Clamped Animation Clips to the timeline

This commit is contained in:
Peter Slattery 2020-02-29 16:02:30 -08:00
parent 8f94aea56a
commit dc36d44cd2
2 changed files with 40 additions and 11 deletions

View File

@ -154,12 +154,19 @@ OPERATION_RENDER_PROC(UpdateDragAnimationClip)
r32 TimeOffset = TimeAtMouseX - TimeAtMouseDownX;
animation_block* AnimationBlock = State->AnimationSystem.Blocks.GetElementWithHandle(State->SelectedAnimationBlockHandle);
if (!AnimationBlock)
{
EndCurrentOperationMode(State, {}, Mouse);
return;
}
// TODO(Peter): This should really be in pixels so we can zoom in and out on the timeline
r32 SnapDistance = .25f;
if (GSAbs(Mouse.DownPos.x - ClipInitialStartTimeXPosition) < CLICK_ANIMATION_BLOCK_EDGE_MAX_SCREEN_DISTANCE)
{
r32 NewStartTime = OpState->SelectedClip_InitialStartTime + TimeOffset;
if (TimeOffset < 0)
{
for (u32 i = 0; i < State->AnimationSystem.Blocks.Used; i++)
{
gs_list_entry<animation_block>* OtherBlockEntry = State->AnimationSystem.Blocks.GetEntryAtIndex(i);
@ -167,11 +174,21 @@ OPERATION_RENDER_PROC(UpdateDragAnimationClip)
animation_block OtherBlock = OtherBlockEntry->Value;
NewStartTime = AttemptToSnapPosition(NewStartTime, OtherBlock.EndTime);
}
}
else
{
if (NewStartTime >= AnimationBlock->EndTime)
{
NewStartTime = AnimationBlock->EndTime - State->AnimationSystem.SecondsPerFrame;
}
}
AnimationBlock->StartTime = NewStartTime;
}
else if (GSAbs(Mouse.DownPos.x - ClipInitialEndTimeXPosition) < CLICK_ANIMATION_BLOCK_EDGE_MAX_SCREEN_DISTANCE)
{
r32 NewEndTime = OpState->SelectedClip_InitialEndTime + TimeOffset;
if (TimeOffset > 0)
{
for (u32 i = 0; i < State->AnimationSystem.Blocks.Used; i++)
{
gs_list_entry<animation_block>* OtherBlockEntry = State->AnimationSystem.Blocks.GetEntryAtIndex(i);
@ -179,6 +196,14 @@ OPERATION_RENDER_PROC(UpdateDragAnimationClip)
animation_block OtherBlock = OtherBlockEntry->Value;
NewEndTime = AttemptToSnapPosition(NewEndTime, OtherBlock.StartTime);
}
}
else
{
if(NewEndTime <= AnimationBlock->StartTime)
{
NewEndTime = AnimationBlock->StartTime + State->AnimationSystem.SecondsPerFrame;
}
}
AnimationBlock->EndTime = NewEndTime;
}
else
@ -208,6 +233,10 @@ OPERATION_RENDER_PROC(UpdateDragAnimationClip)
AnimationBlock->StartTime = NewStartTime;
AnimationBlock->EndTime = NewEndTime;
}
r32 TimelineEndTime = OpState->AnimationPanel_EndFrame * State->AnimationSystem.SecondsPerFrame;
AnimationBlock->StartTime = GSClamp(0.f, AnimationBlock->StartTime, TimelineEndTime);
AnimationBlock->EndTime = GSClamp(0.f, AnimationBlock->EndTime, TimelineEndTime);
}
input_command DragAnimationClipCommands [] = {
@ -232,7 +261,6 @@ SelectAndBeginDragAnimationBlock(gs_list_handle BlockHandle, s32 PanelStartFrame
OpState->SelectedClip_InitialStartTime = SelectedBlock->StartTime;
OpState->SelectedClip_InitialEndTime = SelectedBlock->EndTime;
}
// -------------------
FOLDHAUS_INPUT_COMMAND_PROC(AddAnimationBlockCommand)

View File

@ -65,6 +65,7 @@ Ground Up Reengineering
- Animation System
x snapping clips
- convert everything from time to frames
- zoom in and out
- blending between animation
- layers