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Clear all interp variables when processing root (may fix various displaylist corruption crashes)

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This commit is contained in:
MysterD 2023-04-20 21:56:37 -07:00
parent 43e63b854b
commit 511434a9e9
1 changed files with 30 additions and 2 deletions
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32
src/game/rendering_graph_node.c
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@ -166,7 +166,7 @@ static Gfx* sViewportClipPos = NULL;
static Vp sViewportPrev = { 0 };
static Vp sViewportInterp = { 0 };
static struct GraphNodeBackground* sBackgroundNode;
static struct GraphNodeBackground* sBackgroundNode = NULL;
Gfx* gBackgroundSkyboxGfx = NULL;
Vtx* gBackgroundSkyboxVerts[3][3] = { 0 };
Mtx* gBackgroundSkyboxMtx = NULL;
@ -187,7 +187,7 @@ struct {
Mtx interp;
u8 usingCamSpace;
} gMtxTbl[6400];
s32 gMtxTblSize;
s32 gMtxTblSize = 0;
struct Object* gCurGraphNodeProcessingObject = NULL;
struct MarioState* gCurGraphNodeMarioState = NULL;
@ -1561,12 +1561,40 @@ void geo_process_node_and_siblings(struct GraphNode *firstNode) {
} while (iterateChildren && curGraphNode && (curGraphNode = curGraphNode->next) != firstNode);
}
static void geo_clear_interp_variables(void) {
sPerspectiveNode = NULL;
sPerspectivePos = NULL;
sPerspectiveMtx = NULL;
sPerspectiveAspect = 0;
sViewport = NULL;
sViewportPos = NULL;
sViewportClipPos = NULL;
sBackgroundNode = NULL;
gBackgroundSkyboxGfx = NULL;
memset(gBackgroundSkyboxVerts, 0, sizeof(Vtx*) * 3 * 3);
gBackgroundSkyboxMtx = NULL;
sBackgroundNodeRoot = NULL;
gShadowInterpCurrent = NULL;
sShadowInterpCount = 0;
sCameraNode = NULL;
gMtxTblSize = 0;
gCurGraphNodeProcessingObject = NULL;
gCurGraphNodeMarioState = NULL;
}
/**
* Process a root node. This is the entry point for processing the scene graph.
* The root node itself sets up the viewport, then all its children are processed
* to set up the projection and draw display lists.
*/
void geo_process_root(struct GraphNodeRoot *node, Vp *b, Vp *c, s32 clearColor) {
// clear interp stuff
geo_clear_interp_variables();
if (node->node.flags & GRAPH_RENDER_ACTIVE) {
Vp *viewport = alloc_display_list(sizeof(*viewport));
if (viewport == NULL) { return; }