private void RenderAnimationPreview(RenderComposer c)
{
AnimatedSprite currentFileContext = _currentAsset !.Content !;
SpriteAnimationFrameSource frameSource = currentFileContext.FrameSource;
if (_animatedPreviewInvalidated)
{
var size = new Vector2();
for (var i = 0; i < frameSource.GetFrameCount(); i++)
{
Rectangle frameUV = frameSource.GetFrameUV(i);
size.X = MathF.Max(size.X, frameUV.Width);
size.Y = MathF.Max(size.Y, frameUV.Height);
}
if (size.X > size.Y)
{
size.Y = size.X;
}
else if (size.Y > size.X)
{
size.X = size.Y;
}
size *= 2;
GLThread.ExecuteGLThreadAsync(() =>
{
if (_animatedPreviewFb == null)
{
_animatedPreviewFb = new FrameBuffer(size).WithColor();
}
else
{
_animatedPreviewFb.Resize(size, true);
}
});
_animatedPreviewInvalidated = false;
}
if (_animatedPreviewFb != null)
{
c.RenderToAndClear(_animatedPreviewFb);
Vector2 size = _animatedPreviewFb.Size;
c.RenderSprite(Vector3.Zero, size, new Color(32, 32, 32));
c.RenderLine(new Vector2(0, size.Y / 2), new Vector2(size.X, size.Y / 2), Color.White * 0.2f);
c.RenderLine(new Vector2(size.X / 2, 0), new Vector2(size.X / 2, size.Y), Color.White * 0.2f);
if (_animatedPreviewAnchorMode)
{
// Draw a shadow of the previous frame.
if (_frameAnchor != 0)
{
_controller.GetRenderDataForFrame(_frameAnchor - 1, out Vector3 renderPosSh, out Texture textureSh, out Rectangle uvSh);
renderPosSh = renderPosSh.RoundClosest();
c.RenderSprite((size / 2f).RoundClosest().ToVec3() + renderPosSh, uvSh.Size, Color.White * 0.3f, textureSh, uvSh);
}
_controller.GetRenderDataForFrame(_frameAnchor, out Vector3 renderPos, out Texture texture, out Rectangle uv);
renderPos = renderPos.RoundClosest();
c.RenderSprite((size / 2f).RoundClosest().ToVec3() + renderPos, uv.Size, Color.White, texture, uv);
}
else
{
_controller.GetRenderData(out Vector3 renderPos, out Texture texture, out Rectangle uv);
renderPos = renderPos.RoundClosest();
c.RenderSprite((size / 2f).RoundClosest().ToVec3() + renderPos, uv.Size, Color.White, texture, uv);
}
c.RenderTo(null);
}
}
private void FrameAnchorTab()
{
if (_currentAsset == null)
{
return;
}
_animatedPreviewAnchorMode = true;
SpriteAnimationFrameSource frameSource = _currentAsset.Content.FrameSource;
int frameCount = frameSource.GetFrameCount();
// Ensure data is of correct length. It's possible for it to be malformed if frames were re-detected or
// user did something wacky.
frameSource.FrameOrigins ??= new OriginPosition[frameCount];
if (frameSource.FrameOrigins.Length != frameCount)
{
Array.Resize(ref frameSource.FrameOrigins, frameCount);
}
frameSource.FrameOffsets ??= new Vector2[frameCount];
if (frameSource.FrameOffsets.Length != frameCount)
{
Array.Resize(ref frameSource.FrameOffsets, frameCount);
}
if (frameCount == 0)
{
return;
}
ImGui.InputInt("Zoom", ref _zoomLevel);
ImGui.Text("Frame ");
ImGui.SameLine();
ImGui.SetNextItemWidth(130);
ImGui.InputInt("", ref _frameAnchor);
ImGui.SameLine();
ImGui.Text($"/{frameCount}");
if (_frameAnchor < 0)
{
_frameAnchor = 0;
}
if (_frameAnchor > frameCount - 1)
{
_frameAnchor = frameCount - 1;
}
var anchorType = (int)frameSource.FrameOrigins[_frameAnchor];
if (ImGui.Combo("Anchor Type", ref anchorType, string.Join('\0', Enum.GetNames(typeof(OriginPosition)))))
{
frameSource.FrameOrigins[_frameAnchor] = (OriginPosition)anchorType;
_controller.Reset();
UnsavedChanges();
}
ImGui.SameLine();
if (ImGui.Button("Apply To All"))
{
for (var i = 0; i < frameSource.FrameOrigins.Length; i++)
{
frameSource.FrameOrigins[i] = (OriginPosition)anchorType;
}
UnsavedChanges();
}
if (ImGui.InputFloat2("Additional Offset", ref frameSource.FrameOffsets[_frameAnchor]))
{
UnsavedChanges();
}
if (_animatedPreviewFb != null)
{
FrameBufferTexture texture = _animatedPreviewFb.ColorAttachment;
(Vector2 uv1, Vector2 uv2) = texture.GetImGuiUV();
ImGui.Image((IntPtr)texture.Pointer, texture.Size * _zoomLevel, uv1, uv2);
}
}
private void AnimationFrameEditor(Dictionary <string, SpriteAnimationData> anims)
{
AnimatedSprite currentFileContext = _currentAsset !.Content !;
SpriteAnimationData selAnim = anims[_selectedAnimation];
ImGui.BeginChild("Animation", new Vector2(-1, -1), true);
ImGui.Text("Frames: (Drag and Drop to rearrange)");
SpriteAnimationFrameSource frameSource = currentFileContext.FrameSource;
_draggedFrame = EditorHelpers.DragAndDropList(selAnim.FrameIndices, _draggedFrame, true);
if (selAnim.FrameIndices.Length == 0)
{
EditorHelpers.ButtonSizedHole("");
}
ImGui.PushItemWidth(150);
if (ImGui.InputInt("", ref _addFrameInput))
{
_addFrameInput = Maths.Clamp(_addFrameInput, 0, frameSource.GetFrameCount() - 1);
}
ImGui.SameLine();
if (ImGui.Button("Add Frame"))
{
selAnim.FrameIndices = selAnim.FrameIndices.AddToArray(_addFrameInput);
if (_addFrameInput < frameSource.GetFrameCount() - 2)
{
_addFrameInput++;
}
_controller.Reset();
UnsavedChanges();
}
ImGui.SameLine();
ImGui.Button("Remove (Drop Here)");
if (ImGui.BeginDragDropTarget())
{
ImGuiPayloadPtr dataPtr = ImGui.AcceptDragDropPayload("UNUSED");
unsafe
{
if ((IntPtr)dataPtr.NativePtr != IntPtr.Zero && dataPtr.IsDelivery())
{
int[] indices = selAnim.FrameIndices;
for (int i = _draggedFrame; i < indices.Length - 1; i++)
{
indices[i] = indices[i + 1];
}
Array.Resize(ref selAnim.FrameIndices, selAnim.FrameIndices.Length - 1);
_controller.Reset();
_draggedFrame = -1;
UnsavedChanges();
}
}
ImGui.EndDragDropTarget();
}
ImGui.PushItemWidth(150);
ImGui.Text("Duration");
ImGui.SameLine();
if (ImGui.InputInt("###DurInput", ref selAnim.TimeBetweenFrames))
{
_controller.Reset();
UnsavedChanges();
}
ImGui.SameLine();
if (selAnim.FrameIndices.Length > 0)
{
ImGui.Text($"Total Duration: {selAnim.TimeBetweenFrames * selAnim.FrameIndices.Length}");
}
var loopType = (int)selAnim.LoopType;
if (ImGui.Combo("Loop Type", ref loopType, string.Join('\0', Enum.GetNames(typeof(AnimationLoopType)))))
{
selAnim.LoopType = (AnimationLoopType)loopType;
_controller.Reset();
UnsavedChanges();
}
}
private void FrameOrderTab()
{
AnimatedSprite currentFileContext = _currentAsset !.Content !;
SpriteAnimationFrameSource frameSource = currentFileContext.FrameSource;
var arraySource = frameSource as SpriteArrayFrameSource;
var gridSource = frameSource as SpriteGridFrameSource;
if (frameSource != null)
{
ImGui.Text($"Frames: {currentFileContext.FrameSource.GetFrameCount()}");
if (arraySource != null)
{
ImGui.SameLine();
ImGui.Checkbox("Show Frame Indices", ref _showFrameIdx);
ImGui.SameLine();
if (ImGui.Button("Re-detect Frames"))
{
currentFileContext.FrameSource = new SpriteArrayFrameSource(_currentAssetTexture);
UnsavedChanges();
}
}
if (gridSource != null)
{
if (ImGui.InputFloat2("FrameSize", ref gridSource.FrameSize))
{
_animatedPreviewInvalidated = true;
UnsavedChanges();
}
if (ImGui.InputFloat2("Frame Spacing", ref gridSource.Spacing))
{
_animatedPreviewInvalidated = true;
UnsavedChanges();
}
}
}
ImGui.InputInt("Zoom", ref _zoomLevel);
if (arraySource != null)
{
ImGui.Text("Right-click on a frame to select it, and then on another frame to swap their positions.");
}
ImGui.BeginChild("FramePreview", new Vector2(-1, -1), true, ImGuiWindowFlags.HorizontalScrollbar);
// Array source being unordered allows for frames to be reordered.
if (_textureFb != null && frameSource != null)
{
Vector2 winPos = ImGui.GetCursorScreenPos();
FrameBufferTexture texture = _textureFb.ColorAttachment;
(Vector2 uv1, Vector2 uv2) = texture.GetImGuiUV();
ImGui.Image((IntPtr)texture.Pointer, texture.Size * _zoomLevel, uv1, uv2);
if (arraySource != null && arraySource.Frames != null && ImGui.IsWindowFocused() && Engine.Host.IsKeyDown(Key.MouseKeyRight))
{
Vector2 mPos = ImGui.GetMousePos();
mPos -= winPos;
int clickedOn = -1;
for (var i = 0; i < frameSource.GetFrameCount(); i++)
{
Rectangle uv = frameSource.GetFrameUV(i);
uv *= _zoomLevel;
if (!uv.Contains(mPos))
{
continue;
}
clickedOn = i;
break;
}
if (clickedOn != -1)
{
if (_selectedFrame == -1)
{
_selectedFrame = clickedOn;
}
else
{
Rectangle uvSelected = frameSource.GetFrameUV(_selectedFrame);
Rectangle uvNew = frameSource.GetFrameUV(clickedOn);
arraySource.Frames[_selectedFrame] = uvNew;
arraySource.Frames[clickedOn] = uvSelected;
_selectedFrame = -1;
UnsavedChanges();
}
}
}
}
ImGui.EndChild();
}
protected override bool RenderInternal(RenderComposer c)
{
var open = true;
ImGui.SetNextWindowPos(new Vector2(0, 20), ImGuiCond.Always);
ImGui.SetNextWindowSize(c.CurrentTarget.Size - new Vector2(0, 20));
ImGui.Begin(Title, ref open, ImGuiWindowFlags.MenuBar | ImGuiWindowFlags.NoCollapse | ImGuiWindowFlags.NoResize | ImGuiWindowFlags.NoMove);
RenderImGui();
ImGui.End();
Position = Vector3.Zero;
Size = c.CurrentTarget.Size;
if (!open)
{
Parent?.RemoveChild(this);
return(false);
}
if (_textureFb?.ColorAttachment == null)
{
return(true); // Disposed or uninitialized fb
}
if (_currentAssetTexture == null)
{
return(true);
}
_textureFb.ColorAttachment.Smooth = false;
c.RenderToAndClear(_textureFb);
c.RenderSprite(Vector3.Zero, _currentAssetTexture.Size, _currentAssetTexture);
// Render meta overlay on the spritesheet texture.
if (_currentAsset != null)
{
AnimatedSprite currentFileContext = _currentAsset.Content !;
SpriteAnimationFrameSource frameSource = currentFileContext.FrameSource;
if (frameSource != null)
{
for (var i = 0; i < frameSource.GetFrameCount(); i++)
{
Rectangle frameUv = frameSource.GetFrameUV(i);
c.RenderOutline(frameUv, _selectedFrame == i ? Color.Green : Color.Red);
if (_showFrameIdx && frameSource is SpriteArrayFrameSource)
{
Vector3 stringPos = frameUv.Position.ToVec3();
DrawableFontAtlas atlas = _debugFont.GetAtlas(20);
c.RenderString(stringPos + new Vector3(1), Color.Black, i.ToString(), atlas);
c.RenderString(stringPos, Color.Red, i.ToString(), atlas);
}
}
}
}
c.RenderTo(null);
RenderAnimationPreview(c);
return(true);
}
