INT32 x, IN INT32 y, IN class Texture texture)
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{
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m_tileGrid.m_tileTextures[x + (y * m_tileGrid.TileCountX)] = texture;
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}
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VOID AtlasRendererComponent::BakeGrid()
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{
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CONST INT32 w = m_tileGrid.TileWidth * m_tileGrid.TileCountX, h = m_tileGrid.TileHeight * m_tileGrid.TileCountY;
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Vector<Handle> handles;
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handles.resize(m_tileGrid.TileCountX * m_tileGrid.TileCountY);
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for (SIZE_T i = 0; i < handles.size(); i++)
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handles[i] = m_tileGrid.m_tileTextures[i].GetHandle();
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m_bakedGPUTexture = GPUTexture::GridCombine(handles.data(), m_tileGrid.TileCountX, m_tileGrid.TileCountY,
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m_tileGrid.TileWidth, m_tileGrid.TileHeight);
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m_node->DrawnSize() = {w, h};
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CurrentTexture() = Texture(m_bakedGPUTexture->GetHandle(), w, h);
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}
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VOID AtlasRendererComponent::Update()
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{
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}
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VOID AtlasRendererComponent::Draw()
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{
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PositionOffset() = m_tileGrid.Position;
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ScaleOffset() = {1.0f, 1.0f};
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IsCameraRelative() = true;
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TextureRendererComponent::Draw();
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}
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} // namespace ia::iae
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