MapEditor design fleshed out but render code not yet tested
Joeyrp
4 years ago
parent
f4e5de912d
commit
22fee91f15
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/******************************************************************************
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* File - tile_set_view.cpp
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* Author - Joey Pollack
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* Date - 2022/02/16 (y/m/d)
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* Mod Date - 2022/02/16 (y/m/d)
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* Description - panel for viewing the current tile set
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******************************************************************************/
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#include "tile_set_view.h"
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#include "../map_editor.h"
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#include "../tile_set.h"
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#include <assets/types/image.h>
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#include <editor/editor.h>
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#include <core/core.h>
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#include <graphics/graphics.h>
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namespace lunarium { namespace editor
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{
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TileSetView::TileSetView(MapEditor* editor)
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: Panel(gui::PanelType::PT_TILE_SET_VIEW, "Tile Set View", gui::PanelDockZone::DDZ_RIGHT, true),
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mpEditor(editor), mpTileSet(nullptr), mpViewImage(nullptr), mFrameBuffer(-1),
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mViewOffset({0, 0}), mViewZoom(1.0f)
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{
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}
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void TileSetView::Update(float delta)
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{
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if (!mpViewImage)
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{
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if (mpTileSet)
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{
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if (mFrameBuffer == -1)
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{
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mFrameBuffer = Core::Graphics().CreateRenderTexture(mpTileSet->GetImage()->GetWidth(), mpTileSet->GetImage()->GetHeight(), 4);
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}
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Color prev = Core::Graphics().GetClearColor();
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Core::Graphics().SetClearColor(Color::Transparent());
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Core::GetInstance().BeginRenderToTexture(mFrameBuffer).LogIfFailed(Editor::LogCat);
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mpTileSet->Render(&Core::Graphics());
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mpViewImage = Core::GetInstance().EndRenderToTexture();
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Core::Graphics().SetClearColor(prev);
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}
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}
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}
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bool TileSetView::DoFrame()
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{
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if (!mIsOpen)
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return false;
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if (!ImGui::Begin(GetName(), &mIsOpen))
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{
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ImGui::End();
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return false;
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}
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ImVec2 pos = ImGui::GetWindowPos();
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ImVec2 size = ImGui::GetWindowSize();
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// Adjust for the tab bar
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pos.y += ImGui::GetFrameHeight();
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size.y -= ImGui::GetFrameHeight();
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ImGuiIO& io = ImGui::GetIO();
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float x = io.MousePos.x - pos.x;
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float y = io.MousePos.y - pos.y;
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if (mpViewImage)
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{
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ImGui::Image((ImTextureID)mpViewImage->GetGLTextureID64(), ImVec2(mpViewImage->GetWidth(), mpViewImage->GetHeight()));
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}
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// TODO: If a tile on the map was changed this frame null out the canvas image so it will be redrawn
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ImGui::End();
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return mIsOpen;
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}
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void TileSetView::SetTileSet(TileSet* set)
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{
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mpTileSet = set;
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}
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TileSet* TileSetView::GetTileSet()
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{
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return mpTileSet;
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}
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void TileSetView::Invalidate(bool remake_frame_buffer)
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{
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mpViewImage = nullptr;
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if (remake_frame_buffer)
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{
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Core::Graphics().DestroyRenderTexture(mFrameBuffer);
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mFrameBuffer = -1;
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}
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}
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}}
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@ -0,0 +1,44 @@
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/******************************************************************************
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* File - tile_set_view.h
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* Author - Joey Pollack
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* Date - 2022/02/16 (y/m/d)
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* Mod Date - 2022/02/16 (y/m/d)
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* Description - panel for viewing the current tile set
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******************************************************************************/
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#ifndef TILE_SET_VIEW_H_
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#define TILE_SET_VIEW_H_
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#include <gui/panel.h>
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#include <core/types.h>
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namespace lunarium { class Image; }
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namespace lunarium { namespace editor
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{
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class MapEditor;
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class TileSet;
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class TileSetView : public gui::Panel
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{
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public:
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TileSetView(MapEditor* editor);
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void Update(float delta);
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bool DoFrame();
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void SetTileSet(TileSet* set);
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TileSet* GetTileSet();
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void Invalidate(bool remake_frame_buffer = false);
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private:
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MapEditor* mpEditor;
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TileSet* mpTileSet;
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int mFrameBuffer;
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Image* mpViewImage;
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Vec2i mViewOffset;
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float mViewZoom;
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};
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}}
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#endif // TILE_SET_VIEW_H_
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@ -0,0 +1,67 @@
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/******************************************************************************
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* File - tile_set.h
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* Author - Joey Pollack
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* Date - 2022/02/16 (y/m/d)
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* Mod Date - 2022/02/16 (y/m/d)
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* Description - Manage a tile set for map making
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******************************************************************************/
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#include "tile_set.h"
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#include <editor/editor.h>
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#include <graphics/graphics.h>
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#include <assets/types/image.h>
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#include <utils/logger.h>
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namespace lunarium { namespace editor
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{
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TileSet::TileSet()
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: mSetImage(nullptr), mTileSize({ 0, 0})
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{
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}
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void TileSet::SetImage(Image* image)
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{
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mSetImage = image;
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}
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void TileSet::SetTileSize(Sizei size)
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{
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mTileSize = size;
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mNumTiles.Width = mSetImage->GetWidth() / mTileSize.Width;
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mNumTiles.Height = mSetImage->GetHeight() / mTileSize.Height;
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}
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Image* TileSet::GetImage()
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{
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return mSetImage;
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}
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Sizei TileSet::GetTileSize()
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{
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return mTileSize;
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}
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Rectangle TileSet::GetTileRect(Vec2i index)
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{
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return Rectangle::MakeFromTopLeft(index.X * mTileSize.Width, index.Y * mTileSize.Height, mTileSize.Width, mTileSize.Height);
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}
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void TileSet::Render(lunarium::IGraphics* g)
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{
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g->DrawImage(*mSetImage, glm::vec2(0, 0), Color::White());
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// Draw grid
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for (int i = 0; i < mNumTiles.Width; i++)
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{
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g->DrawLine(glm::vec2(i * mTileSize.Width, 0), glm::vec2(i * mTileSize.Width, mSetImage->GetHeight()), Color::Black(), 1.0f);
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}
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g->DrawLine(glm::vec2(mSetImage->GetWidth(), 0), glm::vec2(mSetImage->GetWidth(), mSetImage->GetHeight()), Color::Black(), 1.0f);
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for (int j = 0; j < mNumTiles.Height; j++)
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{
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g->DrawLine(glm::vec2(0, j * mTileSize.Height), glm::vec2(mSetImage->GetWidth(), j * mTileSize.Height), Color::Black(), 1.0f);
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}
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g->DrawLine(glm::vec2(0, mSetImage->GetHeight()), glm::vec2(mSetImage->GetWidth(), mSetImage->GetHeight()), Color::Black(), 1.0f);
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}
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}}
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@ -0,0 +1,40 @@
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/******************************************************************************
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* File - tile_set.h
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* Author - Joey Pollack
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* Date - 2022/02/16 (y/m/d)
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* Mod Date - 2022/02/16 (y/m/d)
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* Description - Manage a tile set for map making
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******************************************************************************/
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#ifndef TILE_SET_H_
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#define TILE_SET_H_
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#include <core/types.h>
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namespace lunarium { class Image; class IGraphics; }
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namespace lunarium { namespace editor
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{
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class TileSet
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{
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public:
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TileSet();
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void SetImage(Image* image);
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void SetTileSize(Sizei size);
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Image* GetImage();
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Sizei GetTileSize();
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Rectangle GetTileRect(Vec2i index);
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void Render(lunarium::IGraphics* g);
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private:
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Image* mSetImage;
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Sizei mTileSize; // in pixels, must be a square power of 2
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Sizei mNumTiles;
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};
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}}
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#endif // TILE_SET_H_
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