From b5b55914ff6978e2b6fa6a96cb169c867abc37d2 Mon Sep 17 00:00:00 2001
From: Treeki <treeki@gmail.com>
Date: Tue, 28 Aug 2012 19:58:25 +0200
Subject: fixed opacity animations and reversible loop

---
 src/koopatlas/map.cpp | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

(limited to 'src/koopatlas')

diff --git a/src/koopatlas/map.cpp b/src/koopatlas/map.cpp
index e37ee4b..65d71b8 100644
--- a/src/koopatlas/map.cpp
+++ b/src/koopatlas/map.cpp
@@ -303,6 +303,7 @@ void dWMMap_c::renderer_c::renderDoodadLayer(dKPLayer_s *layer) {
 		float effectiveX = doodad->x, effectiveY = doodad->y;
 		float effectiveWidth = doodad->width, effectiveHeight = doodad->height;
 		float effectiveAngle = doodad->angle;
+		int effectiveAlpha = layer->alpha;
 
 		if (doodad->animationCount > 0) {
 			for (int j = 0; j < doodad->animationCount; j++) {
@@ -315,9 +316,9 @@ void dWMMap_c::renderer_c::renderDoodadLayer(dKPLayer_s *layer) {
 					}
 
 					u32 elapsed = GlobalTickCount - baseTick;
-					u32 elapsedAdjusted = elapsed;
 					if (anim->isReversed)
 						elapsed = anim->frameCount - 1 - elapsed;
+					u32 elapsedAdjusted = elapsed;
 
 					if (elapsed >= anim->frameCount) {
 						if (elapsed >= (anim->frameCount + anim->delay)) {
@@ -342,8 +343,10 @@ void dWMMap_c::renderer_c::renderDoodadLayer(dKPLayer_s *layer) {
 									anim->baseTick = GlobalTickCount;
 									break;
 							}
+							elapsedAdjusted = elapsed;
+						} else {
+							elapsedAdjusted = anim->frameCount;
 						}
-						elapsedAdjusted = anim->frameCount;
 					}
 
 					// now calculate the thing
@@ -393,7 +396,7 @@ void dWMMap_c::renderer_c::renderDoodadLayer(dKPLayer_s *layer) {
 							effectiveY += scaleYMod;
 							break;
 						case dKPDoodad_s::animation_s::OPACITY:
-							// TODO
+							effectiveAlpha = (effectiveAlpha * (frame * 2.55f)) / 255;
 							break;
 					}
 				}
@@ -415,6 +418,8 @@ void dWMMap_c::renderer_c::renderDoodadLayer(dKPLayer_s *layer) {
 			MTXConcat(doodadMtx, rotMtx, doodadMtx);
 		}
 
+		GXSetTevColor(GX_TEVREG0, (GXColor){255,255,255,effectiveAlpha});
+
 		loadCamera(doodadMtx);
 		loadTexture(doodad->texObj);
 
-- 
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