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Fix weird glitch with back to back portals

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This commit is contained in:
James Lambert 2023-08-26 15:18:23 -06:00
parent 17b6d10324
commit 4bf67a467e
1 changed files with 13 additions and 2 deletions
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15
src/scene/render_plan.c
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@ -325,6 +325,17 @@ void renderPlanDetermineFarPlane(struct Ray* cameraRay, struct RenderProps* prop
}
}
int renderShouldRenderOtherPortal(int visiblePortal, struct RenderProps* properties) {
if (!gCollisionScene.portalTransforms[0] || !gCollisionScene.portalTransforms[1]) {
return 0;
}
struct Vector3 sceneScalePos;
vector3Scale(&gCollisionScene.portalTransforms[visiblePortal]->position, &sceneScalePos, SCENE_SCALE);
return planePointDistance(&properties->cameraMatrixInfo.cullingInformation.clippingPlanes[4], &sceneScalePos) >= -0.1f * SCENE_SCALE;
}
void renderPlanFinishView(struct RenderPlan* renderPlan, struct Scene* scene, struct RenderProps* properties, struct RenderState* renderState) {
staticRenderDetermineVisibleRooms(&properties->cameraMatrixInfo.cullingInformation, properties->fromRoom, &properties->visiblerooms);
@ -350,8 +361,8 @@ void renderPlanFinishView(struct RenderPlan* renderPlan, struct Scene* scene, st
float furthestPortal = 0.0f;
for (int i = 0; i < 2; ++i) {
if (gCollisionScene.portalTransforms[closerPortal] &&
properties->exitPortalIndex != closerPortal &&
if (properties->exitPortalIndex != closerPortal &&
renderShouldRenderOtherPortal(closerPortal, properties) &&
staticRenderIsRoomVisible(properties->visiblerooms, gCollisionScene.portalRooms[closerPortal])) {
int planResult = renderPlanPortal(
renderPlan,